Flameproof and intrinsically safe vacuum electromagnetic starter

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Flameproof and intrinsically safe vacuum electromagnetic starter QJZ-630(500)/1140(660)

Suitable for underground coal mine in explosive environment, in rated frequency 50Hz, rated voltage 1140V, 660V, rated current 630A and below three-phase neutral point ungrounded power supply system, The starting and stopping of the three-phase AC asynchronous motor of shearer, scraper conveyor, crusher, transfer machine, emulsion pump, spray pump, belt conveyor and other equipment are controlled and protected, and can be reversed when stopped. Connected with KJ series underground coal mine power grid monitoring system, it can realize remote automatic control, monitoring and monitoring of power equipment, and realize modern management such as unattended substation.

Who are we?

The company is committed to providing advanced technology, stable quality, safe and reliable mining explosion-proof electrical equipment and automation systems for the mining industry. The company's products cover nearly 100 specifications and models of various high and low voltage switches in coal mines, and are suitable for various application scenarios in Electrical substation, roadways, and mining faces.

Longyuan Xinke Electric Co., Ltd



Add:Zone B, Tiantan Venture Park, High tech Zone, Jiyuan City, Henan Province




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