1MR241H-A111

The Bosch Rexroth Indramat 1MR241H-A111 from the 1MB High-Speed Asynchronous Motors series is a high-speed asynchronous frameless rotor designed for demanding industrial automation. With a Motor Size of 241, Motor Length of H and an Inside Diameter of Rotor of 111 mm, it delivers a rated torque of 202 Nm at 1800 RPM and operates on a nominal voltage of 400 V. Depending on the stator winding code, its winding resistance ranges from 0.135 to 0.664 Ω, with a torque constant up to 6.51 Nm/A and a power output of 32 kW at 75.5 A. The rotor weighs 39 kg, has a moment of inertia of 0.227 kg·m², and features an insulation rating of F for reliable performance within –20 °C to +80 °C. Power losses vary between 3 and 4.5 kW, and maximum speed reaches 850 RPM in specific winding configurations.