MDD093D-N-040-N2L-130PR2
MDD Synchronous Motors
Technical Specifications
Balancing
Standard
Holding Brake
With blocking brake
Holding Brake Torque
22 Nm
Centering Diameter
130 mm
Housing
Standard
Motor Feedback
Digital servo feedback (DSF)
Continuous Torque at Standstill
24.0 Nm
Motor Length Code
D
Motor Size
093
Nominal Speed
4000 min⁻¹
Shaft Seal
With shaft seal
Shaft Type
keyway
Connection Direction
Right
Connection Type
Connector
Product Type
Motor for digital drive controllers
Shaft End
Standard (without side B shaft end)
Frequently Asked Questions
What are the implications of having digital servo feedback (DSF) rather than analog feedback?
Digital feedback offers higher resolution, noise immunity, and better error correction, enhancing closed-loop accuracy. It may impose stricter wiring and cable requirements (shielding, twisted pairs) compared to analog.
In a multi-axis CNC setup, how would motor size 093 and centering diameter 130 mm affect frame design?
The 130 mm centering diameter determines how the motor seats into the machine structure and aligns with torque support. You must ensure the frame and mounting flange support that diameter with suitable stiffness and alignment tolerances.
What cooling challenges arise when pushing torque near continuous limits?
High torque means high current and internal losses, producing heat. Without adequate conduction or convection cooling, thermal limits will force the drive to derate or shut down to protect windings.
How would the nominal speed of 4000 min⁻¹ influence gear ratio selection in a machine application?
To deliver lower-speed output (e.g. for feed axes), you’ll require reduction gearing that retains torque while not overloading the brake or bearings. Gear backlash, inertia matching, and stiffness become critical when translating from the high nominal speed.
What happens to performance if the motor is run below nominal speed (e.g. 500 rpm)?
Below nominal, the motor can maintain torque, because back-EMF is lower and full current is usable, but dynamic response and bandwidth are reduced. Also, cooling may suffer at low speed, increasing thermal stress.
Common Misspellings
MDD-093D-N-040-N2L-130PR2
MDD093D N 040 N2L 130PR2
MDD093D-N-040-N2L-130-PR2
MDD093DN040N2L130PR2
MDD93D-N-040-N2L-130PR2
MDDO93D-N-040-N2L-130PR2
MDDO93D-N-O4O-N2L-13OPR2
Internal Product Review
The MDD093D-N-040-N2L-130PR2 motor from Bosch Rexroth is used in CNC machines, robotics, and printing systems. It delivers 24.0 Nm continuous torque, 4000 min⁻¹ nominal speed, and includes digital servo feedback. A 22 Nm holding brake and keyway shaft support secure and efficient operation.
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Repair
We offer a repair service for the MDD093D-N-040-N2L-130PR2.
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