Combination pneumatic clutch brake 

Combination pneumatic clutch brake group HACB is a shaft mount friction type clutch and brake unit. It is the combined NAC clutch and NAB brake together. This HACB clutch and brake combination can replace DCDP, HWCB, MWCB air chamber clutch-brake.

HACB model pneumatic shaft clutch and brake unit is fast, it is suitable for clutch and brake independently. Friction pads can be replaced while keeping complete structure. Bore diameter is 20-45mm. When air pressure is 0.6Mpa, the max clutch torque is 295N.m, brake torque is 274N.m. Clutch and brake are driven through air pressure for independent working, when air pressure exhausted, clutch and brake released by return springs. Power input via driving disc and output via shaft. 

There are four models of it: HACB-2,HACB-5,HACB-10,HACB-25. 

Following are the technical data of HACB pneumatic clutch and brake unit:

Clutch-Brake combination installation: