{"id":3141,"date":"2025-11-12T09:00:00","date_gmt":"2025-11-12T09:00:00","guid":{"rendered":"https:\/\/sinobreaker.com\/?p=3141"},"modified":"2025-11-19T03:32:40","modified_gmt":"2025-11-19T03:32:40","slug":"installing-surge-protection-dc-nec-690-35-requirements-2025","status":"publish","type":"post","link":"https:\/\/sinobreaker.com\/ko\/installing-surge-protection-dc-nec-690-35-requirements-2025\/","title":{"rendered":"\uc11c\uc9c0 \ubcf4\ud638 DC \uc124\uce58: NEC 690.35 \uc694\uad6c \uc0ac\ud56d 2025"},"content":{"rendered":"

\uc11c\uc9c0 \ubcf4\ud638 DC \uc124\uce58 \uc694\uad6c \uc0ac\ud56d\uc744 \uc774\ud574\ud558\uba74 \uaddc\uc815\uc744 \uc900\uc218\ud558\ub294 \ud0dc\uc591\uad11 \uc2dc\uc2a4\ud15c \ubcf4\ud638\uac00 \ubcf4\uc7a5\ub429\ub2c8\ub2e4. NEC 690<\/a>.35 \ud45c\uc900. \uc774 \uc885\ud569\uc801\uc778 \uc124\uce58 \uac00\uc774\ub4dc\uc5d0\uc11c\ub294 \uc801\uc808\ud55c SPD \ubc30\uce58 \uae30\uc220, \uc811\uc9c0 \uc804\uadf9 \uc124\uce58 \ubc29\ubc95, \ub3c4\uccb4 \uc885\ub2e8 \uc808\ucc28 \ubc0f \uac80\uc0ac \ud504\ub85c\ud1a0\ucf5c\uc744 \uc0b4\ud3b4\ubd05\ub2c8\ub2e4. \uc804\uae30 \uacc4\uc57d\uc790 \ubc0f \uc124\uce58\uc790\ub294 \uc804\ubb38\uac00\uae09 \uc11c\uc9c0 \ubcf4\ud638 \uc124\uce58\uc5d0 \ub300\ud55c \uc790\uc138\ud55c \uaddc\uc815 \uc900\uc218 \uccb4\ud06c\ub9ac\uc2a4\ud2b8, \uc124\uce58 \ubaa8\ubc94 \uc0ac\ub840 \ubc0f \uad00\ud560 \uae30\uad00(AHJ)\uc758 \uc2b9\uc778 \uc804\ub7b5\uc744 \ud655\uc778\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc11c\uc9c0 \ubcf4\ud638 DC \uc7a5\uce58\ub97c \uc124\uce58\ud558\ub824\uba74 \uc778\ud074\ub85c\uc800\uc5d0 \uad6c\uc131 \uc694\uc18c\ub97c \uc7a5\ucc29\ud558\ub294 \uac83 \uc774\uc0c1\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. NEC 690.35\ub294 SPD \uc124\uce58 \uc704\uce58, \uc5f0\uacb0 \ubc29\ubc95, \ubd84\ub9ac \uc218\ub2e8 \ubc0f \uc811\uc9c0 \uc624\ub958 \ubcf4\ud638 \ud1b5\ud569\uc5d0 \ub300\ud55c \ud544\uc218 \uc694\uad6c \uc0ac\ud56d\uc744 \uc124\uc815\ud569\ub2c8\ub2e4. \uaddc\uc815\uc744 \uc900\uc218\ud558\ub294 \uc124\uce58\ub294 \uc11c\uc9c0 \uc190\uc0c1\uc73c\ub85c\ubd80\ud130 \ubcf4\ud638\ud558\ub294 \ub3d9\uc2dc\uc5d0 \uc804\uae30 \uac80\uc0ac \uc694\uad6c \uc0ac\ud56d\uc744 \ucda9\uc871\ud558\uc5ec \ud504\ub85c\uc81d\ud2b8 \uc9c0\uc5f0\uacfc \uac12\ube44\uc2fc \uc7ac\uc124\uce58 \uc791\uc5c5\uc744 \ubc29\uc9c0\ud569\ub2c8\ub2e4. \ub610\ud55c \uc801\uc808\ud55c \uc124\uce58 \uae30\uc220\uc740 25\ub144\uc758 \uc2dc\uc2a4\ud15c \uc6b4\uc601 \uc218\uba85 \ub3d9\uc548 \ubcf4\ud638 \uc2dc\uc2a4\ud15c \uc131\ub2a5\uc774 \uc124\uacc4 \uc0ac\uc591\uacfc \uc77c\uce58\ud558\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

NEC 690.35 \uc11c\uc9c0 \ubcf4\ud638 \uc694\uad6c \uc0ac\ud56d<\/h2>\n\n\n\n

2023 NEC\uc5d0 \ub530\ub978 \uc758\ubb34 SPD \uc124\uce58<\/h3>\n\n\n\n

NEC 690.35(2023\ub144\ud310)\uc5d0\uc11c\ub294 \uc2dc\uc2a4\ud15c\uc774 \ud2b9\uc815 \uba74\uc81c \uae30\uc900\uc744 \ucda9\uc871\ud558\uc9c0 \uc54a\ub294 \ud55c \ubaa8\ub4e0 DC \ud0dc\uc591\uad11 \ubc1c\uc804 \uc18c\uc2a4 \ud68c\ub85c \ubc0f \ucd9c\ub825 \ud68c\ub85c\uc5d0 \uc11c\uc9c0 \ubcf4\ud638 \uc7a5\uce58\ub97c \uc758\ubb34\uc801\uc73c\ub85c \uc124\uce58\ud558\ub3c4\ub85d \uaddc\uc815\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub294 \uc11c\uc9c0 \ubcf4\ud638\uac00 \uad8c\uc7a5\ub418\uc5c8\uc9c0\ub9cc \ubcf4\ud3b8\uc801\uc73c\ub85c \uc694\uad6c\ub418\uc9c0\ub294 \uc54a\uc558\ub358 \uc774\uc804 \ubc84\uc804\uacfc \ud06c\uac8c \ub2ec\ub77c\uc9c4 \uc810\uc785\ub2c8\ub2e4. \uc774 \ud544\uc218 \uc694\uac74\uc740 \ub099\ub8b0\ub85c \uc778\ud55c \uc11c\uc9c0 \uc190\uc0c1\uc744 PV \uc2dc\uc2a4\ud15c \uace0\uc7a5\uc758 \uc8fc\uc694 \uc6d0\uc778\uc73c\ub85c \uc778\uc2dd\ud558\uace0 \ubaa8\ub4e0 \uc124\uce58\uc5d0 \ub300\ud55c \ucd5c\uc18c \ubcf4\ud638 \uae30\uc900\uc120\uc744 \uc124\uc815\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ud2b9\uc815 NEC 690.35 \uc5b8\uc5b4\uc5d0\ub294 \ub2e4\uc74c\uacfc \uac19\uc774 \uba85\uc2dc\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4: \u201c\uc11c\uc9c0 \ubcf4\ud638 \uc7a5\uce58\ub294 PV \uc2dc\uc2a4\ud15c\uc774 \ub2e4\uc74c \uc870\uac74\uc744 \ubaa8\ub450 \ucda9\uc871\ud558\uc9c0 \uc54a\ub294 \ud55c DC PV \uc18c\uc2a4 \ud68c\ub85c \ubc0f PV \ucd9c\ub825 \ud68c\ub85c\uc5d0 \uc124\uce58\ud574\uc57c \ud569\ub2c8\ub2e4...\u201d\uc640 \uba74\uc81c \uae30\uc900\uc774 \uc774\uc5b4\uc9d1\ub2c8\ub2e4. \ub300\ubd80\ubd84\uc758 \uc2e4\uc81c \uc124\uce58\ub294 \ubaa8\ub4e0 \uba74\uc81c \uc694\uac74\uc744 \ucda9\uc871\ud560 \uc218 \uc5c6\uc73c\ubbc0\ub85c \uae30\ubcf8\uc801\uc73c\ub85c \ubaa8\ub4e0 \uc8fc\uac70, \uc0c1\uc5c5 \ubc0f \uc720\ud2f8\ub9ac\ud2f0 \uaddc\ubaa8 \ud504\ub85c\uc81d\ud2b8\uc5d0 SPD \uc124\uce58\uac00 \ud544\uc218\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\uba74\uc81c \uae30\uc900<\/strong> (\ubaa8\ub450 \ub3d9\uc2dc\uc5d0 \ucda9\uc871\ub418\uc5b4\uc57c \ud568):
- \uc9c0\uc0c1 \ud50c\ub798\uc2dc \ubc00\ub3c4\uac00 0.25 \ud50c\ub798\uc2dc\/km\u00b2\/\ub144 \ubbf8\ub9cc\uc778 \uc9c0\uc5ed\uc5d0 \uc704\uce58\ud55c \ud0dc\uc591\uad11 \uc2dc\uc2a4\ud15c(\uc778\uad6c \ubc00\uc9d1 \uc9c0\uc5ed\uc5d0\uc11c\ub294 \uadf9\ud788 \ub4dc\ubb38 \uacbd\uc6b0)
- \uc2dc\uc2a4\ud15c\uc740 \ubaa8\ub4e0 PV \uc18c\uc2a4 \ubc0f \ucd9c\ub825 \ud68c\ub85c \ub3c4\uccb4\ub97c \ub458\ub7ec\uc2f8\ub294 \uae08\uc18d \ub808\uc774\uc2a4\uc6e8\uc774\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4.
- \uc2dc\uc2a4\ud15c\uc5d0\ub294 \ubaa8\ub4e0 \ub3c4\uccb4\ub97c \uc704\ud574 \uc801\uc808\ud558\uac8c \uc811\ucc29\ub41c \uae08\uc18d \ucf00\uc774\ube14 \ud2b8\ub808\uc774\uac00 \ud3ec\ud568\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.
- \ubaa8\ub4e0 \uc7a5\ube44\uc5d0\ub294 \ucd5c\uc18c \ud45c\uc900\uc744 \ucd08\uacfc\ud558\ub294 \uc81c\uc870\uc5c5\uccb4 \ud1b5\ud569 \uc11c\uc9c0 \ubcf4\ud638 \uae30\ub2a5\uc774 \ud3ec\ud568\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\ub300\ubd80\ubd84\uc758 \uc2dc\uc124\uc740 \ub178\ucd9c\ub41c \uc625\uc0c1 \ub3c4\uccb4\ub97c \uc0ac\uc6a9\ud558\uace0 \ub099\ub8b0 \ub178\ucd9c\uc774 \uc911\uac04\uc5d0\uc11c \ub192\uc740 \uc9c0\uc5ed\uc5d0\uc11c \uc6b4\uc601\ub418\ubbc0\ub85c \uba74\uc81c\uac00 \uc801\uc6a9\ub418\ub294 \uacbd\uc6b0\ub294 \uac70\uc758 \uc5c6\uc2b5\ub2c8\ub2e4. \ud504\ub85c\uc81d\ud2b8 \uc124\uacc4 \ub2e8\uacc4\uc5d0\uc11c \ud544\uc218 SPD \uc124\uce58\ub97c \uacc4\ud68d\ud558\uc5ec \ucd5c\uc885 \uac80\uc0ac \uc2dc \ub9c9\ud310\uc5d0 \uaddc\uc815 \uc900\uc218 \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud558\uc9c0 \uc54a\ub3c4\ub85d \ud558\uc138\uc694.<\/p>\n\n\n\n

\ud544\uc218 \uc124\uce58 \uc704\uce58<\/h3>\n\n\n\n

NEC 690.35(A)\ub294 \uc801\uc808\ud55c \uc2dc\uc2a4\ud15c \uc9c0\uc810\uc5d0\uc11c \ubcf4\ud638\ub97c \ubcf4\uc7a5\ud558\ub294 \ud5c8\uc6a9 \uac00\ub2a5\ud55c SPD \uc124\uce58 \uc704\uce58\ub97c \uc9c0\uc815\ud569\ub2c8\ub2e4. \uc11c\uc9c0 \ubcf4\ud638 \uc7a5\uce58\ub294 \uc5ec\ub7ec \ud574\uc11d \uc635\uc158\uc744 \ud5c8\uc6a9\ud558\ub294 \u201c\ud0dc\uc591\uad11 \ucd9c\ub825 \ud68c\ub85c \ub3c4\uccb4\uc5d0\u201d \uc124\uce58\ud574\uc57c \ud569\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \uaddc\uc815\uc744 \uc900\uc218\ud558\ub294 \uc124\uce58 \uc704\uce58\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n

DC \ucef4\ubc14\uc774\ub108 \ub610\ub294 \ub9ac\ucef4\ubc14\uc774\ub108 \ucd9c\ub825\uc5d0\uc11c:<\/strong> \uba54\uc778 DC \ucef4\ubc14\uc774\ub108\uc5d0 SPD\ub97c \uc124\uce58\ud558\uba74 \uc778\ubc84\ud130 \uc2a4\ud14c\uc774\uc158\uc73c\ub85c \ub77c\uc6b0\ud305\ud558\uae30 \uc804\uc5d0 \ubaa8\ub4e0 \uc5b4\ub808\uc774 \uc2a4\ud2b8\ub9c1\uc774 \ud1b5\ud569\ub418\ub294 \uc911\uc559 \uc9d1\uc911\uc2dd \ubcf4\ud638 \uae30\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774 \uc704\uce58\ub294 \uc911\uc559 \uc218\uc9d1 \uc9c0\uc810\uc5d0 \uacf5\uae09\ud558\ub294 \uc5ec\ub7ec \uc2a4\ud2b8\ub9c1 \ucef4\ubc14\uc774\ub108\uac00 \uc788\ub294 \ub300\uaddc\ubaa8 \uc124\uce58\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4. \ub2e8\uc77c SPD \uc124\uce58\ub294 DC \ucc28\ub2e8, \ubaa8\ub2c8\ud130\ub9c1 \uc7a5\ube44 \ubc0f \uc778\ubc84\ud130 DC \uc785\ub825\uc744 \ud3ec\ud568\ud55c \ubaa8\ub4e0 \ub2e4\uc6b4\uc2a4\ud2b8\ub9bc \uc7a5\ube44\ub97c \ubcf4\ud638\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc778\ubc84\ud130 DC \uc785\ub825 \ub2e8\uc790\uc5d0\uc11c:<\/strong> \uc778\ubc84\ud130 DC \ub2e8\uc790 \ubc14\ub85c \uc55e\uc5d0 SPD\ub97c \uc124\uce58\ud558\uba74 \ucd5c\uc885 \uc7a5\ube44 \uc218\uc900\uc758 \ubcf4\ud638 \uae30\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774 \uc704\uce58\ub294 \uc911\uac04 \ucef4\ubc14\uc774\ub108 \uc5c6\uc774 \uc778\ubc84\ud130\ub85c \uc9c1\uc811 \uc5f0\uacb0\ub418\ub294 \uc2a4\ud2b8\ub9c1\uc774 \uac70\uc758 \uc5c6\ub294 \uc18c\uaddc\ubaa8 \uc124\uce58\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4. \ubcf4\ud638 \uc7a5\ube44\uc5d0 \uadfc\uc811\ud558\uba74 \ubcf4\ud638\ub418\uc9c0 \uc54a\uc740 \ub3c4\uccb4 \uae38\uc774\ub97c \ucd5c\uc18c\ud654\ud558\uc5ec SPD\uc640 \ubbfc\uac10\ud55c \uc778\ubc84\ud130 \uc804\uc790 \uc7a5\uce58 \uac04\uc758 \uc720\ub3c4 \uc11c\uc9c0 \uacb0\ud569\uc744 \uc904\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\uba40\ud2f0\ud3ec\uc778\ud2b8 \uc124\uce58:<\/strong> \ub300\uaddc\ubaa8 \uc124\uce58\uc758 \uacbd\uc6b0 \uc5ec\ub7ec \uc704\uce58\uc5d0 SPD\ub97c \uc124\uce58\ud558\uc5ec \uc2ec\uce35\uc801\uc778 \ubcf4\ud638 \uae30\ub2a5\uc744 \uc81c\uacf5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 \uad6c\uc131\uc740 \uc2a4\ud2b8\ub9c1 \ucef4\ubc14\uc774\ub108 \ucd9c\ub825\uc5d0 SPD\ub97c \uc0ac\uc6a9\ud558\uace0 \uc911\uc559 \ub9ac\ucf64\ube44\ub108 \ub610\ub294 \uc778\ubc84\ud130 \uc785\ub825\uc5d0 \ucd94\uac00 SPD\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uc774 \uc870\uc815\ub41c \uc811\uadfc \ubc29\uc2dd\uc740 \uc11c\uc9c0 \uc5d0\ub108\uc9c0\ub97c \uc5ec\ub7ec \uc7a5\uce58\uc5d0 \ubd84\uc0b0\ud558\ub294 \ub3d9\uc2dc\uc5d0 \uac1c\ubcc4 SPD\uc5d0 \uc7a5\uc560\uac00 \ubc1c\uc0dd\ud560 \uacbd\uc6b0 \ubc31\uc5c5 \ubcf4\ud638 \uae30\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc124\uce58 \uc704\uce58<\/th>NEC \uaddc\uc815 \uc900\uc218 \ud604\ud669<\/th>\ubcf4\ud638 \ud6a8\uacfc<\/th>\uc77c\ubc18\uc801\uc778 \uc560\ud50c\ub9ac\ucf00\uc774\uc158<\/th><\/tr><\/thead>
\uba54\uc778 DC \ucef4\ubc14\uc774\ub108 \ucd9c\ub825<\/strong><\/td>\u2705 690.35(A)\uc5d0 \ub530\ub978 \uaddc\uc815 \uc900\uc218<\/td>\uc591\ud638 - \uc911\uc559 \ubcf4\ud638 \uc9c0\uc810<\/td>\uc0c1\uc5c5\uc6a9 50-500kW \uc2dc\uc2a4\ud15c<\/td><\/tr>
\uc778\ubc84\ud130 DC \uc785\ub825<\/strong><\/td>\u2705 690.35(A)\uc5d0 \ub530\ub978 \uaddc\uc815 \uc900\uc218<\/td>\uc6b0\uc218 - \uc7a5\ube44 \uc218\uc900<\/td>\uc8fc\uac70\uc6a9 3~10kW \uc2dc\uc2a4\ud15c<\/td><\/tr>
\uc5b4\ub808\uc774 \uc815\uc158 \ubc15\uc2a4<\/strong><\/td>\u2705 \ucd9c\ub825 \ud68c\ub85c\uc5d0 \uc788\ub294 \uacbd\uc6b0 \uaddc\uc815 \uc900\uc218<\/td>\ubcf4\ud1b5 - \ubc30\uc5f4 \uc218\uc900<\/td>\uc9c0\uc0c1 \uc7a5\ucc29\ud615 \uc720\ud2f8\ub9ac\ud2f0 \uaddc\ubaa8<\/td><\/tr>
\uac1c\ubcc4 \ubb38\uc790\uc5f4 \uacb0\ud569\uae30<\/strong><\/td>\u2705 \ucd9c\ub825 \ud68c\ub85c\uc758 \uacbd\uc6b0 \uaddc\uc815 \uc900\uc218<\/td>\ub9e4\uc6b0 \uc6b0\uc218 - \ubd84\uc0b0<\/td>\ub300\ud615 \uc0c1\uc5c5\uc6a9 500kW \uc774\uc0c1<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
\n

\ud83d\udca1 \uc8fc\uc694 \uc778\uc0ac\uc774\ud2b8:<\/strong> NEC 690.35\ub294 PV \ucd9c\ub825 \ud68c\ub85c\ub97c \ub530\ub77c \ub2e4\uc591\ud55c \uc704\uce58\uc5d0 SPD \uc124\uce58\ub97c \ud5c8\uc6a9\ud569\ub2c8\ub2e4. \ucf54\ub4dc \uc900\uc218, \ubcf4\ud638 \ud6a8\uacfc, \uc124\uce58 \uc2e4\uc6a9\uc131, \ube44\uc6a9 \ucd5c\uc801\ud654\uc758 \uade0\ud615\uc744 \uace0\ub824\ud558\uc5ec \uc704\uce58\ub97c \uc120\ud0dd\ud558\uc138\uc694. \uc804\uae30 \ub3c4\uba74 \ubc0f \uc900\uacf5 \ubb38\uc11c\uc5d0 \uc124\uce58 \uc704\uce58\ub97c \ubb38\uc11c\ud654\ud558\uc5ec \ucd5c\uc885 \uac80\ud1a0 \uc2dc \uac80\uc0ac\uad00\uc774 \uaddc\uc815 \uc900\uc218 \uc5ec\ubd80\ub97c \ud655\uc778\ud560 \uc218 \uc788\ub3c4\ub85d \ud569\ub2c8\ub2e4.<\/p>\n<\/blockquote>\n\n\n\n

