AC brake widely used in metallurgical, construction, chemical, food, machine tools, packaging machinery without ... of three-phase asynchronous motor. Widely used in metallurgical, construction, chemical, food, machine tools, printing, packaging machinery. ... δ max (mm)0.70.81Rated voltage(V AC)380V(AC)50HZPermissible relative rotationvelocity (rpm)3000 Size Specification dD1D2D3D4D5D6MbhLL1H1H2δ ...