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R911403128 (MKE118B-024-DG1-UUN)

MKE Synchronous Motors

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The Bosch Rexroth synchronous motor R911403128 (MKE118B-024-DG1-UUN) is a four-pole, brushless, permanent magnet servo motor designed for applications in potentially explosive areas. It has a rotor moment of inertia of 0.01940 kgm² and weighs 45 kg. The device includes a 32 Nm holding brake for shaft stability when de-energized and a multiturn-absolute Endat2.1 optical encoder with 2,048 increments, supporting closed-loop control. Connection is via a terminal box positioned at the bottom, with housing compliant to UL/CSA standards. The motor supports a plain shaft with shaft seal, features a maximum torque of 102 Nm, and a torque constant of 2.12 Nm/A at 20°C. The winding inductivity is 0.580 mH. Rated for IP65 protection, it operates optimally from 0 to 40°C, with its maximum surface temperature suitable for the T4 temperature class per EN 60079-0:2009.

Technical Specifications

Technology
Brushless, Permanent Magnet

No. of Pole Pairs
4

Rotor Moment of Inertia
0.01940 kgm2

Weight
45 kg

Sound Pressure Level
61.1 db

Retaining Brake Torque
32 Nm

Retaining Brake Voltage
24 Volts DC

Encoder Type
Multiturn-Absolute Endat2.1

Encoder Increments
2048

Protection Level
IP 65

Peak Torque
102 Nm

Peak Current
69.1 A

Maximum Inductivity
0.580 mH

Ambient Air Temperature
0 to 40 degrees Celsius

Electrical Connection Position
Bottom

Surface Temperature Category
T4

Adherence to Standards
EN 60079-0:2009

Cable Entry Diameter
Meets US standards

Shipping
Global.

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1620 Old Apex Road
Cary, NC 27513, USA

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Indramat USA
1620 Old Apex Road
Cary, NC 27513
USA

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International: 1-919-443-0207

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