R911283189 (MKD112D-027-GP0-AN)
MKD Synchronous Motors
Technical Specifications
Product Type
Synchronous Motor
Cooling Options
Natural, Surface
Overtemperature in Surface Cooling
60K/100K
Overtemperature in Natural Cooling
60K, 100K
Rated Speed
2000 min-1
Rated Frequency
133 Hz
Rated Torque at 60K Overtemperature
27.3 Nm
Rated Current at 60K Overtemperature
12.7 Amps
Rated Performance at 60K Overtemperature
6.9 kW
Rated Voltage at 60K Overtemperature
331V
Rated Torque at 100K Overtemperature
41.5 Nm
Rated Current at 100K Overtemperature
20.7 amps
Rated Performance at 100K Overtemperature
11.3 kW
Rated Voltage at 100K Overtemperature
331 V
Rated Current in Surface Cooling
27.6 amps
Rated Torque in Surface Cooling
59.2 Nm
Rated Performance in Surface Cooling
15.2 kW
Rated Voltage in Surface Cooling
344V
Mechanical Data Mass
56kgs
Maximum Speed
3000 min-1
Theoretical Maximum Torque
187Nm
Rotor Moment of Inertia
350X10-4
Ambient Temperature
0 to 400C
Frequently Asked Questions
How does the MKD112D-027-GP0-AN’s resolver (RSF) feedback influence commutation accuracy and vibration at high speeds?
The analog resolver delivers continuous sine/cosine signals for precise field-oriented control, which smooths torque production across the 0–6000 rpm range and minimizes acoustic/torque ripple. Its encoder unit includes data memory that streamlines commissioning with Rexroth digital drives.
Why is IP65 with a shaft seal and keyway significant for the MKD112D-027-GP0-AN in particulate or splash environments?
The sealing scheme limits ingress for protecting bearings, windings and feedback connectors during wash-spray or airborne dust exposure, while the keyed shaft provides repeatable torque transmission for couplings or pulleys. It enables use on packaging, printing and handling lines.
What mechanical implications follow from motor size 112, length D, and “connection direction Side A” on the MKD112D-027-GP0-AN?
The 112-frame (≈192 mm flange class) aligns with common IEC patterns and Side A connections simplify dress-pack routing in cabinets or machine-sideways exits. Its bearings are specified to allow direct overhung mounting of pinions or pulleys when radial loads are respected.
What considerations arise when operating MKD112D-027-GP0-AN continuously at 6000 rpm near rated torque?
Its sustained operation close to rated speed and torque increases copper and iron losses necessitates attention to ambient cooling airflow and load cycle factors to prevent demagnetization and insulation fatigue.
How does the MKD112D-027-GP0-AN connection direction “Side A” influence cabinet design and field cabling?
The side-A routing dictates cable entry orientation, reducing bending stresses in vertical enclosures. It improves EMC compliance and simplifies parallel motor wiring in multi-axis systems sharing common feedthrough plates.
Common Misspellings
MKD 112D-027-GP0-AN
MKD-112D-027-GP0-AN
MKD112D-O27-GPO-AN
MKD112D027GP0AN
MKD112D 027 GP0 AN
mkd112d-027-gp0-an
Internal Product Review
The Bosch Rexroth’s MKD112D-027-GP0-AN servo motor is designed with a power rating of 16 kW and it delivers 75 Nm of torque. It operates up to a maximum speed of 6000 rpm at 400 V three-phase. It possesses IP65 sealing and RSF resolver feedback. This unit has a keyway shaft and its size is specified as 112, with length-D frame for easy integration across machine tools, packaging and printing lines in automation.
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