MKD112B-048-GP1-BN
MKD Synchronous Motors
The Bosch Rexroth Indramat MKD112B-048-GP1-BN from the MKD Synchronous Motors series is a precision-engineered Synchronous Servo Motor built for demanding motion control applications where reliability and dynamic response are critical. This compact drive unit combines a standardized motor size 112 envelope with a slender motor length B housing and a precision-machined flange size 192 mm, allowing flexible integration into multi-axis systems and tight machine geometries. It carries the factory-assigned winding code 048 to ensure consistent thermal characteristics and performance across production batches. The integrated high-resolution resolver feedback (RSF) encoder delivers accurate relative position detection, facilitating smooth trajectory control in robotics, pick-and-place, and packaging machinery.
At standstill, the MKD112B develops a continuous torque at standstill of 28.0 Nm, rising to a max torque of 70 Nm during dynamic transients, which provides ample force for inertia-heavy loads and rapid stop-start cycles. It operates up to a nominal speed of 3000 RPM and draws a peak max current of 54 A under full-load conditions, enabling fast acceleration and high-frequency positioning. Encased in a rugged IP65 protection type enclosure and equipped with a resilient shaft seal, the motor withstands water spray and particulate ingress, making it suitable for washdown or dusty production environments. The precision-ground shaft with keyway and standardized output connector ensure foolproof mechanical coupling and simple electrical interfacing, reducing assembly time and minimizing error.
For safe hold and emergency stopping, the integrated holding brake applies up to 22 Nm of spring-applied torque, locking the shaft instantly on power loss or controlled stop sequences. With other designs set to none, this motor arrives ready-to-install without the need for custom adaptions, simplifying spare parts management and maintenance logistics. Overall, the MKD112B-048-GP1-BN delivers a compelling balance of compact dimensions, high power density, and durable protection, making it an ideal choice for machine builders seeking standardized, high-performance servo solutions.
Technical Specifications
Shaft Design
Shaft with keyway
Shaft Seal
Yes
Holding Brake
With holding brake
Holding Brake Torque
22 Nm
Other Designs
None
Encoder Type
Resolver feedback (RSF)
Position Detection
Relative
Continuous Torque at Standstill
28.0 Nm
Motor Length
B
Motor Size
112
Flange size
192 mm
Connection Type
Output connector
Product type
Servo Motor
Winding Code
048
Protection Type
IP65
Max Torque
70 Nm
Motor Type
Synchronous Servo Motor
Nominal Speed
3000 RPM
Max Current
54 A
Frequently Asked Questions
How does MKD112B-048-GP1-BN handle transient loading during fast moves?
It reaches 70 Nm maximum torque. That headroom absorbs short, high-inertia events, enabling crisp acceleration while maintaining commanded velocity and limiting current spikes that could stress the drive or cabling.
What continuous rotational capability frames application sizing for MKD112B-048-GP1-BN?
It runs at 3000 RPM nominal speed. This steady-state rating supports reliable thermal behavior in continuous traverses, protecting winding insulation while delivering predictable feed rates and throughput.
How is electrical infrastructure chosen for MKD112B-048-GP1-BN?
It draws 54 A maximum current. This defines protective device coordination, busbar sizing, and conductor gauge while ensuring dynamic reserves for aggressive profiles without nuisance tripping during accelerations.
What provides secure retention during shutdown on MKD112B-048-GP1-BN?
It employs a 22 Nm holding brake. The brake clamps the shaft in power-off conditions, safeguarding vertical axes and preventing tool drop or part movement during maintenance.
How does MKD112B-048-GP1-BN simplify wiring changes in modular cells?
It features an output connector. Standardized plugs support repeatable assembly, faster changeovers, and reduced wiring errors when swapping identical motors across multiple machine stations.
Common Misspellings
MKD 112B-048-GP1-BN
MKD-112B-048-GP1-BN
MKD112B-O48-GP1-BN
MKD112B048GP1BN
MKD112B 048 GP1 BN
mkd112b-048-gp1-bn
Internal Product Review
The Bosch Rexroth's MKD112B-048-GP1-BN focuses on uptime with IP65 protection, keeping dust and water spray away from critical internals. The resolver encoder enables clean servo loops with a keyed shaft that simplifies rigid coupling.
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