\"\uc11c\uc9c0<\/figure>\n\n\n\n

\uc62c\ubc14\ub978 SPD \uc7a5\ucc29 \uae30\uc220<\/h2>\n\n\n\n

DIN \ub808\uc77c \uc124\uce58 \ubc29\ubc95<\/h3>\n\n\n\n

\ub300\ubd80\ubd84\uc758 \ucd5c\uc2e0 DC \uc11c\uc9c0 \ubcf4\ud638 \uc7a5\uce58\ub294 IEC 60715 \uc0ac\uc591\uc5d0 \ub530\ub77c \ud45c\uc900 35mm DIN \ub808\uc77c\uc5d0 \uc7a5\ucc29\ub418\uc5b4 \uc124\uce58\uac00 \uac04\ud3b8\ud558\uace0 \uc27d\uac8c \uad50\uccb4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. DIN \ub808\uc77c \uc7a5\ucc29\uc740 \uc9c4\ub3d9 \uc800\ud56d, \uc801\uc808\ud55c \uc5f4 \uad00\ub9ac, \uccb4\uacc4\uc801\uc778 \uc778\ud074\ub85c\uc800 \ub808\uc774\uc544\uc6c3\uc744 \uc81c\uacf5\ud558\uc5ec \uac80\uc0ac \ubc0f \uc720\uc9c0\ubcf4\uc218\ub97c \uc6a9\uc774\ud558\uac8c \ud569\ub2c8\ub2e4. \uc801\uc808\ud55c DIN \ub808\uc77c \uc124\uce58\ub97c \uc704\ud574\uc11c\ub294 \ub9c8\uc6b4\ud305 \ud074\ub9bd \uacb0\ud569, \ub808\uc77c \uc801\uc7ac \uc6a9\ub7c9, \uc778\uc811\ud55c \uc7a5\uce58 \uc0ac\uc774\uc758 \uc801\uc808\ud55c \uac04\uaca9\uc5d0 \uc8fc\uc758\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ub2e8\uacc4\ubcc4 DIN \ub808\uc77c \uc7a5\ucc29 \uc808\ucc28:<\/strong><\/p>\n\n\n\n

1. \ub808\uc77c \uc124\uce58 \ud655\uc778<\/strong>: \uc7a5\uce58 \ud558\uc911\uc73c\ub85c \uc778\ud574 \ub808\uc77c\uc774 \ud718\uc5b4\uc9c0\uc9c0 \uc54a\ub3c4\ub85d \ucd5c\ub300 250mm \uac04\uaca9\uc73c\ub85c \uc801\uc808\ud55c \ud328\uc2a4\ub108(M4 \ub610\ub294 M5 \ub098\uc0ac \uc77c\ubc18)\ub97c \uc0ac\uc6a9\ud558\uc5ec DIN \ub808\uc77c\uc774 \ud6c4\uba74 \ud328\ub110\uc5d0 \ub2e8\ub2e8\ud788 \uc7a5\ucc29\ub418\uc5c8\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. \ubc84\ube14 \ub808\ubca8 \uacbd\uc0ac \ub808\uc77c\uc744 \uc0ac\uc6a9\ud558\uc5ec \ub808\uc77c\uc744 \uc218\ud3c9\uc73c\ub85c \uc124\uce58\ud558\uba74 \uc7a5\uce58\uac00 \ubbf8\ub044\ub7ec\uc838 \uc5f0\uacb0 \uc0c1\ud0dc\uac00 \uc88b\uc9c0 \uc54a\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

2. SPD \ub9c8\uc6b4\ud305 \uc900\ube44<\/strong>: SPD\uc758 \ud6c4\uba74 \uc7a5\ucc29 \ud074\ub9bd\uc744 \ub4e4\uc5b4 \uc62c\ub824 \uc7a5\uce58\ub97c \ub808\uc77c \uc704\ub85c \ubc00\uc5b4 \ub123\uc744 \uc218 \uc788\ub294 \uc5f4\ub9b0 \uc704\uce58\ub85c \uc774\ub3d9\ud569\ub2c8\ub2e4. \ud074\ub9bd\uc774 \uc190\uc0c1\ub418\uc5c8\uac70\ub098 \ubcc0\ud615\ub418\uc5b4 \ub2e8\ub2e8\ud788 \ubd80\ucc29\ub418\uc9c0 \uc54a\uc744 \uac00\ub2a5\uc131\uc774 \uc788\ub294\uc9c0 \uc810\uac80\ud569\ub2c8\ub2e4. \uc77c\ubd80 \uc7a5\uce58\uc5d0\ub294 \ud0c8\ucc29\uc2dd \uc7a5\ucc29 \ud074\ub9bd\uc774 \ud3ec\ud568\ub418\uc5b4 \uc788\uc73c\ubbc0\ub85c \ub808\uc77c \uc7a5\ucc29\uc744 \uc2dc\ub3c4\ud558\uae30 \uc804\uc5d0 \ud074\ub9bd\uc774 \uc81c\ub300\ub85c \uc124\uce58\ub418\uc5c8\ub294\uc9c0 \ud655\uc778\ud558\uc138\uc694.<\/p>\n\n\n\n

3. \uc0c1\ub2e8 \ub808\uc77c \uac00\uc7a5\uc790\ub9ac \uacb0\ud569<\/strong>: DIN \ub808\uc77c\uc758 \uc55e\ucabd \uac00\uc7a5\uc790\ub9ac\uc5d0 SPD \uc7a5\ucc29 \ud074\ub9bd\uc758 \uc0c1\ub2e8 \ubd80\ubd84\uc744 \uac78\uba74 \uc7a5\uce58 \ud3ed \uc804\uccb4\uc5d0 \uac78\uccd0 \uc644\uc804\ud788 \uacb0\ud569\ub429\ub2c8\ub2e4. \ubd80\ubd84\uc801\uc73c\ub85c \uacb0\ud569\ub41c \uc7a5\uce58\ub294 \uc7a5\ucc29\ub41c \uac83\ucc98\ub7fc \ubcf4\uc774\uc9c0\ub9cc \uae30\uacc4\uc801 \ubcf4\uc548\uc774 \ubd80\uc871\ud558\uc5ec \uc124\uce58 \uc2e4\ud328\ub97c \ucd08\ub798\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

4. \ud558\ub2e8 \ud074\ub9bd \uc2a4\ub0c5<\/strong>: \uc7a5\ucc29 \ud074\ub9bd\uc774 \ud6c4\uba74 DIN \ub808\uc77c \uac00\uc7a5\uc790\ub9ac\uc5d0 \uacb0\ud569\ub418\uc5c8\uc74c\uc744 \ub098\ud0c0\ub0b4\ub294 \ub69c\ub837\ud55c \u201c\ub538\uae4d\u201d \uc18c\ub9ac\uac00 \ub0a0 \ub54c\uae4c\uc9c0 \ud558\ub2e8 \uc7a5\ucc29 \uc601\uc5ed \uadfc\ucc98\uc758 SPD \ud558\uc6b0\uc9d5\uc744 \ub2e8\ub2e8\ud788 \ub204\ub985\ub2c8\ub2e4. \uc7a5\uce58\ub97c \ub808\uc77c\uc5d0\uc11c \ub4e4\uc5b4\uc62c\ub824\uc11c \uc548\uc804\ud558\uac8c \uc7a5\ucc29\ub418\uc5c8\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. \uc62c\ubc14\ub974\uac8c \uc7a5\ucc29\ub41c SPD\ub294 \ud574\uc81c \uba54\ucee4\ub2c8\uc998\uc744 \uc791\ub3d9\ud558\uc9c0 \uc54a\uace0\ub3c4 \uc81c\uac70\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

5. \uac04\uaca9 \ud655\uc778<\/strong>: \uc81c\uc870\uc5c5\uccb4 \uc0ac\uc591(\uc77c\ubc18\uc801\uc73c\ub85c 10-20mm)\uc5d0 \ub530\ub77c \uc778\uc811\ud55c SPD \uc0ac\uc774\uc758 \ucd5c\uc18c \uac04\uaca9\uc744 \uc720\uc9c0\ud558\uc5ec \uc801\uc808\ud55c \ud658\uae30\ub97c \ubcf4\uc7a5\ud558\uace0 \uc5f4 \uacb0\ud569\uc744 \ubc29\uc9c0\ud569\ub2c8\ub2e4. \uacfc\uc5f4\ub41c SPD\ub294 \uc11c\uc9c0 \uc6a9\ub7c9\uc774 \uac10\uc18c\ud558\uace0 \uc11c\ube44\uc2a4 \uc218\uba85\uc774 \ub2e8\ucd95\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

6. \uae30\uacc4\uc801 \ubcf4\uc548 \ud14c\uc2a4\ud2b8<\/strong>: \ubaa8\ub4e0 \uc7a5\uce58\ub97c \uc7a5\ucc29\ud55c \ud6c4 \uac01 SPD\ub97c \uc55e\uc73c\ub85c \ub2f9\uaca8\uc11c \uc81c\uac70\ud558\ub824\uace0 \uc2dc\ub3c4\ud558\ub294 \ub2f9\uae40 \ud14c\uc2a4\ud2b8\ub97c \uc218\ud589\ud569\ub2c8\ub2e4(\ub9b4\ub9ac\uc2a4 \uc791\ub3d9 \uc5c6\uc774). \uc62c\ubc14\ub974\uac8c \uc7a5\ucc29\ub41c \uc7a5\uce58\ub294 \ud6c4\uc18d \uc124\uce58 \uc791\uc5c5 \uc911 \uc2e4\uc218\ub85c \ubd84\ub9ac\ub418\uc9c0 \uc54a\ub3c4\ub85d \uc81c\uac70 \uc2dc \uc758\ub3c4\uc801\uc73c\ub85c \ud574\uc81c \uba54\ucee4\ub2c8\uc998\uc744 \uc791\ub3d9\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ubc84\uc2a4\ubc14 \ubc0f \ud130\ubbf8\ub110 \ube14\ub85d \ud1b5\ud569<\/h3>\n\n\n\n

\uc804\ubb38 \uc124\uce58\ub294 \uc801\uc808\ud55c \ud06c\uae30\uc758 \ub2e8\uc790\ub300 \ub610\ub294 \uc9c1\uc811 \ubc84\uc2a4\ubc14 \uc5f0\uacb0\uc744 \uc0ac\uc6a9\ud558\uc5ec \ucef4\ubc14\uc774\ub108 \ub610\ub294 \uc778\ubc84\ud130 \ubc84\uc2a4\ubc14\uc640 SPD\ub97c \ud1b5\ud569\ud569\ub2c8\ub2e4. \ub2e8\uc790\ub300 \ud1b5\ud569\uc740 \uccb4\uacc4\uc801\uc778 \ub3c4\uccb4 \uad00\ub9ac, \uac04\uc18c\ud654\ub41c \ubb38\uc81c \ud574\uacb0 \ubc0f \uc804\ubb38\uc801\uc778 \ud488\uc9c8 \ud45c\uc900\uc744 \ucda9\uc871\ud558\ub294 \uae68\ub057\ud55c \uc778\ud074\ub85c\uc800 \uc678\uad00\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \ubc84\uc2a4\ubc14 \uc5f0\uacb0\uc740 \uc811\ucd09 \uc800\ud56d\uc774 \uac00\uc7a5 \ub0ae\uace0 \uc804\ub958 \uc6a9\ub7c9\uc774 \uac00\uc7a5 \ub192\uc9c0\ub9cc \uc815\ubc00\ud55c \ub4dc\ub9b4\ub9c1\uacfc \ub9de\ucda4\ud615 \uc81c\uc791\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ud130\ubbf8\ub110 \ube14\ub85d \ud1b5\ud569 \ubaa8\ubc94 \uc0ac\ub840:<\/strong><\/p>\n\n\n\n

- \uc2dc\uc2a4\ud15c DC \uc804\uc555(600V, 1000V \ub610\ub294 1500V)\uc5d0 \uc801\ud569\ud55c \uc815\uaca9 \ub2e8\uc790\ub300\uc640 \uc801\uc808\ud55c \ubd80\ud558 \uacbd\uac10 \ub9c8\uc9c4\uc744 \uc120\ud0dd\ud569\ub2c8\ub2e4.
- \ud130\ubbf8\ub110 \uc804\ub958 \uc815\uaca9\uc774 NEC 690.8(B)(1)\uc5d0 \ub530\ub77c \ucd5c\ub300 DC \uc804\ub958 125%\ub97c \ucd08\uacfc\ud558\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.
- \ub3c4\uccb4 \ub05d\ub2e8\uc5d0 \uc555\ucd95 \ub2e8\uc790\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc0b0\ud654\ub97c \ubc29\uc9c0\ud558\ub294 \uae30\ubc00 \uc5f0\uacb0\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4.
- \ub2e8\uc790\ub97c \ub17c\ub9ac\uc801 \uc21c\uc11c(\uc591\uadf9 \ub3c4\uccb4, SPD \uc785\ub825, SPD \ucd9c\ub825, \uc74c\uadf9 \ub3c4\uccb4)\ub85c \ubc30\uc5f4\ud558\uc5ec \ud68c\ub85c \ucd94\uc801\uc744 \uac04\uc18c\ud654\ud569\ub2c8\ub2e4.
- \uc601\uad6c \ub9c8\ucee4 \ub610\ub294 \ud68c\ub85c \uae30\ub2a5\uc744 \uc2dd\ubcc4\ud558\ub294 \ub77c\ubca8\ub9c1 \uae30\uacc4\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub2e8\uc790\ub300\uc5d0 \ub77c\ubca8\ub9c1\ud558\uae30<\/p>\n\n\n\n

\uc9c1\uc811 \ubc84\uc2a4\ubc14 \uc5f0\uacb0 \uc808\ucc28:<\/strong><\/p>\n\n\n\n

\ucef4\ubc14\uc774\ub108 \ub610\ub294 \uc778\ubc84\ud130 \uba54\uc778 \ubc84\uc2a4\ubc14\uc5d0 \uc9c1\uc811 SPD\ub97c \uc124\uce58\ud558\ub824\uba74 \uc2e0\uc911\ud55c \uce21\uc815, \ub4dc\ub9b4\ub9c1 \ubc0f \ud558\ub4dc\uc6e8\uc5b4 \uc120\ud0dd\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. \ubc84\uc2a4\ubc14 \uc5f0\uacb0\uc740 SPD \uc751\ub2f5 \uc2dc\uac04\uacfc \ud074\ub7a8\ud551 \ud6a8\uacfc\ub97c \ucd5c\uc801\ud654\ud558\ub294 \ucd5c\uc800 \uc784\ud53c\ub358\uc2a4 \uacbd\ub85c\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc774 \uc124\uce58 \ubc29\ubc95\uc5d0\ub294 \uc815\ubc00\ud55c \uc81c\uc791\uacfc \uc801\uc808\ud55c \uae30\uacc4\uc801\/\uc804\uae30\uc801 \uac04\uaca9\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

SPD \ub2e8\uc790 \uc911\uc2ec \uc0ac\uc774\uc758 \uac70\ub9ac\ub97c \uce21\uc815\ud569\ub2c8\ub2e4(2\uadf9 \uc7a5\uce58\uc758 \uacbd\uc6b0 \uc77c\ubc18\uc801\uc778 \uac04\uaca9\uc740 28-38mm). \uc2a4\ud504\ub9c1\uc774 \uc7a5\ucc29\ub41c \uc911\uc559 \ud380\uce58 \ub9c8\ud0b9 \ub4dc\ub9b4 \uc704\uce58\ub97c \uc0ac\uc6a9\ud558\uc5ec \uce21\uc815\uac12\uc744 \ubc84\uc2a4\ubc14\uc5d0 \uc804\uc1a1\ud569\ub2c8\ub2e4. \ub0a0\uce74\ub85c\uc6b4 \ub4dc\ub9b4 \ube44\ud2b8\uc640 \uc808\uc0ad\uc720\ub97c \uc0ac\uc6a9\ud558\uc5ec \ubc84\ub97c \ubc29\uc9c0\ud558\uace0 \ubc84\uc2a4\ubc14 \ubb34\uacb0\uc131\uc744 \uc720\uc9c0\ud558\ub294 \uc801\uc808\ud55c \uc9c1\uacbd\uc758 \uad6c\uba4d(\uc77c\ubc18\uc801\uc73c\ub85c 6-8mm)\uc744 \ub6ab\uc2b5\ub2c8\ub2e4. \uce74\uc6b4\ud130\uc2f1\ud06c \ub610\ub294 \ub514\ubc84\ub9c1 \ub3c4\uad6c\ub97c \uc0ac\uc6a9\ud558\uc5ec \uad6c\uba4d\uc744 \ub514\ubc84\ub9c1\ud558\uc5ec \uc7a5\ucc29 \ud558\ub4dc\uc6e8\uc5b4\uc758 \uc808\uc5f0 \uc190\uc0c1\uc744 \ubc29\uc9c0\ud558\ub294 \ub9e4\ub044\ub7ec\uc6b4 \ubaa8\uc11c\ub9ac\ub97c \ub9cc\ub4ed\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc2a4\ud14c\uc778\ub9ac\uc2a4 \uc2a4\ud2f8 \uae30\uacc4 \ub098\uc0ac, \ubd84\ud560 \uc7a0\uae08 \uc640\uc154, \ud3c9 \uc640\uc154\ub97c \uc0ac\uc6a9\ud558\uc5ec SPD\ub97c \uc7a5\ucc29\ud558\uc5ec \uae30\uacc4\uc801 \ubc0f \uc804\uae30\uc801\uc73c\ub85c \uc548\uc804\ud558\uac8c \uc5f0\uacb0\ud569\ub2c8\ub2e4. \ubcf4\uc815\ub41c \ud1a0\ud06c \ub80c\uce58\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc81c\uc870\uc5c5\uccb4 \uc0ac\uc591(\uc77c\ubc18\uc801\uc73c\ub85c M6 \ud558\ub4dc\uc6e8\uc5b4\uc758 \uacbd\uc6b0 4~6N\u22c5m, M8\uc758 \uacbd\uc6b0 8~12N\u22c5m)\uc5d0 \ub530\ub77c \ud328\uc2a4\ub108\ub97c \uc870\uc785\ub2c8\ub2e4. \ud1a0\ud06c\uac00 \ubd80\uc871\ud558\uac8c \uc870\uc5ec\uc9c4 \uc5f0\uacb0\ubd80\ub294 \ub192\uc740 \uc811\ucd09 \uc800\ud56d\uc744 \ubc1c\uc0dd\uc2dc\ucf1c \ubc1c\uc5f4 \ubc0f \ucd5c\uc885 \uace0\uc7a5\uc758 \uc6d0\uc778\uc774 \ub429\ub2c8\ub2e4. \uacfc\ub3c4\ud558\uac8c \uc870\uc5ec\uc9c4 \uc5f0\uacb0\uc740 SPD \ub2e8\uc790\ub97c \uc190\uc0c1\uc2dc\ud0a4\uac70\ub098 \ub0b4\ubd80 \ubcf4\ud638 \uc694\uc18c\ub97c \ubd80\uc234\ubc84\ub9bd\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc811\uc9c0 \uc804\uadf9 \uc2dc\uc2a4\ud15c \uc124\uce58<\/h2>\n\n\n\n

