MDD090C-N-030-N2L-130GB1
MDD Synchronous Motors
Technical Specifications
Balancing
Standard
Holding Brake
With blocking brake
Holding Brake Torque
6.5 Nm
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
Plain shaft
Connection Direction
Side B
Connection Type
Connector
Product Type
Motor for digital drive controllers
Shaft End
Standard (without side B shaft end)
Frequently Asked Questions
What does the continuous torque at standstill imply for dynamic start-stop operations?
It means the motor can hold 10.4 Nm without rotating, which is critical for starting loads without slipping and ensures stable torque at zero speed. For high-duty start/stop cycling, thermal load during repeated holds must be considered to avoid overheating.
How does the 6.5 Nm blocking (holding) brake affect safety and system design?
The brake provides enough torque to safely hold the axis when power is off, reducing need for external brakes in many safety applications. However, integration must allow its control (24 V DC etc.), access for maintenance, and check wear over its rated life.
In what way does the digital servo feedback (DSF) enhance positioning accuracy and loop stability?
DSF provides high resolution optical encoder feedback allowing fine position/speed control with low latency, which improves tracking, reduces overshoot, and tightens control loops. The resolution and signal quality must align with the drive/NC controller’s capability to fully exploit it.
What installation considerations are there for a shaft seal in this motor?
The shaft seal helps prevent ingress of contaminants (dust, moisture), increasing reliability especially in harsh environments; but it adds friction and requires correct alignment to avoid seal wear. Periodic inspection is needed, especially if exposed to frequent radial loads or shafts with keyways.
How does the nominal speed of 3000 min⁻¹ interact with torque capability across speed range?
At high speed the available torque drops due to voltage limits and heating; continuous torque specified at standstill degrades with rising rpm following the torque-speed curve. When specifying for application, ensure the load torque requirement at intended operating speed lies well under that degraded capability.
Common Misspellings
MDD-090C-N-030-N2L-130GB1
MDD090C N 030 N2L 130GB1
MDD090C-N-030-N2L-130-GB1
MDD090CN030N2L130GB1
MDD90C-N-030-N2L-130GB1
MDDO90C-N-030-N2L-130GB1
MDDO9OC-N-O3O-N2L-13OGB1
Internal Product Review
The MDD090C-N-030-N2L-130GB1 motor by Bosch Rexroth features a continuous torque of 10.4 Nm and a nominal speed of 3000 min⁻¹. It includes a blocking brake with 6.5 Nm holding torque, digital servo feedback, and a plain shaft with side B connector. This motor is ideal for industrial automation in robotics, packaging, and CNC machinery.
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