MKE118B-024-PP1-KE4 Bosch Rexroth Indramat
MPN: R911299388
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The Bosch Rexroth Indramat MKE118B-024-PP1-KE4 is a servo motor designed for potentially explosive areas and is part of the MKE Synchronous Motors series. This motor provides a maximum torque of 102.0 Nm, continuous torque at standstill of 28.0 Nm, and operates with a maximum velocity of 4000 min⁻¹. It features a holding brake with 32 Nm torque, uses a shaft with DIN 6885 keyway, and weighs 45.0 kg without the brake.
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Product Description:
The MKE118B-024-PP1-KE4 is a synchronous servo motor built by Bosch Rexroth Indramat for the MKE Synchronous Motors series. Classified as a servo motor for potentially explosive areas, it is intended for precise position and speed control on production lines installed in hazardous zones where flammable gases or dusts may be present. Its ATEX-compliant housing and integrated holding brake make it suitable for pumps, mixers, or material-handling axes that must stop safely and remain stationary when power is removed.
This motor delivers a continuous standstill torque of 28.0 Nm while drawing 15.3 A, allowing stable low-speed operation without overheating when the winding temperature is 60 K above ambient. For short duty cycles, it can reach a peak torque of 102.0 Nm, and the rotor can accelerate to 4000 rpm to match fast indexing requirements. A torque constant of 2.12 Nm/A links drive current to mechanical output and supports predictable torque control. The 024 stator winding has a resistance of 7.60 Ω and an inductance of 0.580 mH at 20 °C, which affect copper losses and dynamic current response. Top-mounted power terminals sit in a sealed terminal box with cable entries sized from 13 mm to 16 mm, so armored leads can be routed upward inside flame-proof conduit. The shaft has a DIN 6885 keyway and a contact seal that helps keep lubricant inside and dust out. A discharge capacity of 10.3 nF directs static charges away from the bearings, and the insulation system uses Class 155 (F) thermal protection.
A holding brake rated at 32 Nm anchors vertical loads, and the drive can tolerate up to 69.1 A RMS during rapid acceleration. System inertia calculations use the rotor value of 0.01940 kgm² to estimate settling times and help avoid resonance. Installation limits include an ambient range of 0 to 40 °C and a sound pressure level of 61.1 dB(A) ±3 dB for acoustic planning. Without the brake, the unit weighs 45.0 kg, and its voltage constant of 130.0 V/rpm indicates the back EMF the drive must overcome during regenerative events.
Frequently Asked Questions about MKE118B-024-PP1-KE4:
Q: What is the usable ambient temperature range for the MKE118B-024-PP1-KE4 motor?
A: The MKE118B-024-PP1-KE4 operates at ambient temperatures between 0 and +40 °C.
Q: Does the MKE118B-024-PP1-KE4 motor have a holding brake and what is its torque?
A: This model is equipped with a holding brake providing 32 Nm of holding brake torque.
Q: What is the highest operating velocity of the MKE118B-024-PP1-KE4?
A: The maximum speed for this servo motor is 4000 min⁻¹.
Q: What type of shaft and sealing does the MKE118B-024-PP1-KE4 provide?
A: The shaft of this motor features a DIN 6885 keyway and is fitted with a shaft seal.
Q: Does the MKE118B-024-PP1-KE4 meet any specific housing compliance standards?
A: This product complies with ATEX housing standards for use in potentially explosive areas.