Electric Chain Hoist with protection safety regulatory requirements :
1 , voltage protection : Electric Hoist circuit structure with voltage protection function , when power is restored after a power failure must press the start button to re-run the crane , the crane power to eliminate the possibility of a self-running .
2 , short-circuit protection: short circuit electric hoist , the total will automatically trip the breaker , play a protective role .
3 , overload protection
4 -bit protected from the ceiling