SG-A3.0055.049-00.000 by Bosch Rexroth Indramat

The Bosch Rexroth Indramat SG-A3.0055.049-00.000 from the SG Synchronous Servo Motors series is a high-precision synchronous servo motor designed for demanding industrial automation applications. It features a nominal speed of 8100 rpm and operates on a 230 V AC ±7% supply module. Continuous current with fan is 11.0 A and peak current capacity reaches 73 A, while cooling is achieved via thermal radiation and natural convection. The unit offers IP65 protection without a driving-end shaft gland and includes a backlash-free permanent-magnet brake. Its flange complies with IEC 72-2, DIN 42948 standards and the shaft end includes a keyway per DIN 6885 for reliable torque transmission. Rated for ambient temperatures from 0° to 40 °C, this motor delivers robust performance with an electrical time constant of 0.009 seconds and a ball bearing service life of 20,000 hours.