Underground Explosion Proof Switchgear , Overload Gas Insulated Switchgear

Underground Explosion Proof Switchgear , Overload Gas Insulated Switchgear Description: KJZ3-1500/3300 mine use FLP and I. S. Intelligent switchgear is suitable for underground mines containing methane mixture gas and having potential danger of coal dust explosion. It provides start/stop, two-speed switching, master and slave sequential control of drum shearer, AFC, stage loader and crusher in a fully mechanized coal face on the power supply lines of a. C. 50Hz, 3300V. It