MDD093D-N-030-N2M-130PR1
MDD Synchronous Motors
The MDD093D-N-030-N2M-130PR1 is a Motor for digital drive controllers from Bosch Rexroth Indramat's MDD Synchronous Motors series, delivering 24.0 Nm continuous torque at standstill and equipped with a blocking brake offering 11 Nm holding torque. It features an integrated multiturn absolute encoder with Digital Servo Feedback (DSF), operates at 3000 min⁻¹, and includes a 130 mm centering diameter, shaft seal, keyway shaft, and connector interface.
Technical Specifications
Balancing
Standard
Holding Brake
With blocking brake
Holding Brake Torque
11 Nm
Centering Diameter
130 mm
Housing
Standard
Encoder
Integrated multiturn absolute encoder
Motor feedback
Digital servo feedback (DSF)
Continuous Torque at Standstill
24.0 Nm
Motor Length Code
D
Motor Size
093
Nominal Speed
3000 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
How significant is the 11 Nm holding (blocking) brake in system integration?
The holding brake allows the axis to lock when deenergized, which simplifies safety or power-off holds without external brakes. But the brake coil draw and release timing must be considered in the drive logic and control sequence.
What is the practical speed-torque tradeoff when running close to 3000 min⁻¹?
As speed increases, back-EMF rises, reducing available torque margin, so you’ll get less usable torque near nominal speed. Also, voltage and current limits of the drive may further restrict torque at high speed, so lookup the torque curve in drive-motor pairing.
How do shaft sealing and keyway design influence maintenance and reliability?
Shaft seals protect internal components from contamination and improve lifespan in harsh environments, but require precise shaft tolerances to avoid friction. A keyway ensures torque transmission under load spikes, but introduces stress concentrations, so fillet radii and edge chamfers matter in fatigue longevity.
What care is needed in drive selection to support the digital servo feedback interface?
You must use a drive controller compatible with Bosch Rexroth’s DSF (Digital Servo Feedback) protocol to read position, velocity, and commutation data. Incompatible drives may not initialize or may misinterpret encoder signals, resulting in erratic behavior or no motion.
How must the mounting screws and torque values be chosen for a 093 frame motor?
Bosch Rexroth specifies 4 × M10 screws with a tightening torque of 51 Nm for MHD/MDD 093 frame motors to hold the flange securely.
Common Misspellings
MDD-093D-N-030-N2M-130PR1
MDD093D N 030 N2M 130PR1
MDD093D-N-030-N2M-130-PR1
MDD093DN030N2M130PR1
MDD93D-N-030-N2M-130PR1
MDDO93D-N-030-N2M-130PR1
MDDO93D-N-O3O-N2M-13OPR1
Internal Product Review
The MDD093D-N-030-N2M-130PR1 motor by Bosch Rexroth features a 130 mm centering diameter, integrated digital servo feedback, and an 11 Nm holding brake. It provides 24.0 Nm continuous torque with a nominal speed of 3000 min⁻¹. This motor is used in robotics, CNC machines, and packaging automation systems.
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