Elevator brake control loop

The utility model discloses an elevator brake control loop which comprises a controller main board, an operation contactor connected with the controller main board, a band-type brake relay, a star sealing contactor and a brake coil. The star sealing contactor, the band-type brake relay, the brake coil and the operation contactor are sequentially connected in series through contacts. And the band-type brake relay is connected in series with two pairs of similar contacts. According to the utility model, the band-type brake relay is arranged to replace a band-type brake contactor in an original elevator brake control loop, so that the same control result as the original band-type brake contactor is achieved, the cost of the elevator brake control loop can be reduced, and the product competitiveness is improved; an operation contactor and a star sealing contactor are connected in series into a brake control loop, and an auxiliary contact is used for connecting a band-type brake relay, so that the problems of cont