NEC 250\uc870 \uc811\uc9c0 \uc694\uad6c \uc0ac\ud56d<\/h3>\n\n\n\n

\uc11c\uc9c0 \ubcf4\ud638 \uc7a5\uce58 \uc811\uc9c0 \uc5f0\uacb0\uc740 \ubaa8\ub4e0 \ubcf4\ud638 \uc7a5\uce58\uc5d0 \ub300\ud55c \uacf5\ud1b5 \uae30\uc900\uc810\uc744 \uc124\uc815\ud558\ub294 NEC \uc81c 250 \uc870 \uc694\uad6c \uc0ac\ud56d\uc5d0 \ub530\ub77c \uc2dc\uc2a4\ud15c \uc811\uc9c0 \uc804\uadf9\uc5d0\uc11c \uc885\ub2e8\ub418\uc5b4\uc57c\ud569\ub2c8\ub2e4. \ub192\uc740 \uc811\uc9c0 \uc784\ud53c\ub358\uc2a4\ub294 \uc11c\uc9c0 \uc804\ud658 \uc911\uc5d0 \ucd94\uac00 \uc804\uc555 \uac15\ud558\ub97c \uc0dd\uc131\ud558\uc5ec \ubcf4\ud638 \uc7a5\ube44\uac00 \uc801\uc808\ud55c \uc815\uaca9 SPD\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0 \uc808\uc5f0 \uc815\uaca9\uc744 \ucd08\uacfc\ud558\ub294 \uc804\uc555\uc744 \ubcfc \uc218 \uc788\ub3c4\ub85d \ud5c8\uc6a9 \ud560 \uc218 \uc788\uc73c\ubbc0\ub85c \uc811\uc9c0 \uc804\uadf9 \uc2dc\uc2a4\ud15c \ud488\uc9c8\uc740 SPD \ud6a8\uc728\uc131\uc5d0 \uc9c1\uc811\uc801\uc778 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4.<\/p>\n\n\n\n

NEC 250.52\ub294 SPD \uc811\uc9c0\uc5d0 \uc801\ud569\ud55c \uc5ec\ub7ec \uc804\uadf9 \uc720\ud615\uc744 \uc778\uc2dd\ud569\ub2c8\ub2e4:<\/p>\n\n\n\n

\uae08\uc18d \uc9c0\ud558 \uc218\ub3c4\uad00<\/strong> (250.52(A)(1)): \uac00\ub2a5\ud55c \uacbd\uc6b0, \uae08\uc18d \uc0c1\uc218\ub3c4\uad00\uc5d0 \uc5f0\uacb0\ud558\uc5ec \uc800\uc784\ud53c\ub358\uc2a4 \uc811\uc9c0 \uae30\uc900\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc218\ub3c4\uad00\ub9cc\uc73c\ub85c\ub294 250.53(D)(2)\uc5d0 \ub530\ub77c \uc694\uad6c\ub418\ub294 \ucf54\ub4dc \ubcf4\uc870 \uc804\uadf9\uc744 \ucda9\uc871\ud558\uc9c0 \ubabb\ud569\ub2c8\ub2e4. \uc9c1\uc811 \ub9e4\uc124\uc6a9\uc73c\ub85c \ub098\uc5f4\ub41c \uc811\uc9c0 \ud074\ub7a8\ud504\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc218\ub3c4\uad00 \uc785\uad6c\uc5d0\uc11c \uac74\ubb3c\uae4c\uc9c0 1.5\ubbf8\ud130 \uc774\ub0b4\uc5d0 \uc5f0\uacb0\ud558\uc138\uc694.<\/p>\n\n\n\n

\uac74\ubb3c \ucca0\uace8 \uad6c\uc870<\/strong> (250.52(A)(2)): \ucf58\ud06c\ub9ac\ud2b8\ub85c \ub458\ub7ec\uc2f8\uc778 \uae30\ucd08 \ucca0\uadfc \ub610\ub294 \uad6c\uc870\uc6a9 \uac15\ucca0\uc740 \uc811\uc9c0 \uc811\ucd09\uc5d0 \uc758\ud574 \ud6a8\uacfc\uc801\uc73c\ub85c \uc811\uc9c0\ub418\uc5b4 \uc6b0\uc218\ud55c \uc804\uadf9\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774 \uc804\uadf9 \uc720\ud615\uc740 \uc124\uce58 \uc911\uc5d0 \uae30\ucd08\uc5d0 \uc811\uadfc\ud560 \uc218 \uc788\ub294 \uc2e0\ucd95 \uacf5\uc0ac\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4. \ucd5c\uc18c 6\ubbf8\ud130\uc758 \ucca0\uadfc \ub610\ub294 \uad6c\uc870\uc6a9 \uac15\ucca0\uc774 \ucf54\ub4dc \uc694\uac74\uc744 \ucda9\uc871\ud558\ub294 \uc811\uc9c0 \uc811\ucd09\uc744 \uc720\uc9c0\ud558\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc811\uc9c0\ubd09 \ub610\ub294 \ud30c\uc774\ud504<\/strong> (250.52(A)(5)): \uad6c\ub9ac \ud53c\ubcf5 \uac15\ucca0 \ub610\ub294 \uc2a4\ud14c\uc778\ub9ac\uc2a4 \uc2a4\ud2f8 \uc811\uc9c0\ubd09\uc744 \ud544\uc694\ud55c \uae4a\uc774\uae4c\uc9c0 \ucd5c\uc18c 2.4\ubbf8\ud130 \uae38\uc774\ub85c \uc124\uce58\ud558\uba74 \ub2e4\ub978 \uc720\ud615\uc744 \uc0ac\uc6a9\ud560 \uc218 \uc5c6\ub294 \uacbd\uc6b0 \uc548\uc815\uc801\uc778 \uc804\uadf9\uc744 \uc81c\uacf5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub2e8\uc77c \ub9c9\ub300\ub294 250.53(A)(2)\uc5d0\uc11c \uc694\uad6c\ud558\ub294 25\u03a9 \ubbf8\ub9cc\uc758 \uc800\ud56d\uc744 \uac70\uc758 \ub2ec\uc131\ud558\uc9c0 \ubabb\ud558\ubbc0\ub85c \uccab \ubc88\uc9f8 \ub9c9\ub300\uc5d0\uc11c \ucd5c\uc18c 1.8\ubbf8\ud130 \uac04\uaca9\uc744 \ub450\uace0 \ub450 \ubc88\uc9f8 \ub9c9\ub300\ub97c \uc124\uce58\ud574\uc57c \ud569\ub2c8\ub2e4. \uc804\uc704 \ub099\ud558 \ubc29\ubc95\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc800\ud56d\uc744 \ud14c\uc2a4\ud2b8\ud558\uc5ec \uaddc\uc815 \uc900\uc218 \uc5ec\ubd80\ub97c \ud655\uc778\ud569\ub2c8\ub2e4. \uc811\uc9c0 \ub9c1<\/strong> (250.52(A)(4)): \uac74\ubb3c\uc744 \ub458\ub7ec\uc2f8\uace0 \uc788\ub294 \ucd5c\uc18c 6AWG\uc758 \uad6c\ub9ac \ub3c4\uccb4\uac00 \ucd5c\uc18c 750mm \uc544\ub798\uc5d0 \ub9e4\uc124\ub418\uc5b4 \uc811\uc9c0\uc640 \ucd5c\uc18c 6\ubbf8\ud130 \uc774\uc0c1 \uc811\ucd09\ud558\ub294 \uacbd\uc6b0 \ub300\uaddc\ubaa8 \uc124\uce58\uc5d0 \ud6a8\uacfc\uc801\uc778 \uc804\uadf9\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc811\uc9c0 \ub9c1 \uc124\uce58\ub294 \ub2e8\uc77c \uc9c0\uc810 \uc811\uc9c0\uac00 \ube44\ud604\uc2e4\uc801\uc778 \uc720\ud2f8\ub9ac\ud2f0 \uaddc\ubaa8\uc758 \ud504\ub85c\uc81d\ud2b8\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc811\uc9c0 \ub3c4\uccb4 \uc124\uce58 \ud45c\uc900<\/h3>\n\n\n\n

NEC 690.35(D)\ub294 \uace0\uc8fc\ud30c \uc11c\uc9c0 \uc804\ud658\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \ub3c4\uccb4 \uc778\ub355\ud134\uc2a4\ub97c \ucd5c\uc18c\ud654\ud558\uae30 \uc704\ud574 SPD \uc811\uc9c0 \ub3c4\uccb4\uac00 \u201c\uac00\ub2a5\ud55c \ud55c \uc9e7\uace0 \uc9c1\uc120\u201d\uc774\uc5b4\uc57c \ud55c\ub2e4\uace0 \uaddc\uc815\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ub3c4\uccb4 \uc778\ub355\ud134\uc2a4\ub294 \uc804\ub958 \ubcc0\ud654\uc728\uc5d0 \ube44\ub840\ud558\ub294 \uc804\uc555 \uac15\ud558\ub97c \uc0dd\uc131\ud558\uc5ec \ube60\ub974\uac8c \uc0c1\uc2b9\ud558\ub294 \uc11c\uc9c0 \uc774\ubca4\ud2b8 \uc911\uc5d0 \uc9e7\uc740 \uc811\uc9c0 \ub9ac\ub4dc\uc5d0\uc11c\ub3c4 \uc218\ucc9c \ubcfc\ud2b8\uac00 \ub098\ud0c0\ub0a0 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc811\uc9c0 \ub3c4\uccb4 \ud06c\uae30 \uc694\uad6c \uc0ac\ud56d:<\/strong><\/p>\n\n\n\n

NEC \ud45c 250.66\uc740 \uc7a5\ube44\ub97c \uacf5\uae09\ud558\ub294 \uac00\uc7a5 \ud070 \ub3c4\uccb4\ub97c \uae30\uc900\uc73c\ub85c \ucd5c\uc18c \uc811\uc9c0 \ub3c4\uccb4 \ud06c\uae30\ub97c \uc124\uc815\ud569\ub2c8\ub2e4. PV \uc2dc\uc2a4\ud15c\uc758 \uacbd\uc6b0 \uc774\ub294 DC \ucd9c\ub825 \ud68c\ub85c \ub3c4\uccb4 \ud06c\uae30\ub97c \ucc38\uc870\ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc11c\uc9c0 \ubcf4\ud638 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc740 \uc885\uc885 \ucd5c\uc18c \ucf54\ub4dc \uc694\uad6c \uc0ac\ud56d\uc744 \ucd08\uacfc\ud558\ub294 \ub300\ud615 \uc811\uc9c0 \ub3c4\uccb4\ub97c \uc815\ub2f9\ud654\ud558\uc5ec \uc778\ub355\ud134\uc2a4 \ubc0f \uc800\ud56d\uc744 \uc904\uc5ec SPD \uc131\ub2a5\uc744 \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4.<\/p>\n\n\n\n

- NEC\ub2f9 \ucd5c\uc18c<\/strong>\ucd9c\ub825 \ucee8\ub355\ud130\uac00 \u22642AWG\uc778 \uc2dc\uc2a4\ud15c\uc6a9 8AWG \uad6c\ub9ac\uc120
- NEC\ub2f9 \ucd5c\uc18c<\/strong>\ucd9c\ub825 \ucee8\ub355\ud130 1\/0-3\/0 AWG\uac00 \uc788\ub294 \uc2dc\uc2a4\ud15c\uc6a9: 6 AWG \uad6c\ub9ac
- \uad8c\uc7a5 \uc0ac\ub840<\/strong>\uc2dc\uc2a4\ud15c \ud06c\uae30\uc5d0 \uad00\uacc4\uc5c6\uc774 \ucd5c\uc18c 6AWG \uad6c\ub9ac\uc120 \uc0ac\uc6a9
- \ubaa8\ubc94 \uc0ac\ub840<\/strong>: \ube44\uc6a9\ubcf4\ub2e4 \ubcf4\ud638\ub97c \uc6b0\uc120\uc2dc\ud558\ub294 \uc911\uc694 \uc124\uce58\uc6a9 4AWG \uad6c\ub9ac\uc120<\/p>\n\n\n\n

\uc811\uc9c0 \ub3c4\uccb4 \ub77c\uc6b0\ud305 \uae30\uc220:<\/strong><\/p>\n\n\n\n

SPD \uc811\uc9c0 \ub2e8\uc790\uc5d0\uc11c \uc811\uc9c0 \uc804\uadf9 \uc5f0\uacb0 \uc9c0\uc810\uae4c\uc9c0 \uac00\ub2a5\ud55c \ucd5c\ub2e8 \uacbd\ub85c\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc811\uc9c0 \ub3c4\uccb4\ub97c \uc124\uce58\ud569\ub2c8\ub2e4. \ub3c4\uccb4 \uae38\uc774\ub97c \ucd08\uacfc\ud558\ub294 \ucf54\uc77c \ub3c4\uccb4\ub294 \uc9c1\uc120 \ub3c4\uccb4\uc5d0 \ube44\ud574 \uc778\ub355\ud134\uc2a4\uac00 \uae09\uaca9\ud788 \uc99d\uac00\ud569\ub2c8\ub2e4. \ub3c4\uccb4 \uae38\uc774 1\ubbf8\ud130\ub9c8\ub2e4 \uc77c\ubc18\uc801\uc778 \uc778\ub355\ud134\uc2a4\ub294 1.5\u03bcH\ub97c \ucd94\uac00\ud558\uc5ec \uc11c\uc9c0 \ubc1c\uc0dd \uc2dc \uc804\uc555 \uac15\ud558\ub97c \ube44\ub840\uc801\uc73c\ub85c \uc0dd\uc131\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc811\uc9c0 \ub3c4\uccb4\ub97c \uc804\uc6d0 \ub3c4\uccb4\uc640 \ubcc4\ub3c4\ub85c \ubc30\uc120\ud558\uc5ec \uc804\uc790\uae30 \uacb0\ud569\uc744 \ubc29\uc9c0\ud569\ub2c8\ub2e4. \uc811\uc9c0 \ub3c4\uccb4\uac00 \uc804\uc6d0 \ub3c4\uccb4\uc640 \uad50\ucc28\ud574\uc57c \ud558\ub294 \uacbd\uc6b0, \uad50\ucc28 \uac01\ub3c4\ub97c 90\ub3c4\ub85c \uc720\uc9c0\ud558\uc5ec \ud3c9\ud589\ud55c \uae38\uc774\ub97c \ucd5c\uc18c\ud654\ud558\uc138\uc694. \uc801\uc808\ud55c \ucf00\uc774\ube14 \uc9c0\uc9c0\ub300\ub97c \uc0ac\uc6a9\ud558\uc5ec 1m\ub9c8\ub2e4 \uc811\uc9c0 \ub3c4\uccb4\ub97c \uace0\uc815\ud558\uc5ec \ub3c4\uccb4\uc758 \uc6c0\uc9c1\uc784\uc744 \ubc29\uc9c0\ud558\uace0 \uc758\ub3c4\ud55c \uacbd\ub85c\ub97c \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc811\uc9c0 \ub3c4\uccb4 \uc885\ub2e8\uc740 \uc800\ud56d\uc774 \ub0ae\uace0 \ubd80\uc2dd\uc5d0 \uac15\ud55c \uc5f0\uacb0\uc744 \ubcf4\uc7a5\ud558\uae30 \uc704\ud574 \uac01\ubcc4\ud55c \uc8fc\uc758\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \ub3c4\uccb4 \ud06c\uae30\uc5d0 \ub9de\ub294 \uc801\uc808\ud55c \uc721\uac01 \ub2e4\uc774\ub85c \uc555\ucc29\ub41c \uc555\ucd95 \ub7ec\uadf8\ub97c \uc0ac\uc6a9\ud558\uc138\uc694. \uace0\uc804\ub958 \uc11c\uc9c0 \ubc1c\uc0dd \uc2dc \ub0a9\ub55c\uc774 \ub179\uc744 \uc218 \uc788\uc73c\ubbc0\ub85c \uc811\uc9c0 \uc885\ub2e8\uc5d0\ub294 \uc808\ub300\ub85c \ub0a9\ub55c\uc744 \uc0ac\uc6a9\ud558\uc9c0 \ub9c8\uc138\uc694. \uc81c\uc870\uc5c5\uccb4 \uc0ac\uc591\uc5d0 \ub530\ub77c \ud1a0\ud06c\ub97c \uc870\uc778 \uc2a4\ud14c\uc778\ub9ac\uc2a4 \uc2a4\ud2f8 \ud558\ub4dc\uc6e8\uc5b4\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub7ec\uadf8\ub97c SPD \uc811\uc9c0 \ub2e8\uc790\uc5d0 \uc5f0\uacb0\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc811\uc9c0 \ub3c4\uccb4 \uae38\uc774<\/th>\uc77c\ubc18\uc801\uc778 \uc778\ub355\ud134\uc2a4<\/th>\uc804\uc555 \uac15\ud558 @ 10kA\/\u03bcs<\/th>\uc601\ud5a5 \ud3c9\uac00<\/th><\/tr><\/thead>
150mm(6\uc778\uce58)<\/strong><\/td>~225nH<\/td>~2,250V<\/td>\u2705 \uc591\ud638 - \ucd5c\uc18c\ud55c\uc758 \uc601\ud5a5<\/td><\/tr>
300mm(12\uc778\uce58)<\/strong><\/td>~450nH<\/td>~4,500V<\/td>\u26a0\ufe0f \ud5c8\uc6a9 \uac00\ub2a5 - \ubcf4\ud1b5 \uc601\ud5a5<\/td><\/tr>
600mm(24\uc778\uce58)<\/strong><\/td>~900nH<\/td>~9,000V<\/td>\ubbf8\ud761 - \uc911\ub300\ud55c \uc601\ud5a5<\/td><\/tr>
1000mm(40\uc778\uce58)<\/strong><\/td>~1,500nH<\/td>~15,000V<\/td>\ud5c8\uc6a9\ud560 \uc218 \uc5c6\uc74c - \uc8fc\uc694 \uc131\ub2a5 \uc800\ud558<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
\n

\u26a0\ufe0f \uc911\uc694:<\/strong> \uacfc\ub3c4\ud55c \uc811\uc9c0 \ub3c4\uccb4 \uae38\uc774\ub294 \uc7a5\uce58 \ud488\uc9c8\uc5d0 \uad00\uacc4\uc5c6\uc774 SPD \ubcf4\ud638 \ud6a8\uacfc\ub97c \uc2ec\uac01\ud558\uac8c \uc800\ud558\uc2dc\ud0b5\ub2c8\ub2e4. 1 \ubbf8\ud130 \uc811\uc9c0 \ub9ac\ub4dc\uac00\uc788\ub294 \ud504\ub9ac\ubbf8\uc5c4 3000V VPL SPD\ub294 \ubcf4\ud638 \ub41c \uc7a5\ube44\uc5d0\uc11c \ucd1d \uc804\uc555 18,000V (3000V SPD \ud074\ub7a8\ud551 + 15,000V \uc811\uc9c0 \ub9ac\ub4dc \uac15\ud558)\ub97c \ud5c8\uc6a9 \ud560 \uc218 \uc788\uc73c\uba70 \uc774\ub294 \ubcf4\ud638\ub418\uc9c0 \uc54a\uc740 \uc124\uce58\ubcf4\ub2e4 \ub354 \ub098\uc069\ub2c8\ub2e4! \uc811\uc9c0 \ub3c4\uccb4 \uae38\uc774\ub294 \ud56d\uc0c1 SPD \uc815\uaca9 \uc120\ud0dd\uacfc \ub3d9\ub4f1\ud55c \uc911\uc694\ud55c \ubcf4\ud638 \ub9e4\uac1c \ubcc0\uc218\ub85c \ucde8\uae09\ud558\uc5ec \ucd5c\uc18c\ud654\ud558\uc2ed\uc2dc\uc624.<\/p>\n<\/blockquote>\n\n\n\n

\"\uc11c\uc9c0<\/figure>\n\n\n\n

DC \ud68c\ub85c \ub3c4\uccb4 \uc5f0\uacb0<\/h2>\n\n\n\n

\uc5f0\uacb0 \uc21c\uc11c \ubc0f \uadf9\uc131<\/h3>\n\n\n\n

2\uadf9 DC SPD\uc758 \uc62c\ubc14\ub978 \uc5f0\uacb0 \uc21c\uc11c\ub294 \uc6b0\ubc1c\uc801\uc778 \ub2e8\ub77d\uc774\ub098 \uc7a5\ube44 \uc190\uc0c1\uc744 \ubc29\uc9c0\ud558\ub294 \uc548\uc804\ud55c \uc124\uce58\ub97c \ubcf4\uc7a5\ud569\ub2c8\ub2e4. DC \ud0dc\uc591\uad11 \uc2dc\uc2a4\ud15c\uc740 \uc124\uce58 \uc911\uc5d0\ub3c4 \uc0c1\ub2f9\ud55c \uc804\uc555\uc744 \uc720\uc9c0\ud569\ub2c8\ub2e4. \ubaa8\ub4c8\uc740 \uc2dc\uc2a4\ud15c \uc0c1\ud0dc\uc5d0 \uad00\uacc4\uc5c6\uc774 \ube5b\uc5d0 \ub178\ucd9c\ub420 \ub54c\ub9c8\ub2e4 \uc804\uc555\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc62c\ubc14\ub978 \uc5f0\uacb0 \uc21c\uc11c\ub97c \ub530\ub974\uace0 \uc804\uc6d0\uc744 \uacf5\uae09\ud558\uae30 \uc804\uc5d0 \uadf9\uc131\uc744 \ud655\uc778\ud558\uba74 \ube44\uc6a9\uc774 \ub9ce\uc774 \ub4dc\ub294 \uc124\uce58 \uc624\ub958\ub97c \ubc29\uc9c0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uad8c\uc7a5 \uc5f0\uacb0 \uc21c\uc11c(\uc804\uc6d0\uc774 \ucc28\ub2e8\ub418\uac70\ub098 \ub36e\uac1c\uac00 \uc788\ub294 \ubaa8\ub4c8 \uac00\uc815):<\/strong><\/p>\n\n\n\n

