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R911391202 (MSK040B-0450-NN-S1-UG1-NSNN)

MSK IndraDyn S Synchronous Motors

MSK040B-0450-NN-S1-UG1-NSNN Series Image

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The Bosch Rexroth IndraDyn S synchronous servo motor, MPN R911391202 (MSK040B-0450-NN-S1-UG1-NSNN), features a plain shaft with DIN 6885-1 sealing, frame size 040, and frame length B. It offers a continuous standstill torque of 1.9 Nm at 1.7 A and achieves a maximum torque of 5.1 Nm at 6.0 A, with a winding inductance of 64,700 mH and a voltage constant of 77.8 V/min⁻¹ at 20°C. The integrated electrically-released holding brake provides 4 Nm torque. Protection is rated IP65, insulation class 155, and fulfills standard and explosion protection for II, 3D, and 3G categories per DIN EN 60079. The Hiperface optical singleturn encoder provides 128 signal periods and a rotatable 240° connector. Natural convection cooling is specified, and the motor operates between 0°C and 40°C, with a maximum speed of 6000 RPM and sound pressure below 75 dB.

Technical Specifications

Type
IndraDyn S synchronous motor

Weight
3.1 kg

Pairs of poles
4

Max speed
6000 RPM

Max sound pressure level
<75 dB

Voltage constant at 20°C
77.8 V/min-1

Encoder type
optical encoder

Frame length
B

Shaft
Plain with sealing ring

Shaft standard
DIN 6885-1

Holding brake torque
4 Nm

Protection level
IP 65

Insulation class
155

Operational temperature range
0-40°C

Design standard
DIN EN 60079 ff

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Cary, NC 27513, USA

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