R911290479 (MHD115C-058-PG1-BA)

MHD Synchronous Motors

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The R911290479 (MHD115C-058-PG1-BA) is a synchronous servo motor from the Bosch Rexroth MHD series, equipped with a permanent magnet rotor to achieve low inertia characteristics, making it suitable for precision automation, machine tool, and printing applications. It is designed for operation exclusively with compatible programmable drive controllers and specified accessories. The motor integrates a holding brake with a rated torque of 70 Nm, features digital servo feedback with absolute position detection over more than 4096 revolutions, and supports both natural convection and surface cooling. Mechanical specifications include a centering diameter of 180 mm, flange size of 192 mm, shaft diameter of 38 mm with an 80 mm shaft extension, and an overall motor length of 522 mm. It has a plain shaft with a shaft seal, provides IP65 protection, weighs 55 kg with an additional brake mass of 3.8 kg, and uses a side B output connector for power supply.

Technical Specifications

Type
Synchronous Motor

Rated holding brake
70 nm

Brake operation voltage
24 Volts DC

Brake current draw
1.29 Amps

Brake connection time
53 milliseconds

Brake disconnection time
97 milliseconds

Brake weight
3.8 kilograms

Motor weight
55 kilograms

Centering diameter
180 millimeters

Motor length
522 millimeters

Plain motor shaft diameter
38 millimeters

Motor shaft outside length
80 millimeters

Motor protection rating
IP65

Motor Cooling
Natural convection and surface cooling.

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Internal Product Review

The MHD115C-058-PG1-BA offers excellent reliability, with a reinforced housing suited for demanding industrial settings. Its encoder integration keeps setup relatively simple. However, the holding brake may complicate system design in some setups.

1620 Old Apex Road
Cary, NC 27513, USA

Toll Free: 1-888-551-3082
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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We offer a repair service for the MHD115C-058-PG1-BA.

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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.