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R911308678 (MSK030B-0900-NN-S1-UG1-NNNN)

MSK Synchronous Motors

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The Bosch Rexroth R911308678 (MSK030B-0900-NN-S1-UG1-NNNN) is a synchronous motor from the MSK line, ideal for industrial uses such as machine tools, robotics, and printing functions. With a maximum rated speed of 9000 RPM, the motor includes an integral optical encoder for feedback, with ±120 angular seconds of accuracy, supporting a top speed of 12000 RPM. The motor offers an electrically releasing 1 Nm holding brake with quick connection and release times. To protect against environmental contaminants, the motor's smooth shaft is designed with a sealing ring, contributing to its IP65 protection rating. Natural convection provides cooling. The motor has a maximum torque of 1.8 Nm with continuous motor torque of 0.4 Nm in overtemperature conditions. The motor operates quietly at a sound pressure level below 75 dB and weighs 1.6 pounds for shipping.

Technical Specifications

Product Line
MSK

Motor Type
Synchronous

Rated Maximum Velocity
9000 RPM

Encoder Voltage
7-12 DC Volts

Encoder Current
60 milliamps

Holding Brake
Integrated, 1 Nm, electrically releasing

Brake Input Voltage
24 DC Volts

Brake Rated Current
0.31 Amps

Brake Connection Time
14 milliseconds

Brake Disconnection Time
28 milliseconds

Connector Rotation
240 degrees

Shaft Type
Smooth with sealing ring

Protection Rating
IP65

Cooling Method
Natural convection

Maximum Torque
1.8 Nm

Continuous Motor Torque (60/100 K overtemp)
0.4 Nm

Winding Resistance
7.2 Ohms at 20 degrees Celsius

Winding Inductivity
8.1 millihenry

Noise Level
75 dB max

Shipping Weight
1.6 pounds

Common Misspellings

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Warranty
1-year-warranty
Indramat USA 1 Year Warranty
Repair
We offer a repair service for the MSK030B-0900-NN-S1-UG1-NNNN.
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