EXM3L series residual current operated circuit breakers is suitable for AC 50Hz/60Hz, rated voltage to 415V, rated current to 630A power system, used to distribute electrical energy and protect lines and power equipment from overload, short circuit, under voltage and other faults. It can also be used to control the infrequent operation of the motor. Its leakage protection function can provide indirect contact protection against fatal personal electrical shock, and it can also prevent electrical fire damage caused by long-term ground fault current that cannot be detected by the overcurrent protection device.
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