R911279155 (MHD071B-061-NP1-UN)
MHD Synchronous Motors
Technical Specifications
Motor Encoder
Digital Servo Feedback
Motor Frame Size
115mm Flange
Motor Winding
Factory assigned Code 61 type
Frame Length
8.0 Nm
Centering Diameter
95mm
Protection Degree
IP 65 specification
Cooling System
Natural Convection
Overload Protection
Real-time motor temperature monitoring
Frequently Asked Questions
How does liquid cooling affect the performance of the MHD071B-061-NP1-UN in continuous-duty applications?
Liquid cooling maintains stable winding temperatures, allowing sustained torque output without thermal derating. This is especially beneficial in high-duty cycles or enclosed systems with limited airflow.
How does the holding brake torque impact vertical axis applications?
The 5.0 Nm holding brake ensures secure load retention when power is off. This is essential for vertical axes to prevent mechanical drop or drift.
What effect does the 8.8 kg mass have on mounting and dynamic system behavior?
The moderate weight simplifies handling during installation and reduces inertia in dynamic systems. It also enables tighter integration in lightweight machine designs.
Does the MHD071B-061-NP1-UN support precise homing routines in indexing systems?
Yes, its relative digital encoder supports fine-grained position tracking during motion cycles. For absolute positioning, external referencing at startup is typically required.
Can this motor be deployed above sea level without affecting thermal ratings?
It’s rated for operation up to 1000 meters above mean sea level. Beyond that, cooling efficiency and derating must be calculated due to thinner air density.
Common Misspellings
MHD 071B 061 NP1 UN
MHD 071B-061-NP1-UN
MHD-071B-061-NP1-UN
MHD071B061NP1UN
MHD07IB-06I-NPI-UN
MHDO71B-O61-NP1-UN
MHD071B 061 NP1 UN
mhd071b-061-np1-un
MHD71B-061-NP1-UN
Internal Product Review
The Bosch Rexroth Indramat MHD071B‑061‑NP1‑UN is a liquid‑cooled synchronous servo motor designed for precise automation. Its 4 pole pairs allow speeds up to 6000 min⁻¹, and includes a 5.0 Nm holding brake. This model finds use in CNC machines, packaging lines, robotics, and high‑precision motion systems in industrial automation.
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