R911251162 (MDD090A-N-020-N2M-110GB0)

MDD Synchronous Motors

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The Bosch Rexroth MPN R911251162 (MDD090A-N-020-N2M-110GB0) is a digitally-integrated AC servo motor from the MDD series, designed for compatibility with digital drive controllers. It features a continuous standstill torque of 3.7 Nm and a maximum torque of 19 Nm, with a nominal speed of 2,000 min⁻¹ and a standard plain shaft configuration. The motor integrates a multiturn absolute encoder and digital servo feedback (DSF) for precise speed and position control. Constructed with class F insulation and a 40-micrometer thick corrosion-resistant coat, the unit has an IP65 rating for dust and liquid protection. The motor's 27.7 mH inductance and class N dynamic balancing support high reliability and minimal electromagnetic interference. Housing and centering diameter are standard, weighing 12.5 kg, with a shaft seal and side B connector orientation; no holding brake or additional shaft end is provided.

Technical Specifications

Constant Torque
3.7 Nm

Continuous Current
4 A

Inductance
27.7 mH

Insulating Class
F

Coating Thickness Limit
40 micrometers

Winding resistance
6.84 ohms

Electrical Connection Side
B

Weight
12.5 kilograms

Potential Torque
19 Nm

Torque Constant
0.93 Nm/A

Encoder System
Multiturn absolute

Output Shaft
Plain

IP Rating
IP65

Rotating Speed
2000 revolutions per minute

Balancing Class
N.

Frequently Asked Questions

What is the Bosch Rexroth Indramat MDD090A-N-020-N2M-110GB0 motor's nominal speed and how does it impact performance?

The motor operates at a nominal speed of 2000 RPM, suitable for applications requiring moderate speed and high torque. This speed ensures efficient performance in tasks like CNC machinery and robotics, balancing speed and precision.

How does the motor's 3.7 Nm continuous torque at standstill affect its performance in industrial applications?

The 3.7 Nm torque allows the motor to handle startup loads effectively, ensuring smooth acceleration and deceleration. This capability is beneficial in applications requiring high starting torque, such as conveyor systems and robotics.

What is the significance of the motor's plain shaft design with a shaft seal?

The plain shaft design simplifies integration with various mechanical systems, while the shaft seal prevents ingress of contaminants. This design is advantageous in applications like textile machinery and printing presses, where cleanliness is critical.

In what types of environments can the MDD090A-N-020-N2M-110GB0 motor operate effectively?

The motor is designed to operate in environments with temperatures ranging from 0 to 45°C, making it suitable for most industrial settings. Its robust construction ensures reliable performance in diverse conditions, including factories and warehouses.

What are the typical applications of the Bosch Rexroth Indramat MDD090A-N-020-N2M-110GB0 motor?

This motor is commonly used in high-precision applications such as CNC machines, robotics, and automated assembly lines. Its features make it ideal for industries requiring precise control and reliability, including manufacturing and packaging.

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Internal Product Review

The MDD090A-N-020-N2M-110GB0 is a Bosch Rexroth Indramat synchronous motor with an integrated multiturn absolute encoder. It offers 3.7 Nm continuous torque at standstill, a plain shaft with seal, and digital servo feedback. This motor is ideal for industrial automation and robotics applications requiring precise control.

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Cary, NC 27513, USA

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Indramat USA
1620 Old Apex Road
Cary, NC 27513
USA

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Toll Free: 1-888-551-3082
International: 1-919-443-0207

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