MDD090A-N-020-N2M-130PR2
MDD Synchronous Motors
Technical Specifications
Balancing
Standard
Holding Brake
With blocking brake
Holding Brake Torque
11.0 Nm
Centering Diameter
130 mm
Housing
Standard
Encoder
Integrated multiturn absolute encoder
Motor feedback
Digital servo feedback (DSF)
Continuous Torque at Standstill
3.7 Nm
Motor Length Code
A
Motor Size
090
Nominal Speed
2000 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
For applications requiring higher peak torque, what are the practical upgrade paths with this motor family?
Increase peak torque using a matched drive with higher current capacity, select a longer motor length code within the same frame, or add a geared reducer — each option trades speed, inertia, or complexity, so recalc thermal and control limits.
How does the “standard” balancing class affect high-speed or precision contouring applications?
Standard balance is adequate for most precision motion up to nominal speeds, but for very low vibration requirements or high rotational speeds consider specifying a higher balance grade to reduce bearing loads and improve encoder signal integrity.
What B2B system-level benefits does choosing an MDD-series motor (like this one) bring to robotics, CNC, or packaging lines?
The integrated absolute encoder, DSF, and standardized flange/shaft options simplify PLC/drive integration, reduce cabling and setup time, and enable faster replacement/servicing in multi-axis plants; this lowers mean time to repair and speeds up robot/cycle commissioning.
How does the 130 mm centering diameter influence mechanical integration and coupling choices?
A Ø130 mm centering diameter supports higher stiffness flanges and easier alignment for direct pinion or flange-mount couplings, which reduces torsional compliance in precision machines.
What installation considerations arise from the motor’s keyway shaft and standard shaft seal?
The keyway is suited for positive-drive couplings (pinions, timing pulleys) but requires correct key fit and axial retention to avoid fretting; the shaft seal reduces ingress risk at the output but still requires appropriate IP/ambient considerations in washdown or dusty environments.
Common Misspellings
MDD-090A-N-020-N2M-130PR2
MDD090A N 020 N2M 130PR2
MDD090A-N-020-N2M-130-PR2
MDD090AN020N2M130PR2
MDD90A-N-020-N2M-130PR2
MDDO90A-N-020-N2M-130PR2
MDDO9OA-N-O2O-N2M-13OPR2
Internal Product Review
The MDD090A-N-020-N2M-130PR2 motor from Bosch Rexroth includes a blocking brake with 11.0 Nm holding torque and delivers 3.7 Nm continuous torque at standstill. It features a keyway shaft, 130 mm centering diameter, and a multiturn absolute encoder with digital servo feedback. This motor is commonly used in robotics, CNC equipment, and automated packaging systems.
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Repair
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