R911288028 (MDD115D-N-020-N2L-130GB2)

MDD Synchronous Motors

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The Bosch R911288028 (MDD115D-N-020-N2L-130GB2) is a digital AC servo motor from the MDD series renowned for high power density, making it ideal for dynamic applications like punching machines, tool-changing devices, and roller feeds. Available in 28-57 Nm torque ratings and motor speeds of 1500-3000 RPM, these motors have a frame size of 115 and a frame length of D. The R911288028 (MDD115D-N-020-N2L-130GB2) motor's nominal speed is 2000 RPM with a continuous torque of 57 Nm at standstill, maximum torque delivery of 177.2 Nm and a rotor inertia of 0.00271 kg m2. The motor features natural convection/surface cooling, a 60 Nm holding torque blocking brake, plain shaft, digital servo feedback, and a power connection on the side B. Other specifications include a 0.74 Nm/A torque constant, 90-minute thermal time constant, and a 130-millimeter centering diameter. Backed by a one-year Indramat USA warranty, this motor ships worldwide.