R911312437 (MSK076C-0300-NN-S1-UG0-NNNN)
MSK IndraDyn S Synchronous Motors
Technical Specifications
Cooling System
70K/100K Overtemperature
Continuous Torque at 60K Standstill
12 Nm
Continuous Current at 60K Standstill
7.2 Amps
Continuous Torque at 100K Standstill
13.5 Nm
Continuous Current at 100K Standstill
8.1 A
Maximum Torque
43.5 Nm
Maximum Current
32.4 Amps
Winding Resistance at 200C
1.85 Ohms
Constant Voltage at 200C
113V/min-1
Torque Constant at 200C
1.84Nm/A
Recommended Ambient Temperature
0-40 0C
Winding Inductivity
12.6mH
Leakage Capacitance
6.5nH
Rotor Moment of Inertia with Brakes
0.0043
Pole Pairs
4
Thermal Time Constant
60 minutes
Maximum Permissible Speed
4700min-1
Degree of Protection
IP65
Sound Pressure Level
75dB(A) or less
Inertia Brake
Optional
Frequently Asked Questions
What does natural-convection cooling mean for duty cycle and thermal behavior on MSK076C-0300-NN-S1-UG0-NNNN in S1 continuous operation?
The heat is dissipated through the frame, so airflow around the motor largely defines permissible continuous torque. Its 25-minute thermal time constant smooths temperature excursions in intermittent moves but sustained overload still requires derating or supplemental machine-side cooling.
How do the 43.5 Nm maximum torque and 32.4 A peak current of MSK076C-0300-NN-S1-UG0-NNNN translate into usable overload capability?
They define short-term acceleration torque beyond continuous limits for enabling faster indexing and recovery from process disturbances. Its drive parameterization should enforce time-at-peak constraints to protect windings and maintain magnet and bearing lifetimes.
Why are 240° rotatable encoder and power connectors advantageous on the MSK076C-0300-NN-S1-UG0-NNNN during integration?
They allow optimal cable egress and strain-relief in cramped enclosures for reducing bend stress and EMI coupling. Its orientation flexibility also shortens installation time and prevents connector clashes with adjacent axes or guarding.
Is MSK076C-0300-NN-S1-UG0-NNNN interoperable with Rexroth IndraDrive controllers and third-party systems using Hiperface?
Yes, the Rexroth specifies IndraDrive compatibility for MSK series and Hiperface is widely supported for analog Sin/Cos with a digital parameter channel. The cable sets, scaling constants and encoder ID in the drive firmware is of importance to verify.
What ingress protection level is typical for MSK IndraDyn S motors used in shop-floor environments, and what should be verified for this code?
The MSK series commonly ship with IP65-class sealing for dust and low-pressure water jets in standard configurations.
Common Misspellings
MSK 076C-0300-NN-S1-UG0-NNNN
MSK-076C-0300-NN-S1-UG0-NNNN
MSK076C 0300 NN S1 UG0 NNNN
MSK076C-0300-NN-S1-UG0
MSK076C-0300-NN-SI-UG0-NNNN
MSK076C0300NNS1UG0NNNN
MSKO76C-0300-NN-S1-UG0-NNNN
MSKO76C-O3OO-NN-S1-UGO-NNNN
msk076c-0300-nn-s1-ug0-nnnn
MSK076C0300NNS1UG0NNNN
MSK076C 0300 NN S1 UG0 NNNN
MSK76C-0300-NN-S1-UG0-NNNN
Internal Product Review
The Bosch Rexroth’s IndraDyn S MSK076C-0300-NN-S1-UG0-NNNN servomotor uses a singleturn Hiperface encoder of 128 periods for speed and motion control. It comes with 240° rotatable connectors for flexible wiring and uses natural cooling. This unit is constructed with 4 pole pairs and it delivers 43.5 Nm of peak torque, while utilizes 32.4 A max current under overload. Its thermal time constant is 25 min and it suits applications such as machine tools, packaging, robotics and material handling.
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