R911259721 (MDD025B-N-100-N2K-040PB1)

MDD Synchronous Motors

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The R911259721 (MDD025B-N-100-N2K-040PB1) is a Bosch Rexroth Indramat AC servo motor designed for digital drive controllers, featuring electronic commutation and permanent magnet technology. Key technical parameters include a basic speed of 2000 min⁻¹, continuous stall current of 7.4 A, continuous stall torque of 6.9 Nm, peak current up to 12.9 A, rotor inertia of 0.0020 kg·m², and an approximate mass of 12.5 kg. The motor incorporates liquid cooling, a brushless design, and lifetime-lubricated bearings. It is equipped with a keyway shaft, shaft seal, blocking brake (1.0 Nm holding torque), integrated absolute encoder with resolver feedback, and side B connector orientation. Operation is specified for 0–45°C and up to 1000 meters above sea level. Centering diameter is 40 mm; housing and length code are standard (B), and nominal speed is 10000 min⁻¹.

Technical Specifications

Product
Bosch Rexroth Indramat AC Servo Motor

Cooling System
Liquid

Feedback
Absolute or Relative

Ambient Temperature
00C to 450C

Mounting Height
0 to 1000 meters above sea level

Output Shaft
Standard Shaft with friction-locked connections

Estimated Basic Speed
2000m-1

Continuous Stall Current
7.4A

Continuous Stall Torque
6.9 Nm

Rotor Inertia
0.0020kg/m,2

Peak Current
12.9 Amps

Product Weight
12.5 kgs

Thermal Maximum Speed
19Nm

Thermal Time Constant
20 minutes

Windings Resistance
6.84 Ohms at 200C

Torque Resistance
0.93 Nm/A

Frequently Asked Questions

What is the importance of resolver feedback in the MDD025B-N-100-N2K-040PB1 motor?

The resolver feedback system offers robust and reliable performance in challenging industrial environments, where noise immunity is crucial. It ensures stable motor operation, even in high-vibration or electromagnetic interference conditions.

What are the considerations for integrating the motor using the Side B connector?

The Side B connector simplifies wiring and integration into existing systems, reducing installation time and complexity. It provides a reliable connection, crucial for systems that require consistent power delivery and minimal downtime.

What is the practical application of the 1.0 Nm holding torque in the motor?

The 1.0 Nm holding torque ensures that the motor remains stationary when power is removed, making it suitable for precise positioning in robotics and automation systems. This feature also helps in preventing drift or unwanted movements when the system is idle.

How does the motor perform in B2B applications like robotics and semiconductor equipment?

The MDD025B-N-100-N2K-040PB1 motor excels in B2B settings by delivering high-speed, precise motion control, essential for manufacturing automation. Its robust features like the blocking brake and absolute encoder ensure reliable performance in high-stakes environments like semiconductor processing or automated assembly.

What are the advantages of the integrated absolute encoder in the MDD025B-N-100-N2K-040PB1 motor?

The integrated absolute encoder provides precise position feedback, ensuring accurate motion control even during power loss. This is crucial for applications that demand consistent, reliable positioning such as semiconductor equipment or CNC machinery.

Common Misspellings

Internal Product Review

The MDD025B-N-100-N2K-040PB1 motor from Bosch Rexroth Indramat offers resolver feedback, a 1.0 Nm blocking brake, and operates at a nominal speed of 10000 min⁻¹. It features a 0.60 Nm continuous torque, integrated absolute encoder, and a 40 mm centering diameter. This motor is commonly used in robotics, semiconductor equipment, and textile automation for precise motion control.

1620 Old Apex Road
Cary, NC 27513, USA

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International: 1-919-443-0207

Fax: 1-919-867-6204

[email protected]

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Indramat USA 1 Year Warranty

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North Carolina Office

Indramat USA
1620 Old Apex Road
Cary, NC 27513
USA

Phone

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

Indramat USA sells factory new and pre-owned surplus products and maintains channels to procure supply. Indramat USA is not affiliated with nor an authorized distributor or representative of any manufacturers, brands or products listed. Designated trademarks, brand names, and brands appearing herein are the property of their respective owners.