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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
• Relay the work voltage range from 120v to 280V ,
it can still work,not appear coil burned phenomenon.
• with overload and short-circuit protection
• Strong anti-interference ability Quick Transfer reliable performance
• Small size, with firefighting, power generation and other functions
• Suitable for important power supply places where power failure is not allowed
| SQ3W | |
| Product type | Automatic transfer switch |
| Specification current le(A) | 6/10/16/20/25/32/40/50/63 |
| Rated operating voltage, Ue M) | AC230V/AC400V |
| Rated insulating voltage Ui (V) | AC 690V |
| Rated impulse withstand voltage (KV) | 4KV |
| Rated short circuit making capacity Icm | 6kA |
| Rated short circuit breaking capacity lcn | 4.5KA |
| Service life | 5000 times |
| Electric equipment grade | CB Class |
| Controller | Type A(basic type) |
| Rated control supply voltage,Us(V) | 230V 50Hz |
| Operating transfer time (no time delay) | ≤3s |
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