SHELL:light aluminum alloy shell shall be adopted which is light but hard fit for the use in the terrible work environment with a high heat dissipation rate and all tightness design.
INVERSE PHASE SEQUENCE PROTECTING DEVICE:it is the speaicl electircal installation which control the circuit not to the work in case of wiring errorin the power supply.
LIMIT SWITCH:the limit switch device is installed where the weightis lifted on and off to make the motor to stop automatically so as to prohibit the chains from exceeding for safety.
24V/36V DEVICE:It is used to prohibit the emergencies from occurring in case of the leakage in the switch.
SIDE MAGNETIC BRAKING DEVICE: This device shall realize the instant brake in case of power dump.
CHAIN BAG:It shall be light.handsome and durable.
CHAIN:The chain shall adopt the imported FEC80ultra headtreable aluminum alloy chain