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R911286131 (MHD115A-024-NG0-BN)

MHD Synchronous Motors

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The Bosch Rexroth MPN R911286131 (MHD115A-024-NG0-BN) is a synchronous servo motor from the MHD115 series featuring a frame size of 115 and winding code 024. It supports cooling by either natural convection or liquid cooling, with continuous torque at standstill rated at 32 Nm for natural convection and up to 60.8 Nm with liquid cooling. Rated speed is 2000 RPM, with a maximum speed of 4000 RPM. The motor accommodates a continuous current at standstill of 21.7 A (natural convection) or 41.2 A (liquid cooling), and peak current reaches 98 A. Key features include digital servo feedback, a plain main shaft with sealing ring, flange mounting with 192 mm flange size, 180 mm centering diameter, 38 mm shaft diameter, and IP65 ingress protection. No holding brake is fitted as standard.

Technical Specifications

Motor Frame Size
115

Motor Frame Length
A

Winding Code
024

Cooling Type
Natural Convection/Liquid Cooling

Rated Speed
2000 RPM

Maximum Speed
4000 RPM

Continuous Torque at Standstill(Natural Convection)
32 Nm

Continuous Torque at Standstill(Liquid Cooling)
60.8 Nm

Continuous Current at Standstill(Natural Convection)
21.7 Amps

Continuous Current at Standstill(Liquid Cooling)
41.2 Amps

Peak Current
98 Amps

Rated Torque
14.9 Nm

Rated Current
7.1 Amps

Power Outputs
3.8 Kilowatts

Rated Voltage
309 Volts

Rated Frequency
133 Hertz

Weight
30 Kilograms

Holding Brake
Not Included (Optional)

Digital Servo Feedback
Supported

Main Shaft Type
Plain with Sealing Ring

Power Connector Position
Side B

Mounting Method
Through Flange Holes

Flange Size
192 Millimeters

Centering Diameter
180 Millimeters

Shaft Diameter
38 Millimeters

Housing Rating
IP65

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1620 Old Apex Road
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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