R911394655 is part of the MSK Synchronous Motors Series by Indramat Motors.
Specs
Product Type: Servo Motor Encoder: Single-turn Hiperface with 128 Signal Periods Shaft Design: Key-way with Sealing Ring Cooling Method: Natural Convection Application: Indoor and Outdoor Make: Rexroth Indramat Shape and Size: Standard Mass: 23 kg (Excluding brakes) Pole Pairs: 4 Pole Pairs Altitude Installation: 1000 meters Above Sea Level Availability: Indramat USA.