The electric brake of AC shaft hoist is an important part on hoisting technics low frequencies power generation brake and power are widely used in the shaft hoist of AC asynchronous drive at present.
Directing to the problem of ac double-drum single rope winding lifter working in multiple level without electric brake in middle level, put forward the reform plan.
针对交流双滚筒单绳缠绕式提升机在多水平运行时，中间水平没有电气制动的问题，提出改造方案。
3
Rated voltage of the electromagnetic brake is 205V(DC). Supply voltage of the rectifier si 220v(AC).