MDD090A-N-020-N2L-110GR0
MDD Synchronous Motors
The MDD090A-N-020-N2L-110GR0 from Bosch Rexroth Indramat features a motor size of 090 and a continuous torque at standstill of 3.7 Nm. Part of the MDD Synchronous Motors series, it delivers a nominal speed of 2000 min⁻¹ and uses digital servo feedback (DSF), all without a blocking brake.
It includes standard balancing and a centering diameter of 110 mm, with a connector-type right-side connection. The motor also comes with a shaft seal and a plain shaft design.
Technical Specifications
Balancing
Standard
Holding Brake
Without blocking brake
Centering Diameter
110 mm
Housing
Standard
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
Plain shaft
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 effect does the maximum installation elevation of 1000 meters have on motor cooling?
At 1000 meters elevation, air density is lower, reducing natural convection cooling efficiency. In high-altitude locations, additional cooling measures such as forced air or liquid cooling may be necessary.
Why is the 0...+45°C permissible ambient temperature significant for motor stability?
The permissible temperature range of 0...+45°C ensures the motor operates within a safe thermal range. Exceeding this range can lead to thermal stresses, reducing the motor's performance and life expectancy.
What is the significance of a 130 mm centering diameter for motor installation?
The 130 mm centering diameter standardizes motor installation, ensuring compatibility with various mounting fixtures and reducing alignment errors during system assembly or maintenance.
How does the digital servo feedback improve the MDD090A-N-020-N2L-110GR0 motor’s control in variable load conditions?
Digital servo feedback continuously adjusts the motor’s speed and torque in response to load changes, ensuring precise control even under variable loads, making it ideal for dynamic or high-performance applications.
How does the continuous current of 4.0 (5.4) A affect the motor’s endurance?
The continuous current of 4.0 (5.4) A ensures that the motor can operate for extended periods without overheating, provided thermal management systems are in place to dissipate heat effectively.
Common Misspellings
MDD-090A-N-020-N2L-110GR0
MDD090A N 020 N2L 110GR0
MDD090A-N-020-N2L-110-GR0
MDD090A-N-020-N2L-110-GRO
MDD090A-N-020-N2L-110GRO
MDD090AN020N2L110GR0
MDD90A-N-020-N2L-110GR0
MDDO90A-N-020-N2L-110GR0
MDDO9OA-N-O2O-N2L-11OGRO
Internal Product Review
The MDD090A-N-020-N2L-110GR0 motor by Bosch Rexroth features a thermal time constant of 45 minutes and windings inductance of 27.7 mH. It operates at a nominal speed of 2000 min⁻¹ and is ideal for precise control applications requiring high torque and stable performance under varying loads.
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Repair
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