HYM1(NF) series moulded case circuit breaker is one of the new type products developed by our company through adopting international advanced technology.It applies to the circuit with AC50/60Hz,rated insulating voltage 800V,rated working voltage up to 690V,rated working current up to 1200A.It is used to distribute electric energy in distribution network and to protect circuit and power supply units from over-load,short circuit of under-voltage.It can also be used for infrequent conversion of line and infrequent starting motors.

Features:Small volume,high breaking capacity and short flash-over distance.More convenient and easier to mount function accessories.Can be mounted with hand-operating device or motor-operating device for remote control.Adopting advanced technology of spouting control.