R911321750 (MSK075E-0200-NN-S1-UG0-NNNN)
MSK IndraDyn S Synchronous Motors
Technical Specifications
Motor Type
400V AC Motor
Weight
22.5 kg
Maximum Speed
3850 rotations per minute
Sound Pressure Level
Less than 75 dB[A]
Motor Winding
0200 high speed rating motor winding
Shaft Type
Plain Shaft
Cooling Type
Self-cooling natural convection design
Maximum Torque
88 Newton-meters
Maximum current
45.9 Amperes
Frame Length
E
Encoder
S1 optical encoder (128 increments per second)
Protection Grade
IP65
Connectivity
Rotatable plug connectivity
Frequently Asked Questions
What impact does natural-convection cooling have on continuous torque for the MSK075E-0200-NN-S1-UG0-NNNN, and when would auxiliary cooling be considered?
The natural convection defines the base S1 continuous rating at 100 K, the thermal rise limits continuous torque versus forced-air/water options. Its blower or liquid-cooling kits are documented for applications demanding elevated continuous power density.
How does the S1 Hiperface single-turn encoder (128 periods, 240° rotatable connector) on the MSK075E-0200-NN-S1-UG0-NNNN influence commutation and position control?
It supplies sinusoidal tracks for accurate commutation and fine interpolation to stabilize velocity and position loops at low speed. Its 240° connector eases cable routing in tight panels and reduces strain during maintenance.
Why choose a plain-shaft configuration on MSK075E-0200 variants instead of keyed or shrink-fit outputs?
The plain shaft with clamping elements enable zero-backlash coupling for better balance and lower runout for precision axes. Its documentation describes keyed options but recommends force-actuated, backlash-free connections for reversing duty and life.
How do the 11.2 A continuous standstill current and 23.0 Nm continuous standstill torque relate on MSK075E-0200-NN-S1-UG0-NNNN?
They reflect the torque constant and thermal model at 100 K rise; at standstill and current is the limiting factor for continuous torque. Its data aligns with 23 Nm continuous and 88 Nm peak at 45.9 A.
What’s the control implication of the 8,400 mH winding inductivity on MSK075E-0200-NN-S1-UG0-NNNN?
Its higher inductivity reduces current ripple and smooths PWM harmonics for aiding low-speed stability, it also influences current-loop bandwidth and drive sizing. Its inductivity guides tuning and DC-link filter considerations.
Common Misspellings
MSK 075E-0200-NN-S1-UG0-NNNN
MSK-075E-0200-NN-S1-UG0-NNNN
MSK075E 0200 NN S1 UG0 NNNN
MSK075E-0200-NN-S1-UG0
MSK075E-0200-NN-SI-UG0-NNNN
MSK075E0200NNS1UG0NNNN
MSKO75E-0200-NN-S1-UG0-NNNN
MSKO75E-O2OO-NN-S1-UGO-NNNN
MSK75E-0200-NN-S1-UG0-NNNN
Internal Product Review
The MSK075E-0200-NN-S1-UG0-NNNN synchronous servomotor from Bosch Rexroth uses natural-convection cooling. It is designed with a plain shaft and an S1 Hiperface single-turn optical encoder of 128 periods for feedback. It provides 23 Nm of standstill and utilizes 11.2 A of current, while its peak current usage is recorded as 45.9 A and its inductive value is 8400 mH that suits packaging, printing, robotics and machine tool systems.
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