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Huainan Wantai Electric Co., Ltd..
Huainan Wantai Electric Co., Ltd..
Main application
QBZ-2×80(120)/1140(660)SF Coal mine fan explosion-proof dual power vacuum electromagnetic starter (hereinafter referred to as the starter) is applicable to the coal mine underground. In the AC 50Hz voltage 1140V or 660V line, it controls the local counter rotating fan, and has the main machine and the standby machine automatically switch various working modes, so as to ensure the uninterrupted air supply of the coal mine and the safety of production
Main Technical Parameters
Rated operating voltage: 660 or 1140V
Rated frequency: 50Hz
Rated operating current: 80A, 120A, 200A