Product Introduction of KBZ10-250/1140(660) Mining Explosion-proof Vacuum Feeder Switch
KBZ10-250/1140, KBZ10-350/1140(660) mining explosion-proof vacuum feeder switch is used in coal mines for three-phase isolated neutral power supply system with AC 50Hz, rated current to 350A(250A). It can be used as master switch or sub-switch of power distribution system or used to control infrequency high-capacity starter.
Circular switch, traditional manual operation for combined gates and sub-gates, easy to operate; small size and light weight, easy to transport; with short circuit, overload, leakage artesia,three-phase symmetry and selective leakage functions; with leakage and short circuit test button, a signal display and network insulation instructions.
Main Parameter of KBZ10-250/1140(660) Mining Explosion-proof Vacuum Feeder Switch
Rated Voltage: 1140V (660V)
Rated Current: 350(250A)
Ultimate Breaking Capacity: 7.5KA
Rated Working System: Long-term
Operation: Manual closing gate, manual or electrical
Dimensions: 640㎜×530㎜×790㎜
Weight : 135kgs
Figure Photos of KBZ10-250/1140(660) Mining Explosion-proof Vacuum Feeder Switch
