MKD041B-144-KG1-KS Bosch Rexroth Indramat
MPN: R911299081
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The Bosch Rexroth Indramat MKD041B-144-KG1-KS is a servo motor from the MKD Synchronous Motors series, featuring an 82 mm flange size and a centering diameter of 50 mm. It provides 2.7 Nm of continuous torque at standstill, includes a holding brake with 2.2 Nm torque, and offers absolute position detection for over 4096 revolutions. The motor uses a resolver feedback with integrated encoder and has IP65 protection.
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Product Description:
The MKD041B-144-KG1-KS is a servo motor from Bosch Rexroth Indramat and belongs to the MKD Synchronous Motors series. Designed for medium-power automation axes, it works with compatible digital drive controllers to create a closed-loop system that can start, stop, and reverse with consistent repeatability. The motor converts three-phase electrical power into controlled rotary motion, making it suitable for indexing tables, handling robots, carton erectors, and compact machining modules where stable positioning and repeatable cycle timing are important. Its compact format also supports installations where available mounting space is limited.
The motor uses an 82 mm square mounting flange, and a 50 mm centering pilot helps seat the flange concentrically on the machine face. Electrical power, feedback, and brake conductors exit on side B through a sealed connection box, which helps keep cable routing orderly in compact enclosures. The 144 winding enables 2.7 Nm of continuous standstill torque within the motor’s thermal capability, supporting steady holding force and controlled low-speed operation. Shaft position is monitored by resolver feedback, allowing the controller to track rotor movement during acceleration, reversing, and precise positioning tasks.
The integrated holding brake provides 2.2 Nm of static torque to keep vertical or suspended loads from drifting when power is removed. An IP65 enclosure, a plain shaft with sealing against ingress, and F-class insulation allow operation in ambient temperatures from 0–40 °C without external cooling. The motor maintains a system precision of ±8 angular minutes, and position tracking extends beyond 4096 revolutions for applications that require repeatable motion over long travel sequences. Size 041 with length code B keeps the rotor package compact, which helps support responsive acceleration in coordinated multi-axis equipment.
Frequently Asked Questions about MKD041B-144-KG1-KS:
Q: What type of encoder and feedback does the MKD041B-144-KG1-KS motor use?
A: The MKD041B-144-KG1-KS motor is equipped with resolver feedback and an integrated encoder for position detection.
Q: Does the MKD041B-144-KG1-KS include a holding brake and what is its torque?
A: This model includes a holding brake with a torque rating of 2.2 Nm.
Q: What is the operating temperature range for the MKD041B-144-KG1-KS motor?
A: The permissible ambient temperature for this servo motor is between 0 and 40°C.
Q: What type of shaft does the MKD041B-144-KG1-KS have?
A: The shaft of the MKD041B-144-KG1-KS motor features a plain design and is fitted with a shaft seal.
Q: What level of environmental protection does the MKD041B-144-KG1-KS motor offer?
A: With a protection category of IP65, this motor is protected against dust and low-pressure water jets.