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1 String PV Combiner Box 1000VDC | HD Series with Fuse, SPD & Breaker
(1) 1 string pv combiner box for 1000VDC PV arrays.
(2) Integrated DC fuse + Type 2 SPD + DC breaker (MCB) for complete protection.
(3) Outdoor IP65 / IK09 PC housing, wall-mounted, PG glands for 2.5–16 mm² cables.
HD Series — 1 String PV Combiner Box 1000VDC
The HD Series 1 string pv combiner box is designed for single PV string protection in DC systems up to 1000V. It integrates a DC fuse, a Type 2 SPD, and a DC breaker (MCB), providing overcurrent, surge suppression, and circuit isolation.
See more models on the PV Combiner Box landing page, and explore our OEM capabilities at the manufacturer page. For switch-based alternatives, see the DC disconnector. For quotations, contact us.
Key Features
- Topology: 1 string (1 in / 1 out)
- System Voltage: 1000V DC
- Protection Devices: DC fuse, Type 2 SPD (40 kA), DC breaker (MCB)
- Enclosure: Polycarbonate, IP65 ingress, IK09 impact resistance
- Wiring: PG09 input & PG21 output, 2.5–16 mm² conductors
- Standards: SPD tested to
IEC/EN 61643-31; product aligns with
CE and
UL.
Technical Specifications
| Specification | Value |
|---|---|
| Series | HD |
| Input / Output | 1 string (1 in / 1 out) |
| Max System Voltage | 1000V DC |
| Max Current | 32 A |
| Surge Protective Device | Type 2 SPD, 40 kA |
| Fuse | 10×38 mm DC fuse, typ. 16 A |
| Breaker | DC breaker (MCB), 32 A |
| Enclosure | PC, IP65 |
| Impact Resistance | IK09 |
| Dimensions | ~218 × 200 × 100 mm |
| Cable Entries | PG09 input, PG21 output |
| Conductor Size | 2.5–16 mm² |
| Operating Temperature | −20 ℃ ~ +60 ℃ |
| Humidity | ≤ 99% |
| Altitude | ≤ 2000 m |
| Installation | Wall-mounted |
Wiring Diagram
Applications
- Single-string residential PV systems
- Off-grid or small PV arrays with breaker-based isolation
- Outdoor PV setups needing IP65/IK09 enclosures
Related pages: DC Fuses, Surge Protective Devices, DC Switch Disconnectors, DC Breakers.
FAQ
What is a 1 string pv combiner box?
A compact box for a single PV string, with fuse, SPD, and breaker protection up to 1000VDC.
Does it include a breaker?
Yes, unlike HS models, the HD Series integrates a DC breaker (MCB) for isolation and switching.
Is it outdoor rated?
Yes, the PC housing is IP65 and IK09 rated, suitable for outdoor installations.
Where can I get OEM/pricing info?
Visit the manufacturer page or contact us directly.
Request a Quote
Provide your PV specs, and we will configure the fuses and breaker rating accordingly. Request a quote →
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