M2L series 630A 800A residual current protection circuit breaker is suitable for a three-phase four-wire neutral point direct grounding (TT) distribution network with AC 50Hz, rated voltage 400V, and rated current 252A to 800A. It is used to provide indirect contact protection against personal electric shock hazards, and can also protect lines and electrical equipment. New upgraded LCD display with remote communication. This product has overload protection, short circuit protection, overvoltage protection, undervoltage protection, phase loss protection, phase error protection, zero break protection, surge protection, automatic reclosing, and communication functions. It is widely used in ASIC miner mining farms, power, and other industries.

The SEGM2L series intelligent controller is an electronic controller that supports an intelligent integrated protection switch. It is a circuit breaker switch integrating residual current relay contactor and molded case circuit breaker. It is suitable for a low-voltage power grid with a three-phase, four-wire neutral line directly grounded.