MHD071B-061-NG1-UN
MHD Synchronous Motors
Technical Specifications
Holding Brake
With holding brake
Holding Brake Torque
5.0 Nm
Housing Cooling Type
Liquid cooling
Encoder Type
Digital servo feedback (HSF)
Type of Position Detection
Relative
Continuous Torque at Standstill
8.0 Nm
Motor Length
B
Flange size
115 mm
Motor Size
071
Shaft Design
Plain shaft
Shaft Seal
Yes
Power Connection Type
Power and feedback connectors
Product Type
Servo Motor
Winding Code
061
Housing design
For natural convection or surface cooling
Manufacturer
Bosch Rexroth
Mounting
Flange
Protection rating
IP65
Weight
8.8 kilograms
Frequently Asked Questions
Does the IP65 rating make this motor suitable for outdoor use?
IP65 protects against dust and low-pressure water jets, making it viable for damp or dusty indoor environments. However, extended outdoor use would require additional sealing or protective housing.
How does the digital servo feedback (HSF) encoder affect precision control?
The HSF encoder provides high-resolution relative position feedback, supporting precise velocity and torque control in dynamic applications. It improves closed-loop responsiveness and system tuning flexibility.
What are the implications of using a plain shaft with a shaft seal?
A plain shaft allows for tight coupling with fewer mechanical complexities. The integrated shaft seal helps prevent lubricant loss and contaminant ingress at the mounting interface.
Is the MHD071B-061-NG1-UN suitable for vertical mounting applications?
Yes, with its holding brake providing 5.0 Nm torque, it can securely hold vertical loads at standstill. This makes it reliable for Z-axis or lift systems in automated setups.
What type of environment requires surface cooling instead of natural convection?
Surface cooling is ideal in high-power or enclosed systems where passive airflow is limited. It relies on conductive heat transfer to external frames or heatsinks.
Common Misspellings
MHD 071B 061 NG1 UN
MHD 071B-061-NG1-UN
MHD-071B-061-NG1-UN
MHD071B061NG1UN
MHD07IB-06I-NGI-UN
MHDO71B-O61-NG1-UN
MHD071B 061 NG1 UN
mhd071b-061-ng1-un
MHD71B-061-NG1-UN
Internal Product Review
The MHD071B‑061‑NG1‑UN is a synchronous servo motor from Bosch Rexroth’s MHD series. It provides digital HSF feedback, and liquid cooling with a sealed plain shaft on a 115 mm flange. Its housing is rated IP65, enabling protection against dust and water jets and supports natural convection or surface cooling.
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