R911282789 (MKD112D-027-KP3-BN)
MKD Synchronous Motors
Technical Specifications
Product Type
Industrial automation technology motor
Peak Torque Usage
Optimal
Motor Speed
Extensive range
Start-Stop Motor Attribute
Responsive
Peak Torque Regulation
Drive controller regulated
Max Speed Regulation
DC link voltage regulated
Holding Brake
Drive controller regulated
Installation Directions
All possible directions
Encoder System Function
Controls motor speed and position accuracy
Weight
Lightweight
Protection Mechanism
IP65 against external contacts and intrusions
Housing Overtemperature
60K
Winding Overtemperature
100K
Connectors
Plug-in electric
Cooling System
Internal, natural convection, optional blower unit
Output Shafts and Directions
Multiple
Frequently Asked Questions
What are the implications of the 0.89 Nm/A torque constant on drive sizing for MKD112D-027-KP3-BN?
Its lower current per newton-meter reduces copper losses for a given torque demand for stabilizing thermal rise under continuous duty. It also relaxes inverter RMS current requirements to allow better utilization of the drive’s current headroom during transients.
Why is the 70 Nm holding brake valuable for vertical/Z axes on MKD112D-027-KP3-BN, and how is it controlled?
The spring-applied, electrically released brake provides gravity load retention during emergency stop and power loss. It expose a brake control output and interlocks that sequence release after field-oriented current is established.
How does a radial cooling path alter the continuous torque envelope versus natural-convection MKD112 variants?
Its radial airflow lowers thermal resistance from stator to ambient, cutting hot-spot temperature and extending the M-n continuous curve. It sustains higher duty at identical current to delay thermal limiting events.
With IP65 housing and a shaft seal, what ingress scenarios still require precautions for MKD112D-027-KP3-BN in food/packaging cells?
Its IP65 housing resists dust and directed jets but not immersion or high-pressure washdowns, its caustic agents can attack seals. It guarded spray zones and chemical-compatible shaft seals to maintain enclosure integrity.
Which drive platforms are typically paired with MKD112D-027-KP3-BN in brownfield and greenfield deployments?
The legacy lines use DIAX04 (HDD/HDS) over analog/SERCOS, its modern upgrades commonly adopt IndraDrive topologies while retaining MKD mechanics via feedback memory. This eases commissioning and parameterization across controllers.
Common Misspellings
MKD 112D-027-KP3-BN
MKD-112D-027-KP3-BN
MKD112D-O27-KP3-BN
MKD112D027KP3BN
MKD112D 027 KP3 BN
mkd112d-027-kp3-bn
Internal Product Review
The MKD series synchronous motor MKD112D-027-KP3-BN from Bosch is built with resolver feedback for position detection. Its construction provides maximum protection against external pollutants due to its IP65 sealing. This motor uses radial cooling and it comes with a 70 Nm brake support. Its torque value is 48 Nm at standstill and its torque constant stands at 0.89 Nm/A. It possesses 130 mm pilot to suit installation in packaging, gantry and material-handling lines.
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