1. \uc81c\ub85c \uc804\uc555 \ud655\uc778<\/strong>: \uc591\uadf9\uacfc \uc74c\uadf9 \ub3c4\uccb4 \uc0ac\uc774\uc758 \uc804\uc555\uc744 \uce21\uc815\ud558\ub294 DC \uc804\uc555 \ubc94\uc704\uc6a9 \uba40\ud2f0\ubbf8\ud130\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uc804\uc555\uc774 0\uc5d0 \uac00\uae5d\uac70\ub098 0\uc5d0 \uac00\uae4c\uc6b4\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4(\ubaa8\ub4c8 \ucee4\ud328\uc2dc\ud134\uc2a4\uc5d0\uc11c 5V \ubbf8\ub9cc \uc794\ub958). \uc804\uc555\uc774 \uc788\ub294 \uacbd\uc6b0 \uacc4\uc18d \uc9c4\ud589\ud558\uae30 \uc804\uc5d0 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uc5ec \uc6d0\uc778\uc744 \ud30c\uc545\ud558\uc138\uc694.<\/p>\n\n\n\n

2. \uba3c\uc800 SPD \uc811\uc9c0 \uc5f0\uacb0<\/strong>: \uc804\uc6d0 \ub3c4\uccb4\ub97c \uc5f0\uacb0\ud558\uae30 \uc804\uc5d0 \ud56d\uc0c1 \uc811\uc9c0 \uc5f0\uacb0\uc744 \uc124\uc815\ud558\uc138\uc694. \uc774\ub807\uac8c \ud558\uba74 \uc774\ud6c4 \uc5f0\uacb0 \uc911 \uc624\ub958\uac00 \ubc1c\uc0dd\ud558\ub354\ub77c\ub3c4 \uc811\uc9c0 \uacbd\ub85c\uac00 \uc124\uc815\ub418\uc5b4 \uc7a5\ube44 \uc190\uc0c1\uc774\ub098 \uac10\uc804 \uc704\ud5d8\uc744 \ubc29\uc9c0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

3. \uc74c\uadf9(-) \ub3c4\uccb4 \uc5f0\uacb0<\/strong>: SPD \uc74c\uadf9 \ub2e8\uc790\uc5d0 \uc74c\uadf9 DC \ub3c4\uccb4\ub97c \uc124\uce58\ud569\ub2c8\ub2e4. \uc74c\uadf9 \ub3c4\uccb4\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \ub9ce\uc740 PV \uc2dc\uc2a4\ud15c \uad6c\uc131\uc5d0\uc11c \uc811\uc9c0 \ub3c4\uccb4\uc5d0 \uc5f0\uacb0\ub418\ubbc0\ub85c \uba3c\uc800 \uc5f0\uacb0\ud558\uc5ec \ucda9\uaca9 \uc704\ud5d8 \uac00\ub2a5\uc131\uc744 \uc904\uc774\ub294 \uac83\uc774 \ub354 \uc548\uc804\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

4. \uc591\uadf9(+) \ub3c4\uccb4 \uc5f0\uacb0<\/strong>: \uc74c\uadf9 \ub3c4\uccb4\uac00 \ub2e8\ub2e8\ud788 \uc885\ub2e8\ub41c \ud6c4 \uc591\uadf9 DC \ub3c4\uccb4\ub97c SPD \uc591\uadf9 \ub2e8\uc790\uc5d0 \uc124\uce58\ud569\ub2c8\ub2e4. SPD \ud558\uc6b0\uc9d5\uc758 \uadf9\uc131 \ud45c\uc2dc\ub97c \ub2e4\uc2dc \ud655\uc778\ud558\uc5ec \uc591\uadf9 \ud68c\ub85c \ub3c4\uccb4\uac00 \u201c+\u201d \ub610\ub294 \u201cL+\u201d\ub85c \ud45c\uc2dc\ub41c \ub2e8\uc790\uc5d0 \uc5f0\uacb0\ub418\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

5. \uc5f0\uacb0 \ud655\uc778<\/strong>: \ubaa8\ub4e0 \uc885\ub2e8\uc744 \uac80\uc0ac\ud558\uc5ec \uc801\uc808\ud55c \ud1a0\ud06c, \ub3c4\uccb4 \uc0bd\uc785 \uae4a\uc774 \ubc0f \uc774\ud0c8\ub41c \uac00\ub2e5\uc774 \uc5c6\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. \uc808\uc5f0 \uac70\uc6b8 \ub610\ub294 \ud734\ub300\ud3f0 \uce74\uba54\ub77c\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub2e8\uc790\ub300 \ud6c4\uba74\uc744 \uac80\uc0ac\ud558\uc5ec \ub3c4\uccb4\uac00 \ub2e8\uc790 \uba54\ucee4\ub2c8\uc998\uc5d0 \uc644\uc804\ud788 \uc7a5\ucc29\ub418\uc5c8\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

6. \ubb38\uc11c \uc124\uce58<\/strong>: SPD \uc704\uce58, \ub3c4\uccb4 \ub77c\uc6b0\ud305, \uadf9\uc131 \ud45c\uc2dc \ubc0f \uc811\uc9c0 \uc5f0\uacb0\uc744 \ud3ec\ud568\ud558\uc5ec \uc644\ub8cc\ub41c \uc124\uce58\ub97c \ubcf4\uc5ec\uc8fc\ub294 \uc0ac\uc9c4\uc744 \ucc0d\uc2b5\ub2c8\ub2e4. \ubb38\uc11c\ub294 \uac80\uc0ac \uc2dc \uc801\uc808\ud55c \uc124\uce58\ub97c \uc99d\uba85\ud558\uace0 \ud5a5\ud6c4 \uc720\uc9c0\ubcf4\uc218\ub97c \uc704\ud55c \ucc38\uace0 \uc790\ub8cc\uac00 \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

\ud130\ubbf8\ub110 \ud1a0\ud06c \uc694\uad6c \uc0ac\ud56d<\/h3>\n\n\n\n

\uc801\uc808\ud55c \ub2e8\uc790 \ud1a0\ud06c\ub294 \uc5f0\uacb0 \uc2e0\ub8b0\uc131 \ubc0f SPD \uc131\ub2a5\uc5d0 \uc9c1\uc811\uc801\uc778 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \uc911\uc694\ud55c \uc124\uce58 \ub9e4\uac1c\ubcc0\uc218\uc785\ub2c8\ub2e4. \ud1a0\ud06c\uac00 \ubd80\uc871\ud55c \ub2e8\uc790\ub294 \uace0\uc800\ud56d \uc5f0\uacb0\uc744 \uc0dd\uc131\ud558\uc5ec \uac00\uc5f4, \uc804\uc555 \uac15\ud558 \ubc0f \ucd5c\uc885 \uace0\uc7a5\uc744 \uc77c\uc73c\ud0b5\ub2c8\ub2e4. \uacfc\ub3c4\ud558\uac8c \uc870\uc5ec\uc9c4 \ub2e8\uc790\ub294 \ub3c4\uccb4 \uac00\ub2e5\uc744 \uc190\uc0c1\uc2dc\ud0a4\uac70\ub098 \ub2e8\uc790\ub300\uc5d0 \uade0\uc5f4\uc744 \uc77c\uc73c\ud0a4\uac70\ub098 \ub0b4\ubd80 SPD \uad6c\uc131 \uc694\uc18c\ub97c \ubd80\uc234\ubc84\ub9bd\ub2c8\ub2e4.<\/p>\n\n\n\n

NEC 110.14(D)\ub294 \u201c\uc81c\uc870\uc5c5\uccb4\uc758 \uc9c0\uce68\uc5d0 \ub530\ub77c\u201d \ub2e8\uc790\ub97c \uc870\uc77c \uac83\uc744 \uc694\uad6c\ud558\ubbc0\ub85c \uacf5\uac1c\ub41c \ud1a0\ud06c \uc0ac\uc591\uc740 \uc120\ud0dd\uc801 \uc9c0\uce68\uc774 \uc544\ub2c8\ub77c \ud544\uc218\uc785\ub2c8\ub2e4. \uc9c0\uc815\ub41c \ud1a0\ud06c \ubc94\uc704\uc5d0 \uc801\ud569\ud55c \ubcf4\uc815\ub41c \ud1a0\ud06c \ub4dc\ub77c\uc774\ubc84 \ub610\ub294 \ud1a0\ud06c \ub80c\uce58\ub97c \uc0ac\uc6a9\ud558\uc138\uc694. \uc219\ub828\ub41c \uc804\uae30 \uae30\uc220\uc790\ub77c\ub3c4 \ub3c4\uad6c \uc5c6\uc774\ub294 \uc77c\uad00\ub418\uac8c \uc801\uc808\ud55c \ud1a0\ud06c\ub97c \uc5bb\uc744 \uc218 \uc5c6\uc73c\ubbc0\ub85c \u201c\ub290\ub08c'\uc73c\ub85c \ud1a0\ud06c\ub97c \ucd94\uc815\ud558\uc9c0 \ub9c8\uc138\uc694.<\/p>\n\n\n\n

\uc77c\ubc18\uc801\uc778 SPD \ub2e8\uc790 \ud1a0\ud06c \uc0ac\uc591:<\/strong><\/p>\n\n\n\n

- M3 \ub2e8\uc790 \ub098\uc0ac<\/strong>: 0.5-0.6 N\u22c5m(4.4-5.3 lb\u22c5in)
- M3.5 \ub2e8\uc790 \ub098\uc0ac<\/strong>: 0.8-1.0 N\u22c5m(7.1-8.8 lb\u22c5in)
- M4 \ub2e8\uc790 \ub098\uc0ac<\/strong>: 1.2-1.5 N\u22c5m(10.6-13.3 lb\u22c5in)
- M5 \ub2e8\uc790 \ub098\uc0ac<\/strong>2.5-3.0 N\u22c5m(22.1-26.5 lb\u22c5in)
- M6 \ub2e8\uc790 \ub098\uc0ac<\/strong>: 4.0-6.0 N\u22c5m(35.4-53.1 lb\u22c5in)<\/p>\n\n\n\n

\ucc98\uc74c \uc870\uc778 \ud6c4 \ud328\uc2a4\ub108\ub97c 1\/8\ubc14\ud034 \ub354 \ub3cc\ub824\uc11c \ud1a0\ud06c\ub97c \ud655\uc778\ud569\ub2c8\ub2e4. \uc801\uc808\ud558\uac8c \uc870\uc5ec\uc9c4 \uc5f0\uacb0\ubd80\ub294 \ud070 \ud798 \uc5c6\uc774\ub3c4 \ucd94\uac00 \ud68c\uc804\uc744 \uacac\ub38c\ub0c5\ub2c8\ub2e4. \uc9c4\ub3d9\uc774\ub098 \uc5f4 \uc21c\ud658 \uc911\uc5d0 \ud328\uc2a4\ub108\uac00 \ub290\uc2a8\ud574\uc9c0\uc9c0 \uc54a\uc558\ub294\uc9c0 \uac80\uc0ac \uc911\uc5d0 \uc721\uc548\uc73c\ub85c \ud655\uc778\ud560 \uc218 \uc788\ub3c4\ub85d \ud398\uc778\ud2b8 \ub9c8\ucee4 \ub610\ub294 \ud1a0\ud06c \uc2a4\ud2b8\ub77c\uc774\ud504\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc870\uc778 \uc5f0\uacb0\ubd80\uc5d0 \ud45c\uc2dc\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc77c\ubd80 \uc81c\uc870\uc5c5\uccb4\ub294 2\ub2e8\uacc4 \ud1a0\ud06c \uc808\ucc28\ub97c \uc9c0\uc815\ud569\ub2c8\ub2e4: 50%\uc758 \uc9c0\uc815\ub41c \ud1a0\ud06c\ub85c \ucd08\uae30 \uc870\uc778 \ud6c4 \ub3c4\uccb4 \uc7a5\ucc29\uc744 \ud655\uc778\ud55c \ub2e4\uc74c 100% \uc0ac\uc591\uc73c\ub85c \ucd5c\uc885 \uc870\uc785\ub2c8\ub2e4. \uc774 \uc808\ucc28\ub294 \ub2e8\uc790 \uc811\ucd09 \uc601\uc5ed \uc804\uccb4\uc5d0 \uade0\uc77c\ud55c \uc555\ub825 \ubd84\ud3ec\ub97c \ubcf4\uc7a5\ud558\uc5ec \ud2b9\ud788 \uc555\ub825 \ud558\uc5d0\uc11c \uc555\ucd95\ub418\ub294 \uac00\ub294 \uac00\ub2e5 \uc5f0\uc131 \ub3c4\uccb4\uc758 \uc5f0\uacb0 \uc548\uc815\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc9c0\ud718\uc790 \uc900\ube44 \uae30\uc900<\/h3>\n\n\n\n

\uc801\uc808\ud55c \ub3c4\uccb4 \uc900\ube44\ub294 \uc804\uc120 \ub3cc\ucd9c, \uc808\uc5f0 \uc190\uc0c1 \ubc0f \ubd80\uc801\uc808\ud55c \uc811\ucd09 \uba74\uc801\uc744 \ud3ec\ud568\ud55c \uc5f0\uacb0 \ubb38\uc81c\ub97c \ubc29\uc9c0\ud569\ub2c8\ub2e4. SPD \ub2e8\uc790\uc5d0 \uc5f0\uacb0\ud558\ub294 \ub3c4\uccb4\uc5d0\ub294 \uc815\ud655\ud55c \ud53c\ubcf5 \uc81c\uac70 \uae38\uc774, \uae68\ub057\ud55c \uc808\ub2e8 \ub05d, \ub2e8\uc790 \uc124\uacc4\uc5d0 \ub9de\ub294 \uc801\uc808\ud55c \uc885\ub2e8 \ud558\ub4dc\uc6e8\uc5b4\uac00 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ub3c4\uccb4 \uc2a4\ud2b8\ub9ac\ud551 \uc808\ucc28:<\/strong><\/p>\n\n\n\n

\ub2e8\uc790\ub300 \uc0ac\uc591\uc5d0\uc11c \ud544\uc694\ud55c \uc2a4\ud2b8\ub9bd \uae38\uc774\ub97c \uce21\uc815\ud569\ub2c8\ub2e4(\uc77c\ubc18\uc801\uc73c\ub85c \ub098\uc0ac \ub2e8\uc790\uc758 \uacbd\uc6b0 8~12mm, \uc2a4\ud504\ub9c1 \ucf00\uc774\uc9c0 \ub2e8\uc790\uc758 \uacbd\uc6b0 10~14mm). \ub9c8\ucee4 \ub610\ub294 \uc378\ub124\uc77c \uc778\uc0c1\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc801\uc808\ud55c \uac70\ub9ac\uc5d0 \ub3c4\uccb4 \uc808\uc5f0\uc744 \ud45c\uc2dc\ud569\ub2c8\ub2e4. \ub3c4\uccb4 \uac00\ub2e5\uc744 \uc190\uc0c1\uc2dc\ud0a4\uace0 \uc2a4\ud2b8\ub9bd \uae38\uc774\uac00 \uc77c\uc815\ud558\uc9c0 \uc54a\uc740 \uc218\ub3d9 \ub098\uc774\ud504 \uc2a4\ud2b8\ub9ac\ud551\uc744 \ud53c\ud558\uace0 \ub3c4\uccb4 \ud06c\uae30\uc5d0 \ub9de\uac8c \uc870\uc815\ub41c \uc790\ub3d9 \uc804\uc120 \uc2a4\ud2b8\ub9ac\ud37c\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc808\uc5f0\uc744 \ubc97\uae41\ub2c8\ub2e4.<\/p>\n\n\n\n

\ubc97\uaca8\uc9c4 \ub3c4\uccb4\uc5d0 \ud760\uc9d1, \ubd88\uc644\uc804\ud55c \uc808\uc5f0 \uc81c\uac70 \ub610\ub294 \uacfc\ub3c4\ud55c \uc2a4\ud2b8\ub9bd \uae38\uc774 \ub4f1\uc758 \uc190\uc0c1\uc774 \uc788\ub294\uc9c0 \uac80\uc0ac\ud569\ub2c8\ub2e4. \uc190\uc0c1\ub41c \ub3c4\uccb4\ub294 \uae68\ub057\ud55c \ub3c4\uccb4 \ub05d\uc744 \uc5bb\uae30 \uc704\ud574 \ub2e4\ub978 \uc704\uce58\uc5d0\uc11c \ub2e4\uc2dc \uc2a4\ud2b8\ub9ac\ud551\ud574\uc57c \ud569\ub2c8\ub2e4. \uc5f0\uc120\ub41c \ub3c4\uccb4 \ub05d\uc744 \uc2dc\uacc4 \ubc29\ud5a5\uc73c\ub85c \ube44\ud2c0\uc5b4(\ub3c4\uccb4 \ub05d\uc5d0\uc11c \ubcfc \ub54c) \ub3c4\uccb4\ub97c \ud1b5\ud569\ud558\uace0 \uc0bd\uc785 \uc911\uc5d0 \ub3c4\uccb4\uac00 \ubd84\ub9ac\ub418\ub294 \uac83\uc744 \ubc29\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ub098\uc0ac \ub2e8\uc790 \uc5f0\uacb0\uc758 \uacbd\uc6b0, \ubc97\uaca8\uc9c4 \ub3c4\uccb4 \ub05d\uc744 \ub2e8\uc790 \ub098\uc0ac \ubc29\ud5a5\uacfc \uc77c\uce58\ud558\ub294 \u201c\uc170\ud37c\ub4dc \ud06c\ub8e9\u201d\uc73c\ub85c \uad6c\ubd80\ub824 \uc2dc\uacc4 \ubc29\ud5a5\uc73c\ub85c \ub098\uc0ac\ub97c \ub3cc\ub824 \ub3c4\uccb4\uac00 \ubc00\ub824 \ub098\uc624\uc9c0 \uc54a\uace0 \ub2e8\uc790 \uc548\uc73c\ub85c \ub2f9\uaca8\uc9c0\ub3c4\ub85d \ud569\ub2c8\ub2e4. \ud6c4\ud06c\ub294 \ub098\uc0ac \ucd95\uc744 2\/3 ~ 3\/4 \uc815\ub3c4 \uac10\uc2f8\uc57c \ud569\ub2c8\ub2e4. \ubd88\uc644\uc804\ud558\uac8c \uac10\uc2f8\uba74 \uc811\ucd09 \uba74\uc801\uc774 \ubd88\ucda9\ubd84\ud574\uc9c0\uace0 \uacfc\ub3c4\ud558\uac8c \uac10\uc2f8\uba74 \ub3c4\uccb4\uac00 \uacb9\uccd0\uc838 \uc81c\ub300\ub85c \uace0\uc815\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc2a4\ud504\ub9c1 \ucf00\uc774\uc9c0 \ub2e8\uc790\ub294 \uc885\ub2e8 \ud558\ub4dc\uc6e8\uc5b4\ub97c \uc81c\uac70\ud558\uc5ec \uc124\uce58\ub97c \uac04\uc18c\ud654\ud569\ub2c8\ub2e4. \ud53c\ubcf5\uc774 \ubc97\uaca8\uc9c4 \ub3c4\uccb4\ub97c \ub0b4\ubd80 \ubc31\uc2a4\ud1b1\uc5d0 \ub2ff\uc744 \ub54c\uae4c\uc9c0 \ub2e8\uc790 \uac1c\uad6c\ubd80\uc5d0 \uc0bd\uc785\ud569\ub2c8\ub2e4. \ub2e8\uc790 \ud558\uc6b0\uc9d5 \uc678\ubd80\uc5d0 \ub3c4\uccb4\uac00 \ub178\ucd9c\ub418\uc9c0 \uc54a\ub3c4\ub85d \ucd5c\uc18c \uc0bd\uc785 \uae4a\uc774(\uc77c\ubc18\uc801\uc73c\ub85c 10mm)\ub97c \ud655\uc778\ud569\ub2c8\ub2e4. \uc801\ub2f9\ud55c \ud798\uc73c\ub85c \ub3c4\uccb4\ub97c \ube7c\ub0b4\ub824\uace0 \uc2dc\ub3c4\ud569\ub2c8\ub2e4. \uc62c\ubc14\ub974\uac8c \uc0bd\uc785\ub41c \ub3c4\uccb4\ub294 \ud574\uc81c \uba54\ucee4\ub2c8\uc998\uc744 \uc791\ub3d9\ud558\uc9c0 \uc54a\uc544\ub3c4 \uc81c\uac70\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\ub77c\ubca8\ub9c1 \ubc0f \ubb38\uc11c \uc694\uad6c \uc0ac\ud56d<\/h2>\n\n\n\n

