The circuit breaker is a outdoor power distribution equipment, which includes the switching technology, modern network technology and computer processing technology. The product composed mainly by solid-phase integrated seal pole, current transformers, magnetic actuator and the cabinet composition, which is with manual switching off devices. The products are highly intelligent, and set protection, monitoring, control in one. It has a stable and reliable operation, a variety of communication protocols can be choosed, modular design, easy maintenance and upgrade. The product is suitable to substation, industrial and mining enterprises, urban, rural power distribution grid automation and frequent operation place.

Products provide optional unilateral or bilateral isolating switches and three-phase linkage. It has an obvious visible fracture of isolation switch in the opening state, and has an anti-error interlock between the breaker body. It is safe to use, and easy to maintain.