DHS type chain hoist Introduction
1. Shell : light aluminum alloy shell shall be adopted which is light but hard and fit for use in the terrible work environment with a high heat dissipation rate and tightness design
2. Inverse phase sequence protecting device : it is special electric installation which control the circuit not to work in case of wiring error in the power supply
3. 24v/36v device : it is used to prohibit the emergencies from occurring in case of the leakage in the switch
4. Limit switch : the limit switch device is installed where the weight is lifted on and off to make the motor to stop automatically so as to prohibit the chain from exceeding for safety.
5. Side magnetic braking device : this device shall realize the instant brake in case of the power dump
6. Chain bag : it shall be light , handsome and durable
7. Chain : the chain shall adopt the imported FEC80 ultra heatt - treatable steel alloy chain