NEC \ud544\uc218 \ub77c\ubca8\ub9c1<\/h3>\n\n\n\n

NEC 690.35(E)\ub294 \uba85\ud655\ud55c \uc2dd\ubcc4 \ubc0f \uc124\uce58 \uc815\ubcf4\ub97c \uc81c\uacf5\ud558\ub294 \uc11c\uc9c0 \ubcf4\ud638 \uc7a5\uce58 \uc124\uce58\uc5d0 \ub300\ud55c \ud2b9\uc815 \ub77c\ubca8\uc744 \uc758\ubb34\ud654\ud569\ub2c8\ub2e4. \ud544\uc218 \ub77c\ubca8\uc740 \uc2dc\uc2a4\ud15c \uc11c\ube44\uc2a4 \uc218\uba85 \ub0b4\ub0b4 \ubcc0\uc0c9, \ud48d\ud654 \ubc0f \uc138\ucc99 \uc6a9\uc81c\uc5d0 \uacac\ub514\ub294 \uc601\uad6c\uc801\uc778 \ub9c8\ud0b9 \ubc29\ubc95\uc744 \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4. SPD \uc81c\uc870\uc5c5\uccb4\uc758 \uc0ac\uc804 \uc778\uc1c4 \ub77c\ubca8\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uc694\uad6c \uc0ac\ud56d\uc744 \ucda9\uc871\ud558\uc9c0\ub9cc \ucf58\ud150\uce20\uc5d0 \ubaa8\ub4e0 \ud544\uc218 \uc694\uc18c\uac00 \ud3ec\ud568\ub418\uc5b4 \uc788\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

NEC 690.35(E)\uc5d0 \ub530\ub978 \ud544\uc218 \ub77c\ubca8 \uc815\ubcf4:<\/strong><\/p>\n\n\n\n

- \u201c\uc11c\uc9c0 \ubcf4\ud638 \uc7a5\uce58\u201d<\/strong> \ub610\ub294 \u201cSPD\u201d<\/strong>: \uc11c\uc9c0 \ubcf4\ud638 \uc7a5\ube44\ub85c \uba85\ud655\ud55c \uc2dd\ubcc4
- SPD \uc720\ud615 \ubd84\ub958<\/strong>: IEC 61643-31 \ubd84\ub958\uc640 \uc77c\uce58\ud558\ub294 \u201c\uc720\ud615 1\u201d \ub610\ub294 \u201c\uc720\ud615 2\u201d
- \uacf5\uce6d \ubc29\uc804 \uc804\ub958 \uc815\uaca9<\/strong>: \u201cIn = 20kA\u201d \ub610\ub294 \uc774\uc640 \ub3d9\ub4f1\ud55c \uc0ac\uc591
- \uc815\uaca9 \uc804\uc555<\/strong>: \ucd5c\ub300 \uc5f0\uc18d \uc791\ub3d9 \uc804\uc555(MCOV) \ub610\ub294 \uc815\uaca9 \uc804\uc555
- \ub2e8\ub77d \uc804\ub958 \uc815\uaca9<\/strong> (\ud574\ub2f9\ub418\ub294 \uacbd\uc6b0): UL \ub4f1\uc7ac \uc7a5\uce58\uc758 \uacbd\uc6b0 \u201cSCCR = 10kA\u201d
- \u201c\uc11c\ube44\uc2a4\u201d \ub610\ub294 \u201c\ub77c\uc778\u201d<\/strong> \uc5f0\uacb0 \ub2e8\uc790\uac00 \uc2dc\uc2a4\ud15c \uc18c\uc2a4\ub97c \ud5a5\ud558\ub294 \uc704\uce58\ub97c \ubcf4\uc5ec\uc8fc\ub294 \uce21\uba74 \ud45c\uc2dc<\/p>\n\n\n\n

\ucd94\uac00\ub85c \uad8c\uc7a5\ub418\ub294 \ub77c\ubca8\ub9c1\uc5d0\ub294 \ub2e4\uc74c\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4:<\/p>\n\n\n\n

- \uc5f0\ub839 \uae30\ubc18 \uad50\uccb4 \uc608\uc57d\uc774 \uac00\ub2a5\ud55c \uc124\uce58 \ub0a0\uc9dc
- \ubcf4\uc99d \ubc0f \ud6c4\uc18d \uc9c8\ubb38\uc744 \uc704\ud55c \uc124\uce58\uc790 \uc2e0\uc6d0 \ud655\uc778
- \ucf54\ub4dc \uc900\uc218 \ud655\uc778\uc744 \ubb38\uc11c\ud654\ud558\ub294 \uac80\uc0ac \ub0a0\uc9dc \ubc0f \uac80\uc0ac\uc790 \uc11c\uba85
- \uc804\uae30 \ub2e8\uc120 \ub2e4\uc774\uc5b4\uadf8\ub7a8\uc5d0\uc11c SPD \uc704\uce58\ub97c \ubcf4\uc5ec\uc8fc\ub294 \uc900\uacf5 \ub3c4\uba74 \ucc38\uc870<\/p>\n\n\n\n

\uc124\uce58 \ubb38\uc11c \ubaa8\ubc94 \uc0ac\ub840<\/h3>\n\n\n\n

\uc804\ubb38 \uc124\uce58 \uc5c5\uccb4\ub294 NEC \uaddc\uc815 \uc900\uc218\ub97c \uc99d\uba85\ud558\uace0 \ud5a5\ud6c4 \uc720\uc9c0\ubcf4\uc218\ub97c \uc704\ud55c \ucc38\uace0 \uc790\ub8cc\ub97c \uc81c\uacf5\ud558\ub294 \uc885\ud569\uc801\uc778 \ubb38\uc11c \ud328\ud0a4\uc9c0\ub97c \uc791\uc131\ud569\ub2c8\ub2e4. \ubb38\uc11c\ud654\ub294 \ubcf4\uc99d \uccad\uad6c, \uc11c\uc9c0 \ud53c\ud574 \ud6c4 \ubcf4\ud5d8 \uc870\uc0ac \ub610\ub294 \uc0c8 \uc18c\uc720\uc8fc\uac00 \uc644\uc804\ud55c \uc900\uacf5 \uc815\ubcf4\ub97c \ud544\uc694\ub85c \ud558\ub294 \uc2dc\uc2a4\ud15c \uc18c\uc720\uad8c \uc774\uc804 \uc2dc \ud2b9\ud788 \uc720\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ud544\uc218 \ubb38\uc11c \uc694\uc18c:<\/strong><\/p>\n\n\n\n

\uc124\uce58 \uc0ac\uc9c4<\/strong>: SPD \uc704\uce58\ub97c \ubcf4\uc5ec\uc8fc\ub294 \uc804\uccb4 \uc778\ud074\ub85c\uc800 \ubcf4\uae30, \ub3c4\uccb4 \uc900\ube44 \ubc0f \ud1a0\ud06c \ud45c\uc2dc\ub97c \ubcf4\uc5ec\uc8fc\ub294 \uc885\ub2e8 \ud074\ub85c\uc988\uc5c5 \uc774\ubbf8\uc9c0, \uc811\uc9c0 \uc5f0\uacb0 \uc138\ubd80 \uc815\ubcf4 \ubc0f \ub77c\ubca8 \uc801\uc6a9\uc744 \ucea1\ucc98\ud569\ub2c8\ub2e4. \uc124\uce58 \uc704\uce58\ub2f9 \ucd5c\uc18c 4~6\uc7a5\uc758 \uc0ac\uc9c4\uc73c\ub85c \uc124\uce58 \ud488\uc9c8 \ubc0f \uaddc\uc815 \uc900\uc218\ub97c \ubb38\uc11c\ud654\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ud14c\uc2a4\ud2b8 \ubcf4\uace0\uc11c<\/strong>: SPD \uc124\uce58 \uc804 \uc811\uc9c0 \uc804\uadf9 \uc2dc\uc2a4\ud15c\uc758 \uc124\uce58 \uc804 \uc800\ud56d \ud14c\uc2a4\ud2b8, \uc811\uc9c0 \ub3c4\uccb4 \uacbd\ub85c\uc758 \uc5f0\uc18d\uc131 \ud14c\uc2a4\ud2b8 \ubc0f DC \ud68c\ub85c\uc758 \uc808\uc5f0 \uc800\ud56d \ud14c\uc2a4\ud2b8\ub97c \ubb38\uc11c\ud654\ud569\ub2c8\ub2e4. \ub0a0\uc9dc, \uc2dc\uac04, \ud14c\uc2a4\ud130 \uc2dd\ubcc4 \ubc0f \ud14c\uc2a4\ud2b8 \uc7a5\ube44 \uc77c\ub828 \ubc88\ud638\uc640 \ud568\uaed8 \uce21\uc815 \uac12\uc744 \uae30\ub85d\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc81c\uc870\uc5c5\uccb4 \ubb38\uc11c<\/strong>: SPD \uc81c\ud488 \uc0ac\uc591\uc11c, \uc124\uce58 \uc9c0\uce68, \ud14c\uc2a4\ud2b8 \ubcf4\uace0\uc11c \ubc0f \uc801\ud569\uc131 \uc778\uc99d\uc11c\ub97c \ubcf4\uad00\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ubb38\uc11c\ub294 \ud5c8\uac00 \uc2e0\uccad\uc11c\uc5d0 \uae30\uc7ac\ub41c \uae30\uae30 \ub4f1\uae09\uc744 \uc99d\uba85\ud558\uace0 \ud5a5\ud6c4 \uad50\uccb4 \ubd80\ud488 \uc870\ub2ec\uc5d0 \ud544\uc694\ud55c \uc0ac\uc591\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc900\uacf5 \uc2dc \uc804\uae30 \ub3c4\uba74<\/strong>: \uc2e4\uc81c SPD \uc124\uce58 \uc704\uce58, \ub3c4\uccb4 \ub77c\uc6b0\ud305 \ubc0f \uc811\uc9c0 \uc5f0\uacb0 \uc9c0\uc810\uc744 \ubcf4\uc5ec\uc8fc\ub294 \ub2e8\uc77c \ub77c\uc778 \ub2e4\uc774\uc5b4\uadf8\ub7a8\uc744 \uc5c5\ub370\uc774\ud2b8\ud569\ub2c8\ub2e4. \uc900\uacf5 \ub3c4\uba74\uc740 \uc6d0\ub798 \uc124\uacc4\uc5d0\uc11c \ud604\uc7a5 \ubcc0\uacbd \uc0ac\ud56d\uc744 \ubc18\uc601\ud558\uc5ec \ubb38\uc81c \ud574\uacb0 \ubc0f \ud5a5\ud6c4 \uc218\uc815\uc744 \uc704\ud55c \uc815\ud655\uc131\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ud504\ub85c\uc81d\ud2b8 \uad00\ub9ac \uc2dc\uc2a4\ud15c\uc5d0 \uc800\uc7a5\ub41c PDF \ud30c\uc77c\ub85c \ubb38\uc11c \ud328\ud0a4\uc9c0\ub97c \uc0dd\uc131\ud558\uace0 \uc2dc\uc2a4\ud15c \uc18c\uc720\uc790\uc5d0\uac8c \ubc31\uc5c5 \uc0ac\ubcf8\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc18c\uc720\uc790 \uc694\uad6c \uc0ac\ud56d \ubc0f \uc804\uae30 \uac80\uc0ac \ucd5c\uc885 \uc2b9\uc778 \ud504\ub85c\uc138\uc2a4\ub97c \ucda9\uc871\ud558\ub294 \ud504\ub85c\uc81d\ud2b8 \uc885\ub8cc \uc81c\ucd9c\ubb3c\uacfc \ud568\uaed8 \ubb38\uc11c \ud328\ud0a4\uc9c0\ub97c \ud3ec\ud568\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uac80\uc0ac \ubc0f \ud14c\uc2a4\ud2b8 \uc808\ucc28<\/h2>\n\n\n\n

\uc804\uc6d0 \uacf5\uae09 \uc804 \ud655\uc778 \uccb4\ud06c\ub9ac\uc2a4\ud2b8<\/h3>\n\n\n\n

\uc11c\uc9c0 \ubcf4\ud638 \uc124\ube44\uc5d0 \uc804\uc6d0\uc744 \uacf5\uae09\ud558\uae30 \uc804\uc5d0 \uc885\ud569\uc801\uc778 \uac80\uc0ac\ub97c \uc644\ub8cc\ud558\uc5ec \uc7a5\ube44 \uc190\uc0c1\uc744 \ubc29\uc9c0\ud558\uace0 \uc2dc\uc2a4\ud15c\uc5d0 \uc804\uc6d0\uc744 \uacf5\uae09\ud558\uae30 \uc804\uc5d0 \uc218\uc815 \uac00\ub2a5\ud55c \uc124\uce58 \uc624\ub958\ub97c \uc2dd\ubcc4\ud569\ub2c8\ub2e4. \ud1b5\uc804 \uc804 \uac80\uc99d\uc740 \uc124\uce58 \uc704\uce58\ub2f9 15~30\ubd84 \uc815\ub3c4 \uc18c\uc694\ub418\uc9c0\ub9cc \uc124\uce58 \uc2e4\uc218\ub97c \ubc1c\uacac\ud558\uc9c0 \ubabb\ud574 \ubc1c\uc0dd\ud558\ub294 \uac12\ube44\uc2fc \ubb38\uc81c \ud574\uacb0 \ubc0f \uc218\ub9ac \uc791\uc5c5\uc744 \ubc29\uc9c0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc721\uc548 \uac80\uc0ac \uccb4\ud06c\ub9ac\uc2a4\ud2b8:<\/strong><\/p>\n\n\n\n

\u2713 SPD \ub9c8\uc6b4\ud305 \ubcf4\uc548<\/strong>: \ud798\uc744 \uac00\ud588\uc744 \ub54c \uc7a5\uce58\uac00 DIN \ub808\uc77c \ub610\ub294 \uc7a5\ucc29 \ud45c\uba74\uc5d0 \uc6c0\uc9c1\uc784 \uc5c6\uc774 \ub2e8\ub2e8\ud788 \ubd80\ucc29\ub418\uc5c8\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.
\u2713 \ud130\ubbf8\ub110 \uc5f0\uacb0<\/strong>: \ubaa8\ub4e0 \ub3c4\uccb4\uac00 \uc62c\ubc14\ub978 \uadf9\uc131\uacfc \uc801\uc808\ud55c \ud1a0\ud06c\ub85c \uc62c\ubc14\ub974\uac8c \uc885\ub2e8\ub418\uc5c8\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.
\u2713 \uc804\ub3c4\uccb4 \ub77c\uc6b0\ud305<\/strong>: \ub3c4\uccb4\uac00 \uae09\uaca9\ud55c \uad74\uace1, \uacfc\ub3c4\ud55c \uae38\uc774 \ub610\ub294 \ub0a0\uce74\ub85c\uc6b4 \ubaa8\uc11c\ub9ac\uc640\uc758 \uc811\ucd09 \uc5c6\uc774 \uae54\ub054\ud55c \uacbd\ub85c\ub97c \ub530\ub974\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.
\u2713 \uc811\uc9c0 \ub3c4\uccb4<\/strong>: \ucf54\uc77c\uc774\ub098 \ub8e8\ud504\uc5c6\uc774 SPD\uc5d0\uc11c \uc811\uc9c0 \uc804\uadf9\uae4c\uc9c0 \ucd5c\ub2e8 \uc2e4\uc81c \uacbd\ub85c \ud655\uc778
\u2713 \ud074\ub9ac\uc5b4\ub7f0\uc2a4<\/strong>: SPD \uc804\uc6d0\uc774 \uacf5\uae09\ub418\ub294 \ubd80\ud488\uc5d0\uc11c \uc811\uc9c0\ub41c \uc778\ud074\ub85c\uc800\uae4c\uc9c0\uc758 \ucd5c\uc18c \uac04\uaca9\uc744 \uce21\uc815\ud558\uc5ec NEC \ubc0f \uc81c\uc870\uc5c5\uccb4 \uc694\uad6c \uc0ac\ud56d\uc744 \ucda9\uc871\ud569\ub2c8\ub2e4.
\u2713 \ub77c\ubca8\ub9c1<\/strong>: NEC 690.35(E)\uc5d0 \ub530\ub77c \ud544\uc218 \ub77c\ubca8\uc774 \uc801\uc6a9\ub418\uace0 \uc815\ubcf4\uac00 \uc644\uc804\ud55c\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.
\u2713 \uc0c1\ud0dc \ud45c\uc2dc\uae30<\/strong>: \ube44\uad50\ub97c \uc704\ud574 \uae30\uc900\uc120\uc744 \uc124\uc815\ud558\ub294 \ud1b5\uc804 \uc804 SPD \ud45c\uc2dc\uae30 \uc0c1\ud0dc\uc5d0 \uc720\uc758\ud558\uc138\uc694.<\/p>\n\n\n\n

\uc804\uae30 \ud14c\uc2a4\ud2b8 \uc808\ucc28:<\/strong><\/p>\n\n\n\n

SPD\uc5d0 \uc804\uc6d0\uc744 \uacf5\uae09\ud558\uae30 \uc804\uc5d0 DC \uc804\uc555 \ubc0f \uc800\ud56d \uce21\uc815\uc5d0 \uc801\ud569\ud55c \ub514\uc9c0\ud138 \uba40\ud2f0\ubbf8\ud130\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc124\uce58 \ubb34\uacb0\uc131\uc744 \ud655\uc778\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

1. \uc811\uc9c0 \uc5f0\uc18d\uc131 \ud14c\uc2a4\ud2b8<\/strong>: SPD \uc811\uc9c0 \ub2e8\uc790\uc640 \uc8fc \uc811\uc9c0 \uc804\uadf9 \uc0ac\uc774\uc758 \uc800\ud56d\uc744 \uce21\uc815\ud569\ub2c8\ub2e4. 1\u03a9 \ubbf8\ub9cc\uc758 \ubaa9\ud45c \uc218\uce58\ub294 \uc801\uc808\ud55c \uc811\uc9c0 \uacbd\ub85c\ub97c \ud655\uc778\ud569\ub2c8\ub2e4. \uc800\ud56d > 2\u03a9\uc740 \uc870\uc0ac \ubc0f \uc218\uc815\uc774 \ud544\uc694\ud55c \uace0\uc800\ud56d \uc5f0\uacb0\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n\n\n\n

2. \uadf9\uc131 \ud655\uc778<\/strong>: \ubaa8\ub4c8\uc744 \ub36e\uac70\ub098 \uc2dc\uc2a4\ud15c\uc758 \uc804\uc6d0\uc774 \uaebc\uc9c4 \uc0c1\ud0dc\uc5d0\uc11c SPD \uc591\uadf9 \ub2e8\uc790\uc640 \uc54c\ub824\uc9c4 \uc2dc\uc2a4\ud15c \uc591\uadf9 \ub3c4\uccb4 \uc0ac\uc774\uc758 \uc800\ud56d\uc744 \uce21\uc815\ud558\ub294 \uc800\ud56d\uacc4\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \ub9e4\uc6b0 \ub0ae\uc740 \uc800\ud56d( 1M\u03a9)\uc740 \uc804\uc6d0\uc744 \uacf5\uae09\ud558\uae30 \uc804\uc5d0 \uc218\uc815\uc774 \ud544\uc694\ud55c \uc5ed\uadf9\uc131\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n\n\n\n

