NM2LC residual current operated circuit breaker is equipped with residual current protection relay and molded case circuit breaker and has overload protection, short circuit protection, over voltage protection, under voltage protection, phase loss protection, phase failure protection, zero protection, surge protection. Comprehensive intelligent residual current operated circuit breaker with automatic reclosing and communication functions. Low-voltage power grid suitable for low-voltage three-phase four-wire neutral point direct grounding (TT) of distribution transformers, used to provide indirect contact protection for personal electric shock hazard, ground fault, over current, short circuit to line or electrical equipment Protection against undervoltage, overvoltage, phase loss, and power supply side breaks.
The integrated residual current operated circuit breaker has the characteristics of small size, convenient installation and use, adjustable action value and adjustable operation, simple operation, etc. It can be applied to local users and various environmental requirements, especially suitable for national urban farm network JP cabinet renovation or new construction projects. .