R911273676 (MHD071B-061-PG1-UN)

Name: R911273676 (MHD071B-061-PG1-UN)
Brand: Indramat Motors
SKU: MHD071B-061-PG1-UN
Price: 310.00 USD
Availability: InStock
Rating: 4.9 (12 reviews)

MHD Synchronous Motors

Rated 4.9 stars (12 total reviews)

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The R911273676 (MHD071B-061-PG1-UN) is a synchronous servo motor from the MHD series by Bosch Rexroth Indramat, designed for use in industrial automation applications such as packaging, material handling, and robotics. This model features a digital servo feedback system with integrated encoder for absolute position detection exceeding 4096 revolutions. The 071-sized, B-length motor has a centering diameter of 95 mm, uses liquid cooling, and includes a plain shaft with shaft seal. It delivers continuous torque at standstill of 8.0 Nm and a characteristic speed of 4500 rpm, with theoretical maximum torque up to 32 Nm. The motor supports a holding brake torque of 5.0 Nm, has a winding code of 061, winding inductivity of 7.2 mH, insulation class F, and a mass of 8.8 kg. Power and feedback connectors are utilized for electrical connection, and rated power output is between 1.1 kW and 2.1 kW at up to 5000 rpm.

Technical Specifications

Speed
4500nk/min

Holding Brake
22 Nm

Cooling System Type
Convection

Standstill Torque
3.5 Nm

Full Load Torque
4.0 Nm

Standstill Current
5.2Amps - 5.9Amps

Peak Current Temperature
20 °C

Rated Speed
5000 min-1

Rated Torque
1.6 Nm - 3.2 Nm

Rated Current
1.7 Amps - 3.3 Amps

Rated Output Performance
1.1 kW - 2.1 kW

Cooling System Type for Rated Data
Convection

Frequently Asked Questions

Can the MHD071B-061-PG1-UN servo motor operate reliably in high-cycle automation environments?

Yes, its encoder with absolute position feedback over 4096 revolutions ensures repeatable positioning accuracy. This makes it ideal for high-cycle industrial robotics and automated assembly systems.

How does the integrated encoder benefit the installation process?

The built-in digital encoder reduces cabling complexity and streamlines integration with compatible drives. It also enables direct absolute position tracking at power-up, eliminating homing routines.

What is the role of a 0.77 Nm/A torque constant in application tuning?

A known torque constant simplifies drive tuning and helps accurately predict motor behavior under varying loads. It ensures predictable torque output per ampere of current supplied.

Does the MHD071B-061-PG1-UN support dynamic braking or only holding functions?

It includes a holding brake, not a dynamic braking system. For dynamic deceleration, external braking resistors or drive-side configurations are required.

What challenges might arise when integrating a servo motor with liquid cooling into existing systems?

Proper coolant flow control and leak-proof integration must be ensured during setup. The cooling loop needs dedicated routing, often requiring additional planning and components.

Common Misspellings

MHD 071B 061 PG1 UN

MHD 071B-061-PG1-UN

MHD-071B-061-PG1-UN

MHD071B061PG1UN

MHD07IB-06I-PGI-UN

MHDO71B-O61-PG1-UN

MHD071B 061 PG1 UN

mhd071b-061-pg1-un

MHD71B-061-PG1-UN

Internal Product Review

The Bosch Rexroth Indramat MHD071B-061-PG1-UN is a servo motor. It offers 8.0 Nm continuous torque, 0.77 Nm/A constant and 50.5 A peak current. It suits CNC, robotics, packaging and printing automation roles by providing precise, torque‑stable motion control in demanding industrial systems.