MKE098B-047-NG0-BUNN Bosch Rexroth Indramat
MPN: R911321082
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The Bosch Rexroth Indramat MKE098B-047-NG0-BUNN is a servo motor for potentially explosive areas and is part of the MKE Synchronous Motors series. It has a maximum torque of 43.5 Nm, maximum velocity of 4500 rpm, and a weight of 18 kg. The motor features UL/CSA housing compliance, a plain shaft with shaft seal, and operates with a continuous current at standstill of 9.8 A.
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Product Description:
The MKE098B-047-NG0-BUNN is a three-phase synchronous servo motor produced by Bosch Rexroth Indramat for the MKE Synchronous Motors series. It is intended for potentially explosive areas and can drive rotary equipment in paint lines, chemical mixers, and other hazardous-zone machinery while meeting UL and CSA housing provisions. In automation systems, the unit converts commanded drive current into controlled torque for accurate positioning without creating ignition sources. Its 047 winding code and plain shaft match the electrical and mechanical layout used for this motor type.
At standstill, the motor delivers a continuous torque of 12.0 Nm with a continuous current of 9.8 A. For short bursts, it can reach 43.5 Nm, which helps axes overcome momentary load spikes. Rotor design supports a top speed of 4500 rpm, and a torque constant of 1.41 Nm/A lets the drive calculate current setpoints directly. The B-side terminal box connection simplifies cable routing, and a shaft seal helps block oil ingress at the plain shaft, which has a frontal centering hole. Electrical values include 8.400 Ω of resistance and 1.20 mH of inductance, which affect current ripple. Rated service spans 0 °C to +40 °C with airborne noise limited to 61.8 dB(A), and the unit is supplied without a holding brake.
Rotor inertia is 0.00430 kg·m², which enables fast positioning without excessive overshoot when paired with servo controllers that can furnish up to 44.3 A RMS during transient events. A back-EMF constant of 91.0 V/min⁻¹ assists the drive in estimating speed during coast functions, and the 6.7 nF discharge capacity is relevant to EMC filtering at the terminal box. Total mass, excluding any brake, is 18.0 kg, providing a stable mounting base within a compact installation envelope. The motor uses insulation class 155 (F) and a DIN 332 “DS” shaft thread for sealed Class I Division 2 enclosures.
Frequently Asked Questions about MKE098B-047-NG0-BUNN:
Q: Does the MKE098B-047-NG0-BUNN motor include a holding brake?
A: The MKE098B-047-NG0-BUNN operates without a holding brake installed.
Q: What is the continuous standstill torque rating of the MKE098B-047-NG0-BUNN?
A: This motor can deliver a continuous torque of 12.0 Nm when stationary at 60K.
Q: What is the maximum velocity of the MKE098B-047-NG0-BUNN synchronous motor?
A: The maximum velocity supported by this motor is 4500 min⁻¹.
Q: What shaft configuration does the MKE098B-047-NG0-BUNN motor feature?
A: A plain shaft with a frontal centering hole and a DIN 332 compliant 'DS' thread is used on this model.
Q: Which housing standards does the MKE098B-047-NG0-BUNN motor comply with?
A: The MKE098B-047-NG0-BUNN has a housing standard that is compliant with UL/CSA regulations.