These Brakes are suitable for A.C. supply uptp 440V. & are available for a wide range of Drum Sizes from 100mm to 400mm dia.These brakes are available with rated torque ranging from 130Kg. for the smallest brake (100mm dia drum), upto 6900 Kg. cms. (400mm drum dia.)Base & Brakes are Cast Iron high grade, Shoes are self-aligned, easily removable with fabric lining fixed with aluminum rivets. Magnet is solenoid type with laminated magnetic circuit having pole faces to ensure quiet operation.