3. \uc808\uc5f0 \uc800\ud56d<\/strong>: \uc591\uadf9 \ub3c4\uccb4\uc640 \uc811\uc9c0, \uc74c\uadf9 \ub3c4\uccb4\uc640 \uc811\uc9c0 \uc0ac\uc774\uc758 \uc808\uc5f0 \uc800\ud56d\uc744 \uce21\uc815\ud569\ub2c8\ub2e4. \ubaa9\ud45c \uc218\uce58\uac00 1M\u03a9\uc744 \ucd08\uacfc\ud558\uba74 \uc808\uc5f0 \ubb34\uacb0\uc131\uc744 \ud655\uc778\ud569\ub2c8\ub2e4. \uc218\uce58\uac00 \ub0ae\uc73c\uba74 \uc808\uc5f0 \uc190\uc0c1, \uc2b5\uae30 \uce68\ud22c \ub610\ub294 \uc218\uc815\uc774 \ud544\uc694\ud55c \uc798\ubabb\ub41c \ubc30\uc120\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

4. \ud68c\ub85c \uc5f0\uc18d\uc131<\/strong>: \ubaa8\ub4c8\uc5d0\uc11c SPD\ub97c \uac70\uccd0 \uc778\ubc84\ud130\uc5d0 \uc774\ub974\ub294 \uc644\uc804\ud55c DC \ud68c\ub85c\ub97c \ud1b5\ud574 \uc804\uae30\uc801 \uc5f0\uc18d\uc131\uc744 \ud655\uc778\ud569\ub2c8\ub2e4. \uc774 \ud14c\uc2a4\ud2b8\ub97c \ud1b5\ud574 \ubaa8\ub4e0 \uc5f0\uacb0\uc774 \uc62c\ubc14\ub974\uac8c \uc774\ub8e8\uc5b4\uc9c0\uace0 \uc2dc\uc2a4\ud15c \uc791\ub3d9\uc744 \ubc29\ud574\ud558\ub294 \uac1c\ubc29 \ud68c\ub85c\uac00 \uc5c6\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ucee4\ubbf8\uc154\ub2dd \ubc0f \uc131\ub2a5 \uac80\uc99d<\/h3>\n\n\n\n

\uc0ac\uc804 \ud1b5\uc804 \ud14c\uc2a4\ud2b8\uac00 \uc131\uacf5\uc801\uc73c\ub85c \uc644\ub8cc\ub418\uba74 \uc2dc\uc2a4\ud15c\uc5d0 \uc870\uc2ec\uc2a4\ub7fd\uac8c \ud1b5\uc804\ud558\uba74\uc11c \uc801\uc808\ud55c \uc791\ub3d9\uacfc \uacb0\ud568 \uc0c1\ud0dc\uac00 \uc5c6\ub294\uc9c0 \ubaa8\ub2c8\ud130\ub9c1\ud569\ub2c8\ub2e4. \uc2dc\uc6b4\uc804\uc740 \uc2e4\uc81c \uc6b4\uc601 \uc870\uac74\uc5d0\uc11c \uc124\uacc4, \uc124\uce58 \ud488\uc9c8 \ubc0f \uad6c\uc131 \uc694\uc18c \uc131\ub2a5\uc744 \uc785\uc99d\ud558\ub294 \uc911\uc694\ud55c \uc124\uce58 \ub2e8\uacc4\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\ucee4\ubbf8\uc154\ub2dd \uc808\ucc28:<\/strong><\/p>\n\n\n\n

1. \ubaa8\ub4c8 \ucee4\ubc84 \uc81c\uac70<\/strong>: \uc124\uce58 \uc911\uc5d0 \ubaa8\ub4c8\uc744 \ub36e\uc740 \uacbd\uc6b0 \ubaa8\ub4c8\uc774 \uc804\uc555\uc744 \uc0dd\uc131\ud560 \uc218 \uc788\ub3c4\ub85d \ub36e\uac1c \uc7ac\ub8cc\ub97c \uc870\uc2ec\uc2a4\ub7fd\uac8c \uc81c\uac70\ud569\ub2c8\ub2e4. \uba40\ud2f0\ubbf8\ud130\ub85c \uc804\uc555 \uc0c1\uc2b9\uc744 \ubaa8\ub2c8\ud130\ub9c1\ud558\uc5ec \uc801\uc808\ud55c \uadf9\uc131\uacfc \uc608\uc0c1 \uc804\uc555 \uc218\uc900\uc744 \ud655\uc778\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

2. SPD \uc0c1\ud0dc \ud655\uc778<\/strong>: SPD \uc0c1\ud0dc \ud45c\uc2dc\uae30\uac00 \u201c\uc815\uc0c1\u201d \ub610\ub294 \u201c\uc815\uc0c1\u201d \ud45c\uc2dc(\uc77c\ubc18\uc801\uc73c\ub85c \ub179\uc0c9 LED \ub610\ub294 \uae30\uacc4\uc2dd \ud50c\ub798\uadf8)\ub97c \ud655\uc778\ud558\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. \uc989\uac01\uc801\uc778 \uc624\ub958 \ud45c\uc2dc\ub294 \uc885\ub8cc \ubc0f \uc870\uc0ac\uac00 \ud544\uc694\ud55c \uc124\uce58 \uc624\ub958\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n\n\n\n

3. \uc791\ub3d9 \uc804\uc555 \uce21\uc815<\/strong>: \uc124\uacc4 \uacc4\uc0b0\uacfc \ube44\uad50\ud558\uc5ec SPD \uc704\uce58\uc758 DC \uc2dc\uc2a4\ud15c \uc804\uc555\uc744 \uae30\ub85d\ud569\ub2c8\ub2e4. \uc804\uc555\uc740 \ubaa8\ub4c8 \uc218, \ud0dc\uc591\uad11 \uc870\ub3c4 \ubc0f \uc628\ub3c4\uc5d0 \ub530\ub77c \uc608\uc0c1\ub418\ub294 \uac1c\ubc29 \ud68c\ub85c \uc804\uc555\uacfc \uc77c\uce58\ud574\uc57c \ud569\ub2c8\ub2e4. \ud3b8\ucc28\uac00 \ud06c\uba74 \ubc30\uc120 \uc624\ub958 \ub610\ub294 \ubaa8\ub4c8 \ubb38\uc81c\uac00 \uc788\uc74c\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n\n\n\n

4. SPD \uc628\ub3c4 \ubaa8\ub2c8\ud130\ub9c1<\/strong>: \ud0dc\uc591\uc774 \uac00\ub4dd\ud55c \uc870\uac74\uc5d0\uc11c 15~30\ubd84\uac04 \uc791\ub3d9\ud55c \ud6c4 \uc801\uc678\uc120 \uc628\ub3c4\uacc4\ub97c \uc0ac\uc6a9\ud558\uc5ec SPD \uc778\ud074\ub85c\uc800 \uc628\ub3c4\ub97c \uce21\uc815\ud569\ub2c8\ub2e4. \uc7a5\uce58 \uc628\ub3c4\ub294 \uc8fc\ubcc0 \uc628\ub3c4\uc5d0\uc11c 10\u00b0C \uc774\ub0b4\ub85c \uc720\uc9c0\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uacfc\ub3c4\ud55c \ubc1c\uc5f4\uc740 \uc798\ubabb\ub41c MCOV \ub4f1\uae09, \ub2e8\uc790 \uc5f0\uacb0 \ubd88\ub7c9 \ub610\ub294 \uc989\uac01\uc801\uc778 \uc870\uc0ac\uac00 \ud544\uc694\ud55c SPD \uacb0\ud568\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n\n\n\n

5. \uc2dc\uc2a4\ud15c \uae30\ub2a5 \ud14c\uc2a4\ud2b8<\/strong>: \uc778\ubc84\ud130\uac00 \uc815\uc0c1\uc801\uc73c\ub85c \uc791\ub3d9\ud558\uc5ec \ud0dc\uc591\uad11 \uc870\uac74\uc5d0 \ub530\ub77c \uc608\uc0c1\ub418\ub294 \uc804\ub825 \ucd9c\ub825\uc744 \uc0dd\uc131\ud558\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. \uc801\uc808\ud55c \uc778\ubc84\ud130 \uc791\ub3d9\uc744 \ud1b5\ud574 SPD \uc124\uce58\ub85c \uc778\ud574 \uc2dc\uc2a4\ud15c \uc131\ub2a5\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \ud68c\ub85c \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud558\uc9c0 \uc54a\uc558\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

6. \ubb38\uc11c \ucee4\ubbf8\uc154\ub2dd<\/strong>: \uce21\uc815\ub41c \ubaa8\ub4e0 \ub9e4\uac1c\ubcc0\uc218, \uad00\ucc30 \uc0ac\ud56d\uc744 \uae30\ub85d\ud558\uace0 \ucd5c\uc885 \uc124\uce58 \uc0ac\uc9c4\uc744 \ucc0d\uc2b5\ub2c8\ub2e4. \uad00\ud560\uad8c\uc5d0\uc11c \uc694\uad6c\ud558\ub294 \uacbd\uc6b0 \uc804\uae30 \uac80\uc0ac\uad00\uc758 \uc2b9\uc778\uc744 \ubc1b\uc2b5\ub2c8\ub2e4. \ubaa8\ub4e0 \ud14c\uc2a4\ud2b8 \ub370\uc774\ud130\uc640 \uc6b4\uc601 \uad8c\uc7a5 \uc0ac\ud56d\uc744 \ud3ec\ud568\ud55c \uc2dc\uc6b4\uc804 \ubcf4\uace0\uc11c\ub97c \uc2dc\uc2a4\ud15c \uc18c\uc720\uc790\uc5d0\uac8c \uc81c\uacf5\ud558\uc138\uc694.<\/p>\n\n\n\n

\ud14c\uc2a4\ud2b8 \ub9e4\uac1c\ubcc0\uc218<\/th>\ubaa9\ud45c \uac12<\/th>\ud5c8\uc6a9 \ubc94\uc704<\/th>\ubc94\uc704\ub97c \ubc97\uc5b4\ub09c \uacbd\uc6b0 \uc870\uce58<\/th><\/tr><\/thead>
\uc811\uc9c0 \uc800\ud56d<\/strong><\/td><1\u03a9<\/td>0.1-2\u03a9<\/td>2\u03a9\uc744 \ucd08\uacfc\ud558\ub294 \uacbd\uc6b0 \uc5f0\uacb0 \uc870\uc0ac<\/td><\/tr>
\uc808\uc5f0 \uc800\ud56d<\/strong><\/td>>1M\u03a9<\/td>1-100M\u03a9+<\/td>500k\u03a9 \ubbf8\ub9cc\uc778 \uacbd\uc6b0 \ubb38\uc81c \ud574\uacb0<\/td><\/tr>
\uc791\ub3d9 \uc804\uc555<\/strong><\/td>\ub514\uc790\uc778\ubcc4 \uacc4\uc0b0<\/td>\u00b15%\uc758 \ub514\uc790\uc778<\/td>10%\ub97c \ubc97\uc5b4\ub09c \uacbd\uc6b0 \ud68c\ub85c \ud655\uc778<\/td><\/tr>
SPD \uc628\ub3c4<\/strong><\/td>\uc8fc\ubcc0 +5\u00b0C<\/td>\uc8fc\ubcc0 \uc628\ub3c4 -15\u00b0C<\/td>\uc8fc\ubcc0 \uc628\ub3c4 +20\u00b0C \uc774\uc0c1\uc77c \uacbd\uc6b0 \uc885\ub8cc<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
\n

\ud83c\udfaf \ud504\ub85c \ud301:<\/strong> \uc124\uce58 \uad00\ud589\uacfc \ud604\uc9c0 \uaddc\uc815 \uc694\uac74\uc5d0 \ub9de\ub294 \ud45c\uc900\ud654\ub41c \uc2dc\uc6b4\uc804 \uccb4\ud06c\ub9ac\uc2a4\ud2b8\ub97c \uc791\uc131\ud558\uc138\uc694. \ubaa8\ub4e0 \uc124\uce58\uc5d0 \uc0ac\uc6a9\ub418\ub294 \ud1b5\ud569 \uccb4\ud06c\ub9ac\uc2a4\ud2b8\ub294 \uc77c\uad00\ub41c \ud488\uc9c8\uc744 \ubcf4\uc7a5\ud558\uace0 \ub2e8\uacc4\ub97c \uac74\ub108\ub6f0\ub294 \uac83\uc744 \ubc29\uc9c0\ud569\ub2c8\ub2e4. \ud0dc\ube14\ub9bf \ub610\ub294 \uc2a4\ub9c8\ud2b8\ud3f0\uc744 \uc0ac\uc6a9\ud558\ub294 \ub514\uc9c0\ud138 \uccb4\ud06c\ub9ac\uc2a4\ud2b8\ub97c \uc0ac\uc6a9\ud558\uba74 \uac01 \ud655\uc778 \ud56d\ubaa9\uc5d0 \uc9c1\uc811 \uc0ac\uc9c4 \ubb38\uc11c\ub97c \ucca8\ubd80\ud558\uc5ec \uc644\ubcbd\ud55c \uc2dc\uc6b4\uc804 \uae30\ub85d\uc744 \uc791\uc131\ud560 \uc218 \uc788\uc5b4 \ud488\uc9c8\uc774 \uc6b0\uc218\ud55c \uc791\uc5c5\uc790\uc784\uc744 \uc99d\uba85\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/blockquote>\n\n\n\n

\"\uc11c\uc9c0<\/figure>\n\n\n\n

\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2>\n\n\n\n

NEC\ub294 PV \uc2dc\uc2a4\ud15c\uc5d0\uc11c \uc11c\uc9c0 \ubcf4\ud638\ub97c \uc5b4\ub514\uc5d0 \uc124\uce58\ud574\uc57c \ud558\ub098\uc694?<\/h3>\n\n\n\n

NEC 690.35(A)\ub294 \uc11c\uc9c0 \ubcf4\ud638 \uc7a5\uce58\ub97c \u201c\ud0dc\uc591\uad11 \ucd9c\ub825 \ud68c\ub85c \ub3c4\uccb4\uc5d0\u201d \uc124\uce58\ud558\ub3c4\ub85d \uc694\uad6c\ud558\uba70, \uc774\ub97c \uc900\uc218\ud558\ub294 \uc5ec\ub7ec \uc124\uce58 \uc704\uce58\uac00 \ud5c8\uc6a9\ub429\ub2c8\ub2e4. \ud5c8\uc6a9\ub418\ub294 \uc704\uce58\uc5d0\ub294 DC \ucef4\ubc14\uc774\ub108 \ubc15\uc2a4 \ucd9c\ub825, DC \ucc28\ub2e8 \ucd9c\ub825 \ub610\ub294 \uc778\ubc84\ud130 DC \uc785\ub825 \ub2e8\uc790 \ub4f1 \ud0dc\uc591\uad11 \ucd9c\ub825 \ud68c\ub85c\uc758 \ubaa8\ub4e0 \uc704\uce58\uac00 \uaddc\uc815\uc744 \ucda9\uc871\ud569\ub2c8\ub2e4. \ubcf4\ud638 \ud6a8\uacfc, \uc720\uc9c0\ubcf4\uc218\ub97c \uc704\ud55c \uc811\uadfc\uc131, \uc124\uce58 \uc2e4\uc6a9\uc131\uc744 \uade0\ud615 \uc788\uac8c \uace0\ub824\ud558\uc5ec \uc704\uce58\ub97c \uc120\ud0dd\ud558\uc138\uc694.<\/p>\n\n\n\n

\uc778\ubc84\ud130 DC \uc785\ub825\uc5d0 \ub2e8\uc77c \uc9c0\uc810 \uc124\uce58\ub294 \uc8fc\uac70\uc6a9 \uc2dc\uc2a4\ud15c\uc5d0 \uac00\uc7a5 \uac04\ub2e8\ud55c \ucf54\ub4dc \uc900\uc218 \uc635\uc158\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc0c1\uc5c5\uc6a9 \uc124\uce58\uc5d0\uc11c\ub294 \ub2e8\uc77c \uc7a5\uce58\ub85c \ubaa8\ub4e0 \ub2e4\uc6b4\uc2a4\ud2b8\ub9bc \uc7a5\ube44\ub97c \ubcf4\ud638\ud558\ub294 \uba54\uc778 DC \ucef4\ubc14\uc774\ub108\uc5d0 SPD\ub97c \uc124\uce58\ud558\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4. \uc720\ud2f8\ub9ac\ud2f0 \uaddc\ubaa8\uc758 \ud504\ub85c\uc81d\ud2b8\ub294 \uc5b4\ub808\uc774 \ud544\ub4dc \ucef4\ubc14\uc774\ub108\uc640 \uc778\ubc84\ud130 \uc785\ub825\uc5d0\uc11c \ubcf4\ud638\ub97c \uacb0\ud569\ud55c \ub2e4\uc911 \uc9c0\uc810 \uc124\uce58\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc2ec\uce35 \ubc29\uc5b4\ub97c \uc0dd\uc131\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc120\ud0dd\ud55c \uc124\uce58 \uc704\uce58\ub97c \uc804\uae30 \ub3c4\uba74\uc5d0 \ubb38\uc11c\ud654\ud558\uc5ec \uac80\uc0ac\uc790\uac00 \uac80\ud1a0 \uc911\uc5d0 \uaddc\uc815 \uc900\uc218\ub97c \ud655\uc778\ud560 \uc218 \uc788\ub3c4\ub85d \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uad00\ud560 \ub2f9\uad6d\uc740 \ud604\uc9c0 \uac1c\uc815\uc548 \ub610\ub294 \ud45c\uc900 \uad00\ud589\uc5d0 \ub530\ub77c \ud2b9\uc815 \uc124\uce58 \uc704\uce58\ub97c \uc694\uad6c\ud558\ub294 NEC 690.35\ub97c \ud574\uc11d\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ucd5c\uc885 \uac80\uc0ac \uc2dc \uac70\ubd80\ub418\uac70\ub098 \ube44\uc6a9\uc774 \ub9ce\uc774 \ub4dc\ub294 \uc7ac\uc124\uce58 \uc791\uc5c5\uc774 \ubc1c\uc0dd\ud558\uc9c0 \uc54a\ub3c4\ub85d \uc124\uce58 \uc704\uce58\ub97c \ucd5c\uc885 \uacb0\uc815\ud558\uae30 \uc804\uc5d0 AHJ\uc640 \uc0c1\uc758\ud558\uc138\uc694.<\/p>\n\n\n\n

SPD \uc811\uc9c0 \ub3c4\uccb4\uc758 \uae38\uc774\ub294 \uc5bc\ub9c8\ub098 \uc9e7\uc544\uc57c \ud558\ub098\uc694?<\/h3>\n\n\n\n

