R911277441 (MHD041A-144-NG0-UN)

Name: R911277441 (MHD041A-144-NG0-UN)
Brand: Indramat Motors
SKU: MHD041A-144-NG0-UN
Price: 656.00 USD
Availability: InStock
Rating: 4.8 (8 reviews)

MHD Synchronous Motors

Rated 4.8 stars (8 total reviews)

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The R911277441 (MHD041A-144-NG0-UN) is a servo motor featuring a permanent magnet design with electronic commutation and digital servo feedback (HSF) for relative position detection. It provides a continuous torque at standstill of 1.3 Nm and has a motor length designated 'A.' The motor has a centering diameter of 50 mm and an 82 mm flange size, with a plain shaft and shaft seal. The enclosure rating is IP65, and power connections are turnable within 270°. Suitable for natural convection cooling, it is compatible with GTS, GTP, GTM planetary gears, and 058 worm gears. The winding code is 144 and the motor does not include a holding brake.

Technical Specifications

Product Type
Servo Motor

Industry Usability
Printing, Textile, Packaging & Handling

Integrated Component
Digital Feedback Encoder (HSF)

Shaft Type
Plain Shaft with Shaft Sealing Ring

Cooling Type
Natural Convention Cooling

Over-Temperature Options
60K, 100K

Maximum Ambient Temperature
40ᵒc

Transport and Storage Temperature
-20 to +80o

Frame Size
82mm Flange and 50mm Centering Diameter

Length
Classified as A

Continuous holding torque at standstill
1.3Nm

Body Covering Protection
IP65

Shipping
Global

Frequently Asked Questions

What type of cooling setup is required for the MHD041A-144-NG0-UN?

It requires integration with a liquid cooling circuit, ensuring stable thermal management during continuous operation. Proper flow rate and coolant temperature control are essential to maintain efficiency.

How does the digital servo feedback (HSF) encoder affect performance?

The HSF encoder provides precise relative position detection, improving synchronization in multi-axis systems. It also enables accurate monitoring for closed-loop control.

What installation considerations are there for an 82 mm flange with 50 mm centering?

This size requires compatible mounting surfaces to ensure precise alignment. Improper centering could lead to vibration or shaft misalignment.

How does the continuous torque rating at standstill impact machine design?

The torque value sets limits for loads that can be moved or held without overheating. Designers must ensure the torque matches the application’s starting and holding requirements.

How does the rotatable power connection of the MHD041A-144-NG0-UN benefit installation?

It allows flexible cable routing within a 270° range, reducing stress on connectors. This is particularly useful in compact or restricted cabinet layouts.

Common Misspellings

MHD 041A-144-NG0-UN

MHD-041A-144-NG0-UN

MHD041A 144 NG0 UN

MHD041A144NG0UN

MHD04IA-I44-NG0-UN

MHDO41A-144-NGO-UN

mhd041a-144-ng0-un

MHD041A144NG0UN

MHD041A 144 NG0 UN

MHD41A-144-NG0-UN

Internal Product Review

The MHD041A-144-NG0-UN is a synchronous servo motor from Bosch Rexroth’s MHD series. It features a liquid-cooled housing, digital servo feedback (HSF) encoder, relative position detection, and a rotatable power connection over 270°. It is commonly used in printing, packaging, textiles and factory automation systems for precise motion control.