R911297173 (MHD115B-058-NG1-BA)

Name: R911297173 (MHD115B-058-NG1-BA)
Brand: Indramat Motors
SKU: MHD115B-058-NG1-BA
Price: 316.00 USD
Availability: InStock

MHD Synchronous Motors

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The R911297173 (MHD115B-058-NG1-BA) is a Bosch Rexroth servo motor from the MHD series, equipped with four pole pairs and a plain shaft with shaft sealing. Designed for direct overhung mounting, it has bearings suitable for high radial loads and an expected bearing life of 30,000 hours. The motor operates with natural convection cooling and supports optional surface cooling. Key specifications include a maximum speed of 6,000 RPM, theoretical maximum torque of 160.0 Nm, continuous standstill torque of 50.0 Nm, holding brake torque of 70.0 Nm, flange size of 192 mm, centering diameter of 180 mm, and digital servo feedback encoder for relative position detection. Power is supplied via an output connector located at side B.

Technical Specifications

Motor Type
Servo Motors

Pole Pairs
4

Bearings Design
High radial loads

Maximum Speed
6000 revolutions per minute

Theoretical Maximum Torque
160.0Nm

Torque Constant at 20oC
0.9Nm/A

Voltage Constant at 20oC
81.8 V/1000 min-1

Cooling Design
Natural Convection and Surface cooling

Included Thermal Sensor
Yes

Integrated Encoder System
Digital Servo Feedback ±0.5 angular minutes

Nominal Speed
4,500 min-1

Nominal Voltage
380.0 Volts

Nominal Power
25.0 KW

Shaft Design
Plain shaft with shaft sealing ring

Shaft Sealing Ring Design
According to DIN 3760 - Design A

Frequently Asked Questions

Does the MHD115B-058-NG1-BA include a holding brake?

Yes, the MHD115B-058-NG1-BA comes with a built-in brake that provides a safe standstill by preventing the servo axes from moving accidentally when the motor is paused or turned OFF.

What type of construction does the MHD115B-058-NG1-BA come with?

The MHD115B-058-NG1-BA comes with a flange-mounted construction that supports installation using a flange on its front side. This keeps installation streamlined and provides secure anchoring for robust system operation.

What cooling features does the MHD115B-058-NG1-BA include?

The MHD115B-058-NG1-BA includes natural convection cooling which allows it to manage internal temperatures naturally without additional cooling infrastructure.

How is the shaft on the MHD115B-058-NG1-BA designed?

The shaft on the MHD115B-058-NG1-BA is designed with a smooth interface that provides a stable coupling interface for connecting other components.

What type of ingress protection does the MHD115B-058-NG1-BA feature?

The MHD115B-058-NG1-BA features IP65 environmental protection, ensuring reliability in different environmental conditions.

Common Misspellings

MHD115B058NG1BA

MHD115B 058 NG1 BA

mhd115b-058-ng1-ba

Internal Product Review

The MHD115B-058-NG1-BA offers simplified integration with plug-and-play functionality. Its plain shaft design also keeps mechanical integration simple. However, some setups may be better off with a model that has a keyed shaft design.