NEC 690.35(D)\ub294 \uc815\ud655\ud55c \ucd5c\ub300 \uae38\uc774\ub97c \uc9c0\uc815\ud558\uc9c0 \uc54a\uace0 \uc811\uc9c0 \ub3c4\uccb4\uac00 \u201c\uac00\ub2a5\ud55c \ud55c \uc9e7\uace0 \uc9c1\uc120\u201d\uc774\uc5b4\uc57c \ud55c\ub2e4\uace0 \uaddc\uc815\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc5c5\uacc4 \ubaa8\ubc94 \uc0ac\ub840\uc5d0\uc11c\ub294 SPD \uc811\uc9c0 \ub2e8\uc790\uc5d0\uc11c \uc811\uc9c0 \uc804\uadf9 \uc5f0\uacb0\uae4c\uc9c0 \ucd1d \uae38\uc774\ub97c \ucd5c\ub300 300mm(12\uc778\uce58)\ub85c \uad8c\uc7a5\ud569\ub2c8\ub2e4. \uae38\uc774\uac00 \uc9e7\uc744\uc218\ub85d \ub354 \ub098\uc740 \ubcf4\ud638 \uae30\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc778\ud074\ub85c\uc800 \ub808\uc774\uc544\uc6c3\uc774 \ud5c8\uc6a9\ud558\ub294 \uacbd\uc6b0 150mm(6\uc778\uce58)\uac00 \uc124\uce58\uc5d0 \uc801\ud569\ud55c \ub300\uc0c1\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc811\uc9c0 \ub3c4\uccb4 \uae38\uc774\ub294 \uc778\ub355\ud134\uc2a4\ub97c \ud1b5\ud574 SPD \uc131\ub2a5\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4. \uac01 \ubbf8\ud130\uc758 \ub3c4\uccb4\ub294 \uc57d 1.5\u03bcH \uc778\ub355\ud134\uc2a4\ub97c \ucd94\uac00\ud558\uc5ec \ube60\ub974\uac8c \uc0c1\uc2b9\ud558\ub294 \uc11c\uc9c0 \uc804\ub958 \ub3d9\uc548 \uc804\uc555 \uac15\ud558\ub97c \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc0c1\uc2b9 \uc2dc\uac04\uc774 10\u03bcs \uc778 1kA \uc11c\uc9c0 (di \/ dt = 10kA \/ \u03bcs)\uc758 \uacbd\uc6b0 300mm \ub3c4\uccb4 (450nH)\ub294 V = L \u00d7 di \/ dt = 450nH \u00d7 10kA \/ \u03bcs = 4500V \ucd94\uac00 \uc804\uc555 \uac15\ud558\ub97c \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc774 4500V\ub294 \uc7a0\uc7ac\uc801\uc73c\ub85c \ubcf4\ud638 \uc7a5\ube44 \uc808\uc5f0 \uc815\uaca9\uc744 \ucd08\uacfc\ud558\ub294 SPD \ud074\ub7a8\ud551 \uc804\uc555\uc5d0 \ucd94\uac00\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc778\ud074\ub85c\uc800 \ub808\uc774\uc544\uc6c3\uc73c\ub85c \uc778\ud574 \uc9e7\uc740 \uc811\uc9c0 \ub3c4\uccb4\ub97c \ud655\ubcf4\ud560 \uc218 \uc5c6\ub294 \uacbd\uc6b0, SPD\ub97c \uc811\uc9c0 \uc9c0\uc810\uc5d0 \ub354 \uac00\uae5d\uac8c \ubc30\uce58\ud558\ub294 \ub300\uccb4 \uc7a5\ucc29 \uc704\uce58\ub97c \uace0\ub824\ud558\uc2ed\uc2dc\uc624. \uadf9\ub2e8\uc801 \uc778 \uacbd\uc6b0\uc5d0\ub294 \ubcc4\ub3c4\uc758 \uc811\uc9c0 \ub3c4\uccb4\ub97c \uc81c\uac70\ud558\uc5ec \uc778\ud074\ub85c\uc800 \ud6c4\uba74 \ud328\ub110\uc5d0 \uc9c1\uc811 \uc5f0\uacb0\ud560 \uc218\uc788\ub294 \ud1b5\ud569 \uc811\uc9c0 \uc2a4\ud130\ub4dc\uac00\uc788\ub294 SPD\ub97c \uc9c0\uc815\ud558\uc2ed\uc2dc\uc624. \uc774 \uc9c1\uc811 \uc7a5\ucc29 \ubc29\uc2dd\uc740 \uc778\ub355\ud134\uc2a4\ub97c \ucd5c\uc18c\ud654\ud558\uc5ec \ubcf4\ud638 \ud6a8\uacfc\ub97c \ucd5c\uc801\ud654\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc11c\uc9c0 \ubcf4\ud638\ub97c \uc9c1\uc811 \uc124\uce58\ud560 \uc218 \uc788\ub098\uc694, \uc544\ub2c8\uba74 \uba74\ud5c8\ub97c \uc18c\uc9c0\ud55c \uc804\uae30 \uae30\uc220\uc790\ub97c \uace0\uc6a9\ud574\uc57c \ud558\ub098\uc694?<\/h3>\n\n\n\n

\uc11c\uc9c0 \ubcf4\ud638\ub97c \uc124\uce58\ud560 \uc218 \uc788\ub294 \uc0ac\ub78c\uc5d0 \ub300\ud55c \uc804\uae30 \uaddc\uc815 \uc694\uac74\uc740 \uad00\ud560 \uad6c\uc5ed\uc5d0 \ub530\ub77c \ub2e4\ub985\ub2c8\ub2e4. \ub300\ubd80\ubd84\uc758 \ubbf8\uad6d \uc8fc\uc5d0\uc11c\ub294 \ud0dc\uc591\uad11 DC \ud68c\ub85c\ub97c \ud3ec\ud568\ud558\uc5ec 50V \uc774\uc0c1\uc73c\ub85c \uc791\ub3d9\ud558\ub294 \uc804\uae30 \uc2dc\uc2a4\ud15c\uc5d0 \ub300\ud55c \ubaa8\ub4e0 \uc791\uc5c5\uc5d0\ub294 \uba74\ud5c8\ub97c \uc18c\uc9c0\ud55c \uc804\uae30 \uae30\uc220\uc790\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \uc77c\ubd80 \uad00\ud560 \uc9c0\uc5ed\uc5d0\uc11c\ub294 \uc8fc\ud0dd \uc18c\uc720\uc8fc\uac00 \uc790\uc2e0\uc758 \uc18c\uc720\uc9c0\uc5d0\uc11c \uc791\uc5c5\uc744 \uc218\ud589\ud560 \uc218 \uc788\ub3c4\ub85d \ud5c8\uc6a9\ud558\uc9c0\ub9cc \uc5ec\uc804\ud788 \uc804\uae30 \ud5c8\uac00 \ubc0f \uac80\uc0ac\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \uc0c1\uc5c5\uc6a9 \uc124\uce58\uc5d0\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc804\uae30 \uae30\uc220\uc790 \uba74\ud5c8\uc640 \ud0dc\uc591\uad11 \uc2dc\uc2a4\ud15c\uc5d0 \ub300\ud55c \ubb38\uc11c\ud654\ub41c \uad50\uc721\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ubc95\uaddc\uc5d0\uc11c \uc8fc\ud0dd \uc18c\uc720\uc790\uc758 \uc124\uce58\ub97c \ud5c8\uc6a9\ud558\ub294 \uacbd\uc6b0\uc5d0\ub3c4 \uc804\ubb38\uac00\uc758 \uc124\uce58\ub294 \uc0c1\ub2f9\ud55c \uc774\uc810\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uba74\ud5c8\ub97c \uc18c\uc9c0\ud55c \uc804\uae30 \uae30\uc220\uc790\ub294 \ucf54\ub4dc \uc694\uad6c \uc0ac\ud56d, \uc801\uc808\ud55c \uc124\uce58 \uae30\uc220 \ubc0f \ud14c\uc2a4\ud2b8 \uc808\ucc28\ub97c \uc774\ud574\ud558\ubbc0\ub85c \uccab \ubc88\uc9f8 \uc2dc\ub3c4\uc5d0\uc11c \uac80\uc0ac\ub97c \ud1b5\uacfc\ud558\uc5ec \uaddc\uc815\uc744 \uc900\uc218\ud558\ub294 \uc124\uce58\ub97c \ubcf4\uc7a5\ud569\ub2c8\ub2e4. \uc804\ubb38 \uc124\uce58\ub294 \ub610\ud55c \uc7a5\ube44 \ubcf4\uc99d \uc694\uac74\uc744 \ucda9\uc871\ud569\ub2c8\ub2e4. \ub9ce\uc740 SPD \uc81c\uc870\uc5c5\uccb4\ub294 \uba74\ud5c8\uac00 \uc5c6\ub294 \uc0ac\ub78c\uc774 \uc7a5\uce58\ub97c \uc124\uce58\ud558\uba74 \ubcf4\uc99d\uc744 \ubb34\ud6a8\ud654\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

DIY \uc124\uce58\ub294 \ucd94\ud6c4 \uc11c\uc9c0 \ud53c\ud574\uac00 \ubc1c\uc0dd\ud560 \uacbd\uc6b0 \ucc45\uc784 \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ubcf4\ud5d8 \ud68c\uc0ac\ub294 \ubd80\uc801\uc808\ud55c \uc124\uce58\uac00 \uc190\uc0c1\uc5d0 \uae30\uc5ec\ud588\ub2e4\uace0 \uc8fc\uc7a5\ud558\uba70 \ubcf4\ud5d8\uae08 \uccad\uad6c\ub97c \uac70\ubd80\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc804\ubb38 \uc124\uce58\ub294 \ucf54\ub4dc\ub97c \uc900\uc218\ud55c \uc791\uc5c5\uc744 \uc99d\uba85\ud558\ub294 \ubb38\uc11c \ucd94\uc801\uc744 \uc81c\uacf5\ud558\uc5ec \uc8fc\ud0dd \uc18c\uc720\uc8fc\ub97c \ucc45\uc784 \ubb38\uc81c\ub85c\ubd80\ud130 \ubcf4\ud638\ud569\ub2c8\ub2e4. DIY\uc640 \uc804\ubb38 \uc124\uce58\uc758 \ube44\uc6a9 \ucc28\uc774\ub294 \ud06c\uc9c0 \uc54a\uc73c\ubbc0\ub85c(\ub300\ubd80\ubd84\uc758 \uc8fc\uac70\uc6a9 \uc2dc\uc2a4\ud15c\uc758 \uacbd\uc6b0 $200-500) \uc548\uc2ec\ud558\uace0 \ud22c\uc790\ud560 \ub9cc\ud55c \uac00\uce58\uac00 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uadf9\uc131\uc774 \uc798\ubabb\ub41c SPD\ub97c \uc124\uce58\ud558\uba74 \uc5b4\ub5bb\uac8c \ub418\ub098\uc694?<\/h3>\n\n\n\n

\uadf9\uc131\uc774 \uc5ed\ubc29\ud5a5(\uc591\uadf9 \ub3c4\uccb4\uc5d0\uc11c \uc74c\uadf9 \ub2e8\uc790, \uc74c\uadf9\uc5d0\uc11c \uc591\uadf9 \ub2e8\uc790)\uc778 2\uadf9 DC SPD\ub97c \uc124\uce58\ud558\uba74 \uc77c\ubc18\uc801\uc73c\ub85c \uc989\uac01\uc801\uc778 \uc548\uc804 \uc704\ud5d8\uc774 \ubc1c\uc0dd\ud558\uc9c0\ub294 \uc54a\uc9c0\ub9cc \ubcf4\ud638 \uc131\ub2a5\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce60 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub300\ubd80\ubd84\uc758 \ucd5c\uc2e0 DC SPD\ub294 \uadf9\uc131 \ubc29\ud5a5\uc5d0 \uad00\uacc4\uc5c6\uc774 \uc591\ubc29\ud5a5 \uc804\uc555 \ud074\ub7a8\ud551 \uc7a5\uce58 \uae30\ub2a5\uc744 \ub098\ud0c0\ub0b4\ub294 \uae08\uc18d \uc0b0\ud654\ubb3c \ubc30\ub9ac\uc2a4\ud130\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc5ed\ubc29\ud5a5 \uc5f0\uacb0 \uc2dc\uc5d0\ub3c4 \uc5b4\ub290 \uc815\ub3c4 \ubcf4\ud638 \uae30\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uadf8\ub7ec\ub098 \uadf9\uc131\uc774 \ubc18\uc804\ub418\uba74 \uc591\uadf9\uacfc \uc74c\uadf9 \ub3c4\uccb4 \uc0ac\uc774\uc758 \uc804\ub958 \uade0\ud615\uc744 \ubaa8\ub2c8\ud130\ub9c1\ud558\ub294 \uc9c0\ub77d \ubcf4\ud638 \uc7a5\uce58 \ubc0f \uc544\ud06c \uace0\uc7a5 \ud68c\ub85c \ucc28\ub2e8\uae30\uc640\uc758 \uc801\uc808\ud55c \uc870\uc815\uc774 \ubd88\uac00\ub2a5\ud574\uc9d1\ub2c8\ub2e4. \uc5ed\ubc29\ud5a5 SPD \uc5f0\uacb0\uc740 \uc815\uc0c1\uc801\uc778 \uc804\ub958 \ud750\ub984 \ud328\ud134\uc744 \ubcc0\uacbd\ud558\uc5ec \uc7a0\uc7ac\uc801\uc73c\ub85c \ubcf4\ud638 \uc7a5\uce58\uc758 \uc131\uac00\uc2e0 \ud2b8\ub9bd\uc744 \uc720\ubc1c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc77c\ubd80 \uace0\uae09 SPD\uc5d0\ub294 \uadf9\uc131\uc5d0 \ub530\ub978 \uc2dc\uc2a4\ud15c \uc804\uc555\uc744 \uac10\uc9c0\ud558\ub294 \uc0c1\ud0dc \ubaa8\ub2c8\ud130\ub9c1 \ud68c\ub85c\uac00 \ud3ec\ud568\ub418\uc5b4 \uc788\ub294\ub370, \uc5ed\ubc29\ud5a5 \uc5f0\uacb0\uc740 \uc774\ub7ec\ud55c \ubaa8\ub2c8\ud130\ub9c1 \uae30\ub2a5\uc774 \uc62c\ubc14\ub974\uac8c \uc791\ub3d9\ud558\uc9c0 \ubabb\ud558\uac8c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc124\uce58 \uc624\ub958\ub97c \ubc1c\uacac\ud558\ub294 \uc989\uc2dc \uc218\uc815\ud569\ub2c8\ub2e4. \uc2dc\uc2a4\ud15c(\ub610\ub294 \ucee4\ubc84 \ubaa8\ub4c8)\uc758 \uc804\uc6d0\uc744 \ucc28\ub2e8\ud558\uace0, \uc81c\ub85c \uc804\uc555\uc744 \ud655\uc778\ud558\uace0, SPD \ub3c4\uccb4 \uc5f0\uacb0\uc744 \uad50\uccb4\ud558\uc5ec \uadf9\uc131 \ud45c\uc2dc\uc640 \uc77c\uce58\ud558\ub294 \uc62c\ubc14\ub978 \ub2e8\uc790\ub85c \uad50\uccb4\ud569\ub2c8\ub2e4. \uc218\uc815 \uc0ac\ud56d\uc744 \uc0ac\uc9c4\uacfc \ud568\uaed8 \ubb38\uc11c\ud654\ud558\uace0 \ud504\ub85c\uc81d\ud2b8 \uae30\ub85d\uc5d0 \uae30\ub85d\ud569\ub2c8\ub2e4. \uc804\uae30 \uac80\uc0ac\uad00\uc5d0\uac8c \uc218\uc815 \uc0ac\ud56d\uc744 \uc54c\ub9ac\uace0 \uc2b9\uc778\ub41c \uacc4\ud68d\uc5d0 \uc801\uc808\ud55c \ubb38\uc11c\uac00 \uc788\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc124\uce58\ub41c SPD\ub294 \uc5bc\ub9c8\ub098 \uc790\uc8fc \uac80\uc0ac\ud574\uc57c \ud558\ub098\uc694?<\/h3>\n\n\n\n

NEC 690.35(F)\ub294 \uc7a5\ube44\ub97c \ubd84\ub9ac\ud558\uac70\ub098 \uc0ac\ub2e4\ub9ac\/\ub9ac\ud504\ud2b8\ub97c \uc0ac\uc6a9\ud558\uc9c0 \uc54a\uace0\ub3c4 \uac80\uc0ac\ub97c \ud5c8\uc6a9\ud558\ub294 \u201c\uc27d\uac8c \uc811\uadfc\ud560 \uc218 \uc788\ub294\u201d SPD \uc124\uce58\ub97c \uc694\uad6c\ud569\ub2c8\ub2e4. SPD \uc0c1\ud0dc \ud45c\uc2dc\uae30 \ubc0f \ubb3c\ub9ac\uc801 \uc0c1\ud0dc\ub97c \ud655\uc778\ud558\ub294 \uc815\uae30 \uac80\uc0ac \uc77c\uc815\uc744 \uc218\ub9bd\ud569\ub2c8\ub2e4. \ubd84\uae30\ubcc4 \uc721\uc548 \uac80\uc0ac(3\uac1c\uc6d4\ub9c8\ub2e4)\ub294 \uc911\uc694\ud55c \uc124\uce58\uc5d0 \ub300\ud55c \ubaa8\ubc94 \uc0ac\ub840\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc5f0\uac04 \uac80\uc0ac\ub294 \ub300\ubd80\ubd84\uc758 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0\uc11c \ucd5c\uc18c \ud5c8\uc6a9 \ube48\ub3c4\ub97c \ucda9\uc871\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ubd84\uae30\ubcc4 \uac80\uc0ac \uc808\ucc28\ub294 \uc0c1\ud0dc \ud45c\uc2dc\uae30\uac00 \u201c\uc815\uc0c1\u201d \uc0c1\ud0dc\ub97c \ud45c\uc2dc\ud558\ub294\uc9c0 \ud655\uc778\ud558\uace0, \uc190\uc0c1\uc774\ub098 \uacfc\uc5f4 \uc9d5\ud6c4\uac00 \uc5c6\ub294 \uc778\ud074\ub85c\uc800 \ubb34\uacb0\uc131\uc744 \ud655\uc778\ud558\uace0, \ub290\uc2a8\ud55c \ub3c4\uccb4 \uc5f0\uacb0\uc744 \ucc3e\uace0, \uac80\uc0ac \ub0a0\uc9dc\ub97c \ubb38\uc11c\ud654\ud558\ub294 \ub370 5~10\ubd84\uc774 \uac78\ub9bd\ub2c8\ub2e4. \uc77c\ubd80 SPD\uc5d0\ub294 \ud2b8\ub9bd \uce74\uc6b4\ud130 \ub610\ub294 \uc804\uc790 \ub85c\uadf8 \uae30\ub85d \uc11c\uc9c0 \uc774\ubca4\ud2b8 \ube48\ub3c4 \uac80\ud1a0 \uae30\ub85d \ub370\uc774\ud130\uac00 \ud3ec\ud568\ub418\uc5b4 \uc788\uc5b4 \ubcf4\ud638 \uac15\ud654 \ub610\ub294 \uc804\uae30 \uc2dc\uc2a4\ud15c \uc870\uc0ac\uac00 \ud544\uc694\ud55c \ube48\ubc88\ud55c \uc11c\uc9c0 \ud65c\ub3d9\uc744 \uacbd\ud5d8\ud558\ub294 \uc124\ube44\ub97c \uc2dd\ubcc4\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc5f0\uac04 \uc885\ud569 \uc810\uac80\uc740 \ubd84\uae30\ubcc4 \uc721\uc548 \uc810\uac80\uc744 \uc804\uae30 \ud14c\uc2a4\ud2b8\ub85c \ubcf4\uc644\ud569\ub2c8\ub2e4. \uc811\uc9c0 \uc800\ud56d\uc744 \uce21\uc815\ud558\uc5ec \uac12\uc774 2\u03a9 \ubbf8\ub9cc\uc73c\ub85c \uc720\uc9c0\ub418\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. \uc801\uc678\uc120 \uce74\uba54\ub77c \uc2a4\uce94\uc744 \ud1b5\ud574 \uc5f0\uacb0 \ubd88\ub7c9 \ub610\ub294 \uad6c\uc131 \uc694\uc18c\uc758 \uc131\ub2a5 \uc800\ud558\ub97c \ub098\ud0c0\ub0b4\ub294 \ud56b\uc2a4\ud31f\uc744 \ud655\uc778\ud569\ub2c8\ub2e4. \uc131\ub2a5 \uc800\ud558 \ucd94\uc138\ub97c \uc2dd\ubcc4\ud558\ub294 \uc774\uc804 \uac80\uc0ac \uc774\ubbf8\uc9c0\uc640 \ube44\uad50\ud55c \uc0ac\uc9c4\uc73c\ub85c \uac80\uc0ac \uacb0\uacfc\ub97c \ubb38\uc11c\ud654\ud569\ub2c8\ub2e4. \uc2ec\uac01\ud55c \uc131\ub2a5 \uc800\ud558\ub97c \ubcf4\uc774\ub294 SPD\ub294 \uc644\uc804\ud55c \uace0\uc7a5\uc73c\ub85c \ubcf4\ud638 \uae30\ub2a5\uc774 \uc81c\uac70\ub418\uae30 \uc804\uc5d0 \uad50\uccb4\ud558\uc138\uc694.<\/p>\n\n\n\n

\uc11c\uc9c0 \ubcf4\ud638 \uc124\uce58 \uc2dc \ud53c\ud574\uc57c \ud560 \uc77c\ubc18\uc801\uc778 \uc2e4\uc218\uc5d0\ub294 \uc5b4\ub5a4 \uac83\uc774 \uc788\ub098\uc694?<\/h3>\n\n\n\n

