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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
• Usage: Low Voltage, Solar PV
• Safety Standards: IEC•Type: Thermal DC fuse
• Certification:TVU、CE、IEC
• Short-circuit breaking capacity 50KA
• Plug Design, quick change fusible core Improve efficiency
• Indicator window design, signal of whether the fused core is fused or not (the light is on when it is blown, it is not on)
• PA66 flame retardant material
• Overload protection and short circuit protection
• Busbar design, reliable and beautiful wiring
• Photovoltaic set of strings all need to be equipped with DC fuse protection circuit to remove faults
| SRD-50H/SRF-50H | |
| Rated operational voltage Ue | DC1500V |
| Rated insulation voltage Ui | 1600V |
| Rated service current le | 50A |
| Rated impulse withstand voltage Uimp | 8kA |
| Rated acceptable power dissipation | ≤12W |
| Numbers of poles | 1P |
| Rated limiting short circuit current | 30kA |
| Rated limit short-circuit current | φ10*85: 30KA;φ14*85:50KA |
| Fuse dimensions for use | φ10x85mm /φ14x85mm |
| Ingress protection | IP20 |
| Use category | PV-0 |
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