Daily maintenance direction of photovoltaic combiner box
The DC combiner box should not be deformed, corroded, leaked, or deposited. The safety warning signs on the outer surface of the box should be intact and undamaged, and the waterproof lock on the box should be flexible to open and close.
2. The terminals in the DC combiner box should not be loose or corroded.
3. The specifications of the high-voltage DC fuses in the DC combiner box should meet the design regulations.
4. The insulation resistance of the positive pole to the ground and the negative pole to the ground of the DC output bus should be greater than 2 megohms.
5. The DC circuit breaker equipped at the DC output bus terminal should be flexible and reliable in its breaking function.
6. The lightning arrester in the DC combiner box should be effective.
Abundant Fuses, product line covers all relevant areas of new energy vehicles (Pack, PDU, BDU, Electric control, Motor, MSD, Low voltage wiring harness), Charging system and the Charging Module, Photovoltaic PV Solar junction box, photovoltaic inverter, UPS power supply, 5G Communication power supply, BS UK plug, Electrical Home Appliances Control Panel, Lighting drive Power Supply and so on.
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