\uae34 \uc811\uc9c0 \ub3c4\uccb4 \ub7f0<\/strong> \ubcf4\ud638 \ud6a8\uacfc\ub97c \ud06c\uac8c \uc800\ud558\uc2dc\ud0a4\ub294 \uac00\uc7a5 \uc77c\ubc18\uc801\uc778 \uc124\uce58 \uc624\ub958\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc804\ub825 \ud68c\ub85c \uc124\uce58\uc5d0 \uc775\uc219\ud55c \uc804\uae30 \uae30\uc220\uc790\ub294 \uc811\uc9c0 \ub3c4\uccb4 \uae38\uc774\uac00 \uace0\uc8fc\ud30c \uc11c\uc9c0 \uc131\ub2a5\uc5d0 \uc911\ub300\ud55c \uc601\ud5a5\uc744 \ubbf8\uce5c\ub2e4\ub294 \uc0ac\uc2e4\uc744 \uc778\uc2dd\ud558\uc9c0 \ubabb\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc811\uc9c0 \uc804\uadf9 \ub610\ub294 \uc8fc \uc811\uc9c0 \ubc84\uc2a4 \ubc14\uc5d0 \uac00\ub2a5\ud55c \ud55c \uac00\uae5d\uac8c SPD\ub97c \uc124\uce58\ud558\uc5ec \uc2e4\uc81c \uc811\uc9c0 \uacbd\ub85c\uac00 \uac00\uc7a5 \uc9e7\ub3c4\ub85d \ud558\ub418, \uc811\uc9c0 \ub3c4\uccb4 \uae38\uc774\ub97c \ucd5c\uc18c\ud654\ud558\ub294 \uac83\ubcf4\ub2e4 \ud3b8\ub9ac\ud55c SPD \uc704\uce58\ub97c \uc6b0\uc120\uc2dc\ud558\uc9c0 \ub9c8\uc138\uc694.<\/p>\n\n\n\n

\ubd80\uc801\uc808\ud55c \ud130\ubbf8\ub110 \ud1a0\ud06c<\/strong> \uace0\uc800\ud56d \uc5f0\uacb0\ub85c \uc778\ud574 \ubc1c\uc5f4\uc774 \ubc1c\uc0dd\ud558\uace0 \uacb0\uad6d \uace0\uc7a5\uc774 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc9c0\uc815\ub41c \ud1a0\ud06c \ubc94\uc704\uc5d0 \uc801\ud569\ud55c \ubcf4\uc815\ub41c \ud1a0\ud06c \ub3c4\uad6c\ub97c \uc0ac\uc6a9\ud558\uc138\uc694. \ub290\ub08c\uc73c\ub85c \ud1a0\ud06c\ub97c \ucd94\uc815\ud558\uc9c0 \ub9c8\uc138\uc694. \uc81c\uc870\uc5c5\uccb4 \ubcf4\uc99d \ubd84\uc11d\uc5d0 \ub530\ub974\uba74 \ud1a0\ud06c\uac00 \ubd80\uc871\ud55c \uc5f0\uacb0\uc740 \uc57d 30%\uc758 SPD \ud604\uc7a5 \uace0\uc7a5\uc744 \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc798\ubabb\ub41c MCOV \uc120\ud0dd<\/strong> \uc628\ub3c4 \ubcf4\uc0c1 \uc804\uc555 \uadf9\ub2e8\uc744 \uace0\ub824\ud558\uc9c0 \ubabb\ud558\uba74 \uc870\uae30 SPD \uace0\uc7a5\uc774 \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \ubaa8\ub4c8 \uac1c\ubc29 \ud68c\ub85c \uc804\uc555\uc740 \uc800\uc628\uc5d0\uc11c \ud06c\uac8c \uc99d\uac00\ud558\uc5ec \ub9c8\uc9c4\uc774 \ucda9\ubd84\ud558\uc9c0 \uc54a\uc740 \uacbd\uc6b0 \uc7a0\uc7ac\uc801\uc73c\ub85c SPD MCOV \uc815\uaca9\uc744 \ucd08\uacfc\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud56d\uc0c1 \ucd5c\uc545\uc758 \uc800\uc628 Voc\uc5d0 \ucd5c\uc18c 25% \ub9c8\uc9c4\uc744 \ub354\ud55c \uac12\uc73c\ub85c \ud544\uc694\ud55c MCOV\ub97c \uacc4\uc0b0\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n

\ub204\ub77d\ub418\uac70\ub098 \ubd88\uc644\uc804\ud55c \ub808\uc774\ube14<\/strong> \uac80\uc0ac\uc790 \uc2b9\uc778\uc744 \ubc29\uc9c0\ud558\uace0 \ud5a5\ud6c4 \uc720\uc9c0\ubcf4\uc218 \uc2dc \ud63c\ub780\uc744 \ucd08\ub798\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uac80\uc0ac\ub97c \uc694\uccad\ud558\uae30 \uc804\uc5d0 NEC 690.35(E)\uc5d0 \ub530\ub978 \ubaa8\ub4e0 \ud544\uc218 \ub77c\ubca8\uc744 \ubd80\ucc29\ud558\uc5ec \uac80\uc0ac \uac70\ubd80 \ubc0f \uc7ac\uac80\uc0ac \ube44\uc6a9\uc744 \ud53c\ud558\uc138\uc694. \uc601\uad6c \ub77c\ubca8 \uba54\uc774\ucee4 \ub610\ub294 \ub0b4\uad6c\uc131\uc774 \ub6f0\uc5b4\ub09c \uc0ac\uc804 \uc778\uc1c4 \ub77c\ubca8 \uc0ac\uc6a9 - \uc190\uc73c\ub85c \uc4f4 \ub77c\ubca8\uc740 \uc885\uc885 \uc0c9\uc774 \ubc14\ub798\uc11c 1~2\ub144 \ub0b4\uc5d0 \uc815\ubcf4\ub97c \uc77d\uc744 \uc218 \uc5c6\uac8c \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc720\ud2f8\ub9ac\ud2f0 \uaddc\ubaa8\uc758 \uc124\uce58\uc5d0\ub294 \uc8fc\uac70\uc6a9\uacfc \ub2e4\ub978 \uc808\ucc28\uac00 \ud544\uc694\ud558\ub098\uc694?<\/h3>\n\n\n\n

\uc720\ud2f8\ub9ac\ud2f0 \uaddc\ubaa8\uc758 \uc11c\uc9c0 \ubcf4\ud638 \uc124\uce58\ub294 \ub3d9\uc77c\ud55c \uae30\ubcf8 \uc6d0\uce59\uc744 \ub530\ub974\uc9c0\ub9cc \ub354 \ud070 \uc2dc\uc2a4\ud15c \ud06c\uae30\uc640 \ub354 \ub192\uc740 \uc7a5\ube44 \uac12\uc5d0 \ub9de\uac8c \uad6c\ud604\uc744 \ud655\uc7a5\ud569\ub2c8\ub2e4. \uba40\ud2f0 \uba54\uac00\uc640\ud2b8 \uc124\uce58\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc5b4\ub808\uc774 \ud544\ub4dc \ucef4\ubc14\uc774\ub108, \uc911\uc559 \ub9ac\ucf64\ube44\ub108 \ubc0f \uac1c\ubcc4 \uc778\ubc84\ud130 DC \uc785\ub825\uc5d0\uc11c \ubcf4\ud638\ub97c \ud1b5\ud574 \uc2ec\uce35 \ubc29\uc5b4\ub97c \uc0dd\uc131\ud558\ub294 \uba40\ud2f0 \ud3ec\uc778\ud2b8 SPD \ubc30\uce58\ub97c \uc9c0\uc815\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ubd84\uc0b0 \ubcf4\ud638\uc5d0\ub294 \ubcf4\ud638 \ub2e8\uacc4 \uac04\uc5d0 \uc801\uc808\ud55c \uc5d0\ub108\uc9c0 \ubd84\ubc30\ub97c \ubcf4\uc7a5\ud558\ub294 \uc2e0\uc911\ud55c \uc870\uc815 \ubd84\uc11d\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc720\ud2f8\ub9ac\ud2f0 \uaddc\ubaa8\uc758 \ud504\ub85c\uc81d\ud2b8\uc5d0\ub294 \uc8fc\uac70\uc6a9 \uc694\uac74\uc744 \ub6f0\uc5b4\ub118\ub294 \ud3ec\uad04\uc801\uc778 \ubb38\uc11c\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \uc2dc\uc6b4\uc804 \ubb38\uc11c\uc5d0\ub294 \uc2e4\uc81c \ubcf4\ud638 \uc218\uc900\uc744 \uce21\uc815\ud558\ub294 \uc804\uccb4 \uc11c\uc9c0 \ud14c\uc2a4\ud2b8 \ubcf4\uace0\uc11c, \ubaa8\ub4e0 \uc885\ub2e8\uc758 \uc5f4\ud654\uc0c1 \uc870\uc0ac, \uac01 \ubcf4\ud638 \uc704\uce58\uc758 \uc811\uc9c0 \uc800\ud56d \ud14c\uc2a4\ud2b8, \uc18c\uc720\uc790 \ub300\ub9ac\uc778 \ub610\ub294 \ud0c0\uc0ac \uc2dc\uc6b4\uc804 \uc5d0\uc774\uc804\ud2b8\uc758 \uc785\ud68c \ud14c\uc2a4\ud2b8\uac00 \ud3ec\ud568\ub429\ub2c8\ub2e4. \ubb38\uc11c \ud328\ud0a4\uc9c0\ub294 \uc9c0\uc18d\uc801\uc778 \uc720\uc9c0\ubcf4\uc218 \ubc0f \ubcf4\uc99d \uccad\uad6c\ub97c \ub4b7\ubc1b\uce68\ud558\ub294 \uc601\uad6c\uc801\uc778 \uc2dc\uc124 \uae30\ub85d\uc774 \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc720\ud2f8\ub9ac\ud2f0 \uaddc\ubaa8\uc758 \uc124\uce58\uc5d0 \ub300\ud55c \uc548\uc804 \uc694\uad6c \uc0ac\ud56d\uc774 \ud655\ub300\ub429\ub2c8\ub2e4. \uc544\ud06c \ud50c\ub798\uc2dc \uc704\ud5d8 \ud3c9\uac00 \uc758\ubb34\ud654 NFPA 70<\/a>E\ub294 SPD \uc704\uce58\uc5d0\uc11c \uc0ac\uace0 \uc5d0\ub108\uc9c0\ub97c \uacc4\uc0b0\ud558\uace0 \uac1c\uc778 \ubcf4\ud638 \uc7a5\ube44 \uc694\uad6c \uc0ac\ud56d\uc744 \uc9c0\uc815\ud569\ub2c8\ub2e4. \uc124\uce58\ub294 \uc885\uc885 \uc6d0\uaca9 \ub799\uc544\uc6c3 \uc2dc\uc2a4\ud15c\uc744 \uc9c0\uc815\ud558\uc5ec \uc0ac\ub78c\uc774 \uc804\uc6d0\uc774 \uacf5\uae09\ub418\ub294 \ubd80\ud488\uc5d0 \ub178\ucd9c\ub418\uc9c0 \uc54a\uace0\ub3c4 SPD\ub97c \uad50\uccb4\ud560 \uc218 \uc788\ub3c4\ub85d \ud569\ub2c8\ub2e4. \uc548\uc804 \uc808\ucc28 \uac1c\ubc1c \ubc0f \uc791\uc5c5\uc790 \uad50\uc721\uc740 \uc7a5\ube44 \uc124\uce58\ub97c \ub118\uc5b4 \ud544\uc218\uc801\uc778 \ud504\ub85c\uc81d\ud2b8 \uc694\uc18c\uac00 \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

\uacb0\ub860<\/h2>\n\n\n\n

\uc804\ubb38\uc801\uc778 \uc11c\uc9c0 \ubcf4\ud638 DC \uc124\uce58\uc5d0\ub294 NEC 690.35 \uc694\uad6c \uc0ac\ud56d, \uc801\uc808\ud55c \uc7a5\ucc29 \uae30\uc220, \uc811\uc9c0 \uc2dc\uc2a4\ud15c \uc124\uce58 \ubc0f \uc2dc\uc6b4\uc804 \uc808\ucc28\uc5d0 \ub300\ud55c \ud3ec\uad04\uc801\uc778 \uc774\ud574\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \uaddc\uc815\uc744 \uc900\uc218\ud558\ub294 \uc124\uce58\ub294 \ubc88\uac1c\ub85c \uc778\ud55c \uc11c\uc9c0 \uc190\uc0c1\uc73c\ub85c\ubd80\ud130 \ud0dc\uc591\uad11 \uc2dc\uc2a4\ud15c\uc744 \ubcf4\ud638\ud558\ub294 \ub3d9\uc2dc\uc5d0 \uc804\uae30 \uac80\uc0ac \uc694\uac74\uc744 \ucda9\uc871\ud558\uace0 25\ub144 \uc791\ub3d9 \uc218\uba85 \ub3d9\uc548 \ubcf4\ud638 \uc2dc\uc2a4\ud15c \uc131\ub2a5\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc8fc\uc694 \uc694\uc810:<\/strong>
1. NEC 690.35\ub294 \ud2b9\uc815 \uc704\uce58, \uc5f0\uacb0 \ubc0f \ub77c\ubca8\ub9c1 \uc694\uad6c \uc0ac\ud56d\uc774\uc788\ub294 PV \ucd9c\ub825 \ud68c\ub85c\uc5d0 SPD \uc124\uce58\ub97c \uc758\ubb34\ud654\ud569\ub2c8\ub2e4.
2. \uc811\uc9c0 \ub3c4\uccb4 \uae38\uc774\ub97c \ubcf4\ud638 \ud6a8\uacfc\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \uc911\uc694\ud55c \uc131\ub2a5 \ub9e4\uac1c\ubcc0\uc218\ub85c \uac04\uc8fc\ud558\uc5ec \ucd5c\ub300 300mm\ub85c \ucd5c\uc18c\ud654\ud569\ub2c8\ub2e4.
3. \uc81c\uc870\uc5c5\uccb4\uc5d0\uc11c \uc9c0\uc815\ud55c \ub2e8\uc790 \ud1a0\ud06c\ub97c \ub2ec\uc131\ud558\ub294 \ubcf4\uc815\ub41c \ud1a0\ud06c \ub3c4\uad6c\ub97c \uc0ac\uc6a9\ud558\uc5ec \uace0\uc800\ud56d \uc5f0\uacb0\ub85c \uc778\ud55c \uc870\uae30 \uace0\uc7a5\uc744 \ubc29\uc9c0\ud569\ub2c8\ub2e4.
4. \uc2dc\uc2a4\ud15c\uc5d0 \uc804\uc6d0\uc744 \uacf5\uae09\ud558\uae30 \uc804\uc5d0 \uc811\uc9c0 \uc5f0\uc18d\uc131, \uadf9\uc131, \uc808\uc5f0 \uc800\ud56d \ubc0f \ud68c\ub85c \ubb34\uacb0\uc131\uc744 \ud655\uc778\ud558\ub294 \uc0ac\uc804 \ud1b5\uc804 \ud14c\uc2a4\ud2b8\ub97c \uc644\ub8cc\ud569\ub2c8\ub2e4.
5. \uc0ac\uc9c4, \ud14c\uc2a4\ud2b8 \ubcf4\uace0\uc11c, \uc900\uacf5 \ub3c4\uba74\uc73c\ub85c \ucf54\ub4dc \uc900\uc218\ub97c \uc99d\uba85\ud558\uace0 \ud5a5\ud6c4 \uc720\uc9c0\ubcf4\uc218\ub97c \uc9c0\uc6d0\ud558\ub294 \uc885\ud569\uc801\uc778 \ubb38\uc11c \uc791\uc131<\/p>\n\n\n\n

\uc801\uc808\ud55c \uc124\uce58 \uae30\uc220\uc740 \uc11c\uc9c0 \ubcf4\ud638 \uc2dc\uc2a4\ud15c\uc774 \uc124\uacc4\ub300\ub85c \uc791\ub3d9\ud558\ub294\uc9c0 \ub610\ub294 \uccab \ubc88\uc9f8 \uc8fc\uc694 \uc11c\uc9c0 \ubc1c\uc0dd \uc2dc \uace0\uac00\uc758 \uc7a5\ube44\uac00 \ubcf4\ud638\ub418\uc9c0 \uc54a\uc740 \ucc44\ub85c \uace0\uc7a5\ub098\ub294\uc9c0 \uc5ec\ubd80\ub97c \uc9c1\uc811 \uacb0\uc815\ud569\ub2c8\ub2e4. \uc801\uc808\ud55c \ub3c4\uad6c \uc0ac\uc6a9, \uccb4\uacc4\uc801\uc778 \uc808\ucc28 \uc900\uc218, \ucca0\uc800\ud55c \ud14c\uc2a4\ud2b8 \ub4f1 \uace0\ud488\uc9c8 \uc124\uce58 \uad00\ud589\uc5d0 \ub300\ud55c \ud22c\uc790\ub294 \ube44\uc6a9\uc774 \ub9ce\uc774 \ub4dc\ub294 \uc218\uc815 \uc791\uc5c5 \uc5c6\uc774 \uc548\uc815\uc801\uc778 \ubcf4\ud638 \uc2dc\uc2a4\ud15c \uc791\ub3d9\uacfc \uc804\uae30 \uac80\uc0ac \uc2b9\uc778\uc744 \ud1b5\ud574 \uacb0\uc2e4\uc744 \ub9fa\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uad00\ub828 \ub9ac\uc18c\uc2a4:<\/strong>
- DC SPD \ubc30\uc120\ub3c4: \ub2e8\uacc4\ubcc4 \uc124\uce58<\/a>
- DC \uc11c\uc9c0 \ubcf4\ud638 \uc2dc\uc2a4\ud15c \uc124\uacc4: \ub2e4\ub2e8\uacc4 \uc870\uc815<\/a>
- 1000V DC SPD \uc120\ud0dd: \uc720\ud2f8\ub9ac\ud2f0 \uaddc\ubaa8 \uc694\uad6c \uc0ac\ud56d<\/a><\/p>\n\n\n\n

\ud0dc\uc591\uad11 \ud504\ub85c\uc81d\ud2b8\uc5d0 \uaddc\uc815\uc744 \uc900\uc218\ud558\ub294 \uc11c\uc9c0 \ubcf4\ud638 \uc7a5\uce58\ub97c \uc124\uce58\ud560 \uc900\ube44\uac00 \ub418\uc168\ub098\uc694?<\/strong> \uc124\uce58 \uc9c0\uc6d0, \uc0ac\uc804 \uac80\uc0ac \uac80\ud1a0 \ubc0f \uc2dc\uc6b4\uc804 \uc548\ub0b4\ub97c \ud1b5\ud574 \ucd5c\ucd08 \uc804\uae30 \uac80\uc0ac \uc2b9\uc778\uacfc \uc548\uc815\uc801\uc778 \uc11c\uc9c0 \ubcf4\ud638 \uc2dc\uc2a4\ud15c \uc131\ub2a5\uc744 \ubcf4\uc7a5\ud558\ub294 \uae30\uc220 \uc9c0\uc6d0 \ud300\uc5d0 \ubb38\uc758\ud558\uc138\uc694.<\/p>\n\n\n\n

\ub9c8\uc9c0\ub9c9 \uc5c5\ub370\uc774\ud2b8:<\/strong> 2025\ub144 11\uc6d4
\uc791\uc131\uc790:<\/strong> SYNODE \uae30\uc220\ud300
\uac80\ud1a0\uc790\uac00 \uac80\ud1a0\ud588\uc2b5\ub2c8\ub2e4:<\/strong> \ud604\uc7a5 \uc124\uce58 \uc11c\ube44\uc2a4 \ubd80\uc11c<\/p>","protected":false},"excerpt":{"rendered":"

Understanding surge protection DC installation requirements ensures code-compliant photovoltaic system protection meeting NEC 690.35 standards. This comprehensive installation guide examines proper SPD placement techniques, grounding electrode installation methods, conductor termination procedures, and inspection protocols. Electrical contractors and installers will find detailed compliance checklists, installation best practices, and authority having jurisdiction (AHJ) acceptance strategies for professional-grade […]<\/p>\n","protected":false},"author":1,"featured_media":3136,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[39],"tags":[],"class_list":["post-3141","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dc-spd"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/sinobreaker.com\/ko\/wp-json\/wp\/v2\/posts\/3141","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sinobreaker.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sinobreaker.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sinobreaker.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sinobreaker.com\/ko\/wp-json\/wp\/v2\/comments?post=3141"}],"version-history":[{"count":2,"href":"https:\/\/sinobreaker.com\/ko\/wp-json\/wp\/v2\/posts\/3141\/revisions"}],"predecessor-version":[{"id":3245,"href":"https:\/\/sinobreaker.com\/ko\/wp-json\/wp\/v2\/posts\/3141\/revisions\/3245"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sinobreaker.com\/ko\/wp-json\/wp\/v2\/media\/3136"}],"wp:attachment":[{"href":"https:\/\/sinobreaker.com\/ko\/wp-json\/wp\/v2\/media?parent=3141"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sinobreaker.com\/ko\/wp-json\/wp\/v2\/categories?post=3141"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sinobreaker.com\/ko\/wp-json\/wp\/v2\/tags?post=3141"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}