GSC1- FC Series Dustproof AC contactor is mainly used for AC 50Hz or 60Hz, 9A ~ 95A rated insulation voltage is 690V, 115A~ 170A rated insulation voltage is 1000V, used in AC-3 categories, the rated working voltage of 380V, rated current up to 150A circuit, to connect and break circuit for a distance, and with the appropriate thermal overload relay composed of electromagnetic starter, to protect the possibility of overload circuit, (note: the AC contactor in heavy load such as crane industry use is not recommended.). The product protection grade is IP50, especially suitable for the places with serious pollution of solid particles and dust, such as cement manufacturing, iron and metallurgy, flour processing, textile, electric welding machine and other industries.