If the elevator ascends with excessive speed, the over-speed switch can be turned off to cut off the power and stop the car, playing the role of ascending over-speed protection. Rated speed: equal to or lesser than 2.5m/s
Wire rope diameter (mm): 6, 6.3, 8 Sheave diameter (mm): 240 Tension force: equal to or more than 1000N Super switch voltage grade: AC220V
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