Hubbell - Model 4208 -Thruster Drum Brake

4208 Thruster Drum Brakes are spring set, electrically released, drum type friction brakes used with AC motors; 8” to 30” Industrial duty drum brakes. Torque range available from 50 – 9000 lb-ft. Brake lining friction coefficient μ = 0.42. Electrohydraulic thruster: IP65 rated enclosure. Thruster motor: Class F insulation (maximum operating temperature 155°C). Operating voltage: 230/460 3Ph, 60 Hz. Thruster hydraulic fluid operating range (-20°C to +55°C). AIST TR-11 mounting dimensions.