R911279424 (MHD112C-058-PP3-AN)

MHD Synchronous Motors

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The Bosch R911279424 (MHD112C-058-PP3-AN) is a synchronous servo motor, 112 frame size, with C length and winding code 058. It is equipped with a holding brake providing 70 Nm torque at 24 V and 1.29 A, engaging in 53 ms and disengaging in 97 ms. The shaft is keyed, includes a seal, and has a diameter of 32 mm. The centering diameter measures 130 mm, flange size is 192 mm, and housing length is 458 mm. The motor incorporates an integrated multiturn absolute encoder supporting digital servo feedback and features four pole pairs. It offers a continuous standstill torque of 38 Nm, peak current of 239 A, torque constant of 0.8 Nm/A at 20°C, and voltage constant of 72.7 V/1000 RPM at 20°C with winding resistance of 0.12 Ω. Cooling options include convection or liquid cooling. With convection cooling and 60K overtemperature, performance values are 2000 RPM rated speed, 15.3 Nm rated torque, 15.2 A rated current, and 148 V rated voltage. Total weight is 48.8 kg including brake.