ZF Electromagnetic Multi-disc Clutches for wet operating conditionsTypes EK, EK-1C, EK2-Dc, EKDc, EK-B, EK-C, EK-H, Types up to EKR 20, EKR 30 to EKR 250, EKR 30G to EKR 250 G. B and H, EK-Z, EK-BZ, EKR-Z. Two editions of the slim but comprehensive Operating Instructions, Installation & Commissioning, Lubrication, Current Supply Brushes, Electrical Connection, Repairs, etc.