Vacuum interrupter(VI) for contactor is mainly used to frequently connect and cut off the normal working current.This series of vacuum interruper adopt ceramic insulating envelope and Cu(W+WC) contact materials with low chopping value.This kind of product has the features of reliable performance,long life ,and small size,etc.Contactor matched with it has the advantages of simple maintenance,no risk of explosion,no pollution and low noise,etc.,and it can be widely used in the electric power,mechanical,metallurgical,chemical and mine department,etc.,to control the transmission and distribution system.It is especially suitable for frequent operation of cutting off inductive load and used in the places where it is operated frequently.
