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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
• IP67 Waterproof
• Simple on-site processing
• PPO high strength material
• High quality waterproof ring
• High current carrying capacity
• Insulation material to prevent electric shoock
• Mating safety provided bykeyed housings
| Rated current | 30A | 30A | 40A |
| Rated voltage | 1500V DC | ||
| Test voltage | 6000V(50Hz,1min) | ||
| Overoltage categor/Pollution degree | CATⅢ/2 | ||
| Contact resistance of plug connectors | ≤5mΩ | ≤5mΩ | ≤5mΩ |
| Contact material | Copper,Ag plated | ||
| Insulation material | PPO | PPO | PPO |
| Degree of protection | IP2*/IP67 | ||
| Plame class | UL94-VO | ||
| Safety class | Ⅱ | ||
| Suitable cable | 2.5mm²~6mm² / 14AWG~10AWG | 2.5mm²~6mm² / 14AWG~10AWG | 2.5mm²~10mm² / 14AWG~8AWG |
| Insertion force | ≤50N | ||
| Withdrawal force | ≤50N | ||
| Temperature range | -40℃~+85℃ | -40℃~+85℃ | -40℃~+85℃ |
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