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What is a photovoltaic circuit breaker? Photovoltaic circuit breaker can also be called photovoltaic switch. The reliability and stability of photovoltaic DC switch is not only related to the safe and reliable operation of photovoltaic distribution system, but also related to the stable power generation and income of photovoltaic industry.
Main problems of photovoltaic DC switch
1. Contact high impedance causes overheating or even fire;
2. The switch cannot be turned off normally, and the switch handle remains in the "off" state;