R911297862 (MHD131B-024-NG0-AN)

MHD Synchronous Motors

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The Bosch R911297862 (MHD131B-024-NG0-AN) is a reliable synchronous motor boasting excellent performance and affordability. Available in a natural convection or surface cooling housing design, this model aids in effective temperature regulation. When stationary, the motor can produce a constant torque of 85 Nm or 127.5 Nm under natural cooling and surface cooling modes respectively. Operating at nominal currents of 51.4 A and 77.1 A for each mode, the R911297862 (MHD131B-024-NG0-AN) requires a rated voltage between 244-279 V and a frequency of 100 Hz. With a power range of 6-17.5 kW, the motor can furnish a maximum torque of 220 Nm and a torque constant of 1.82 Nm/A. It features 4 pole pairs, an ambient temperature range of 0 to +40 degrees Celsius for installation, and -20 to +80 degrees Celsius for storage/transport. This model is classified under insulation class 155, and comes without a holding brake but boasts digital servo feedback. The flange size of the motor is 260 mm having a centering diameter of 250 mm. The R911297862 (MHD131B-024-NG0-AN) model, which can be purchased from Indramat USA, is also fitted with a plain shaft with a sealing ring for secure connection and offers a one-year warranty.