Flameproof and intrinsically safe dual circuit vacuum electromagn
key word:
Suitable for coal mine in explosive environment, in rated frequency 50Hz, rated voltage 1 140V, 660V, rated total current up to 500A and below power supply system, used for three-phase AC two-speed motor start, stop, two-speed switching or two motors separate control, program control or one motor forward and reverse (electric reversible) control, etc. The motor and power supply line are protected to achieve the purpose of automatic control of power supply equipment.
Suitable for coal mine in explosive environment, in rated frequency 50Hz, rated voltage 1 140V, 660V, rated total current up to 500A and below power supply system, used for three-phase AC two-speed motor start, stop, two-speed switching or two motors separate control, program control or one motor forward and reverse (electric reversible) control, etc. The motor and power supply line are protected to achieve the purpose of automatic control of power supply equipment.
Related information