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HB model powder explosion proof electric hoists
HB model powder explosion-proof electric hoists
HB model powder explosion proof electric hoist--
Brief introduction:
It adapts to the environment in factory that have explosive powders formed by inflammable dust and ignition group is more than T4(135°C)group. And the explosion proof lectric hoist adapts to 1 area or 2 area, not 0 area.
The Explosion class is DIP A21 TA T4.Notes:
0 area : Under normal circumstances, the situation that explosive gas mixture appear continuously in a very short time or exist for a long time. 1 area : Under normal circumstances, the situation that explosive gas mixture maybe appear. 2 area : Under normal circumstances, explosive gas mixture can not appear. But under abnormal circumstances that equipment is out of order or misoperation takes place, the explosive gas mixture appears occasionally in a short time.