MKE098B-047-CP0-BUNN Bosch Rexroth Indramat
MPN: R911373340
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The Bosch Rexroth Indramat MKE098B-047-CP0-BUNN is a servo motor from the MKE Synchronous Motors series. It delivers a continuous torque of 12.0 Nm at standstill with a maximum torque of 43.5 Nm, and has a rated continuous current of 9.8 Amps. This motor features an optical multiturn absolute Hiperface encoder and weighs 18.0 kilograms without a holding brake.
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Product Description:
The MKE098B-047-CP0-BUNN is a servo motor for potentially explosive environments produced by Bosch Rexroth Indramat within the MKE Synchronous Motors series. Electrical connections are routed on the B-side through a terminal box, and the rotor transmits motion through a shaft with a DIN 6885 keyway. The unit is supplied without a holding brake, has a UL/CSA-compliant housing, and uses Class F insulation rated for 155 °C to tolerate elevated winding temperatures. It is intended for position- or speed-controlled axes in industrial automation where ignition-source-limited hardware is required.
At a 60 K winding temperature rise, the motor can deliver a continuous torque of 12.0 Nm while drawing 9.8 A RMS. This operating point comes from the 047 winding, which has an inductance of 1.20 mH and a resistance of 8.400 ohms. The copper stack also has a discharge capacity of 6.7 nF, which can affect drive-side filter selection. For dynamic control, the torque constant is 1.41 Nm/A and the back-EMF constant is 91.0 V/min⁻¹. Position feedback is provided by an optical multiturn absolute Hiperface encoder, model M1, with 128 increments per revolution. The sound pressure level during nominal operation is 61.8 ±3 dB[A].
For short bursts, the drive can supply a maximum torque of 43.5 Nm by allowing up to 44.3 A of current, and the mechanical output speed can rise to 4500 rpm. With that capability, the 18.0 kg rotor-stator assembly, which has a rotor moment of inertia of 0.00430 kg·m², supports rapid indexing without excessive load on the gear train. A shaft seal is fitted to limit oil or dust ingress, and rated operation is maintained across an ambient range of 0 to +40 °C. The B-side connection arrangement reduces wiring strain, while the optical encoder retains multiturn position data after power loss.
Frequently Asked Questions about MKE098B-047-CP0-BUNN:
Q: What is the maximum operating speed of the MKE098B-047-CP0-BUNN motor?
A: The MKE098B-047-CP0-BUNN has a maximum velocity of 4500 min⁻¹, supporting fast and controlled movement cycles.
Q: What type of encoder does the MKE098B-047-CP0-BUNN use and how many increments does it provide?
A: This model features an optical encoder with multiturn absolute Hiperface and 128 increments for precise feedback.
Q: How is the shaft on the MKE098B-047-CP0-BUNN configured?
A: The shaft is designed with a DIN 6885 keyway and includes a shaft seal for extra protection.
Q: Does the MKE098B-047-CP0-BUNN come with a holding brake?
A: This motor is manufactured without a holding brake, so it does not include braking functionality.
Q: What is the continuous current at standstill for the MKE098B-047-CP0-BUNN motor?
A: The continuous current at standstill (60K) for this model is 9.8 A, allowing for sustained operation at rated torque.