Electric hoist installation requirements security measures

Electric hoist installation requirements security measures
General  Rope hoist  with reliable security protection measures, such as the upper and lower limit switch, overload limiters. Today we look at these specific analysis of the technical requirements for protective measures installed.
1 cap locator: object rose to the highest position, the automatic power-off.
2 lower limit control: objects down to the lowest position, the  Wire rope   on the drum to ensure no less than three laps, the automatic power-down.
3 overload limiter: weight of the object exceeds the rated load, the automatic power-off.
Without these protective devices,  wire rope hoist  will not work properly, but the risk will be higher, so make sure gourd safe enough.