R911275591 (MHD112D-024-NP0-BN)
MHD Synchronous Motors
Technical Specifications
Motor Type
Synchronous Servo Motor
Inertia
Low
Torque to Inertia Mass Ratio
Excellent
Start-Stop Operation
High Repeat Frequencies
Feature
Maintenance-Free Operation
Bearing Capacity
High Radial Loads
Encoder System
Digital Servo Feedback
Encoder Type
Multi-Turn Absolute Encoder
Data Storage Capability
Yes
IP Rating
IP 65
Overload Capability
High
Usage
Safe in Adverse Environmental Conditions
Frequently Asked Questions
How does liquid cooling in the MHD112D-024-NP0-BN improve thermal headroom and duty?
It removes losses directly from the stator, sustaining torque density and minimizing thermal drift during extended cycles. It also shortens thermal time constants versus surface/natural cooling for aiding repeatability in tightly cycled automation cells.
What does digital servo feedback (HSF) with relative position detection enable in this motor?
It provides high-resolution incremental signals for smooth velocity loops and fine interpolation. Its relative detection simplifies homing strategies while preserving sub-revolution accuracy that is ideal for coordinated packaging cams and tool changers.
How does the 48.0 Nm continuous torque at standstill translate to real machine behavior?
The motor can hold and regulate torque for press fits, indexers and tension control without overheating under rated cooling. It enables torque-mode processes and crisp low-speed contouring.
What installation implications come from the size-112 frame, 192 mm flange, and 130 mm centering diameter?
These interfaces align with common IEC-style mounting plates, while the 130 mm pilot ensures concentricity for gearheads or belt drives. Its designers can reuse brackets across 112-frame MHD variants to streamline spares.
How do the keyed shaft and shaft seal on MHD112D-024-NP0-BN affect drivetrain reliability?
The keyway provides positive torque transmission per DIN practice for easing hub alignment under reversing loads. Its seal mitigates ingress and lubricant egress for supporting IP-rated service in dusty or wet machine bases.
Common Misspellings
MHD112D024NP0BN
MHD112D 024 NP0 BN
mhd112d-024-np0-bn
Internal Product Review
Bosch Rexroth produces the servo motor MHD112D-024-NP0-BN as a brake-less unit that provides 48 Nm standstill torque. It relies on digital servo feedback (HSF) with relative detection for aiding precise control. It is presented in a size-112 frame, 192 mm flange, 130 mm pilot, keyed sealed shaft and side-B power exit to suit packaging, machine-tool, printing and textile machines.
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