KFB 63, GB+WDR, A350, EL, 110VDC Brake torque 630 Nm Electromagnetic double-disc spring applied brake KFB 63 Flange A 350 acc. IEC - Standard and DIN 42948 Protection-class IP 67 acc. DIN EN 60529 / VDE 0470-1 Manual release with two screws (standard execution) Cover bore with seal ring for motor shaft Г? 50 mm