... S, NAB10T/S, NAB20T/S, NAB40T, NAB65T3. Air compressor/pneumatic type disc drum brake DBK, DBG104, DBG105: DBH104, BDH105, and ... Electromagnetic clutch/brake8.influencing hydraulic system of hydraulic pressure machinery widely applied in all kinds of mechanical manufacturing: packaging machinery, printing ... automation engineering etc. More than 100 machines. DBK Air Brakes (Type Of Cooling And Fan)