MDD090C-N-030-N2L-130PA0
MDD Synchronous Motors
Technical Specifications
Balancing
Standard
Holding Brake
Without blocking brake
Centering Diameter
130 mm
Housing
Standard
Motor Feedback
Digital servo feedback (DSF)
Continuous Torque at Standstill
10.4 Nm
Motor Length Code
C
Motor Size
090
Nominal Speed
3000 min⁻¹
Shaft Seal
With shaft seal
Shaft Type
keyway
Connection Direction
Side A
Connection Type
Connector
Product Type
Motor for digital drive controllers
Shaft End
Standard (without side B shaft end)
Frequently Asked Questions
What thermal limitations should I consider when using this motor continuously near its stall torque?
Even though the motor achieves 10.4 Nm at standstill, sustained operation at or near stall torque can lead to internal heating; adequate cooling (convection or forced air) is necessary to avoid thermal de-rating. Overheating reduces insulation life and may force the drive to limit current.
How does the 130 mm centering diameter influence gearbox and coupling choices?
The centering diameter defines the mechanical interface standard for couplings or gearboxes, so you must match or adapt to that interface to avoid introducing misalignment or loads. A mismatch may lead to radial or axial stress on the shaft bearings.
What are the implications of using a keyway shaft rather than a plain shaft for torsional rigidity?
The keyway allows secure torque transmission without slipping, but introduces stress concentrations; the coupling and key must be properly sized to avoid fatigue at high RPM. Also, machining tolerances and key lash can affect backlash and precision in high-dynamic systems.
What precautions must be taken when routing the side A connector cable under vibration?
Cable clamps and strain reliefs are essential to prevent connector fatigue or loosening over time, especially since side-A orientation may expose it to more mechanical stress. Also maintain service bend radii to preserve feedback signal integrity over motion cycles.
How will the motor’s relatively high nominal speed (3000 min⁻¹) affect inertia matching in servo systems?
At 3000 rpm, rotor inertia becomes a critical factor; the drive must be tuned to ensure the inertia ratio (load/inertia) remains in a stable range to avoid oscillations. Excessive mismatch can lead to control instability or diminished responsiveness.
Common Misspellings
MDD-090C-N-030-N2L-130PA0
MDD090C N 030 N2L 130PA0
MDD090C-N-030-N2L-130-PA0
MDD090C-N-030-N2L-130-PAO
MDD090C-N-030-N2L-130PAO
MDD090CN030N2L130PA0
MDD90C-N-030-N2L-130PA0
MDDO90C-N-030-N2L-130PA0
MDDO9OC-N-O3O-N2L-13OPAO
mdd090c-n-030-n2l-130pa0
Internal Product Review
The MDD090C-N-030-N2L-130PA0 motor from Bosch Rexroth features a keyway shaft, 130 mm centering diameter, and side A connector. It provides 10.4 Nm continuous torque at standstill and runs at 3000 min⁻¹ nominal speed. This motor is commonly used in CNC machinery, robotics, and automated packaging lines.
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