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R911321985 (MSK070D-0300-NN-S1-UP1-NSNN)

MSK IndraDyn S Synchronous Motors

MSK070D-0300-NN-S1-UP1-NSNN Series Image

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The R911321985 (MSK070D-0300-NN-S1-UP1-NSNN) is a Bosch Rexroth IndraDyn S synchronous servomotor featuring a motor size of 070, length D, and a keyway shaft. It operates with a maximum speed of 4900 RPM, a maximum current of 33.0 A, and delivers a continuous torque at standstill of 20.0 Nm (100 K) and a maximum torque of 52.5 Nm. The unit has a peak current usage of 33 A, a winding resistance of 0.75 ohms at 20°C, and a winding inductivity of 6,000 mH. The motor uses natural convection cooling and integrates an optical Hiperface singleturn encoder with 128 signal periods and a 240° rotatable connector. The holding brake is electrically released, provides a torque of 23 Nm, and adds 1.6 kg to the total weight of 14 kg. The device holds an IP65 protection rating and offers explosion protection design options.

Technical Specifications

Moment of Inertia
0.00375 kgm2

Maximum Speed
4900 RPM

Peak Current
33 A

Encoder Type
Optical (singleturn hiperface)

Rotating Plug
240-degree

Voltage Constant
107.3 V/min-1

Discharge Capacity
4.5 nF

Polar Pairs
6 pairs

Continuous Current
16.5 A

Constant Torque at Standstill
26.3 Nm

Torque Constant at 20 C
1.75 Nm/A

Winding Resistance At 20C
0.75 ohms

Installation Altitude
Up to 1000 meters above sea level

Motor Winding Inductivity
6 mH

Thermal Time Constant
23 minutes

Operating Temperature
0 to +40 degrees Celsius

Weight
14 kg

Protection Grade
IP65

Insulation Class
155

Output Shaft Feature
Keyways and sealing ring

Holding Brake Weight
1.6 kg

Holding Brake Torque
23 Nm.

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1620 Old Apex Road
Cary, NC 27513, USA

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1620 Old Apex Road
Cary, NC 27513
USA

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