Mining Explosion-proof Vacuum Feeder Switch
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Mining Explosion-proof Vacuum Feeder Switch
Other Names:
KBZ-250/1140II, KBZ-350/1140(660)II mining explosion-proof vacuum feeder switch is used in coal mines containing explosive gas(methane) and coal dust for three-phase isolated neutral power supply system with AC 50Hz, rated voltage 1140V, and rated curre
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Product Detail：
Product Introduction
Product Detail：
Product Introduction
KBZ-250/1140II, KBZ-350/1140(660)II mining explosion-proof vacuum feeder switch is used in coal mines containing explosive gas(methane) and coal dust for three-phase isolated neutral power supply system with AC 50Hz, rated voltage 1140V, and rated current to 350A(250A). It can be used as master switch or sub-switch in the first or the end slip distribution, can be used as it low-fed by docking with the mobile substation.
Main Parameter
Rated Voltage: 1140V (660V)
Rated Current: 400(200A)
Ultimate Breaking Capacity: 7.5KA
Rated Working System: Long-term
Operation: electric operation, sub-gate
Dimensions: 780mmx550mmx850mm
Weight: 310kg
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