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Why DC Combiner Box Is Essential for PV Systems
If you're a solar system buyer, installer, or project manager, let's get straight to the point—you're here because you need a definitive answer: Does your solar system really need a DC combiner box? A
• Rated voltage: AC1250V(IEC),DC1000V
• Use category: aR(UL)
• Rated current: 32-1400A
• Breaking capacity: AC100kA/DC500kA(L/R=10~15ms)
• AC rated frequency: 45~62Hz
• The structure and performance comply with IEC60269/UL248.
comply with GB/T 31465,fautomotive safely and environmental reliability.
| Figure No. | A±2 | B±2 | C±3 | D±1.5 | H±0.5 | F±0.5 |
| 01 | 78 | 105.5 | 138 | 43 | 9 | 20 |
| 1 | 81 | 107 | 139 | 51 | 11 | 25 |
| 2 | 81 | 107 | 139 | 60 | 11 | 32 |
| 3 | 81 | 107 | 139 | 74 | 11 | 32 |
| Figure No. | A±2 | B±2.5 | C±2 | D±3 | E±1 | F | H±1 |
| 01 | 78 | 81 | 43 | 59 | ∅17 | M8 | 7 |
| 1 | 80 | 81 | 51 | 69 | ∅20 | M8 | 9 |
| 2 | 80 | 81(91) | 60 | 77 | ∅24.5 | M10 | 11 |
| 3 | 80 | 82(91) | 74 | 92 | ∅30 | M12 | 12 |
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