R911325781
The Bosch Rexroth R911325781 (MSK050B-0450-NN-M1-UP1-NNNN) is a state-of-the-art MSK series servo motor. Key features include an electrically releasing brake with a torque hold of 6 Nm, an optical motor multi-turn encoder with a Hiperface interface delivering 128 signal periods, and rotatable power/feedback connectors that can be maneuvered up to 240 degrees. The principal motor shaft incorporates a keyway and a sealing ring designed to prevent oil leakages and to stop destructive materials from affecting the motor bearings. Regular inspection and replacement are essential to maintaining the integrity of the shaft seal. The IP65-rated motor housing provides superior protection against dust and water jets.
The cost-effective and flexible design allows for installation outside of control cabinets and close to operating machinery, reducing both capital and operational expenses. The motor’s natural convection cooling system is designed for a working temperature range of 0 to 40 degrees Celsius, ensuring that internal temperatures remain below critical levels. With a maximum operating speed of 6000 RPM, a sound pressure level under 75 dB, and weighing approximately 5.4 kilograms, the R911325781 (MSK050B-0450-NN-M1-UP1-NNNN) is a dependable, user-friendly unit. The motor, with a thermal class of 155 and four pole pairs, is finished in a sleek matte black.
