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R911279212 (MHD112C-058-PP3-BN)

MHD Synchronous Motors

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The Bosch Rexroth R911279212 (MHD112C-058-PP3-BN) is an advanced MHD series industrial motor equipped with diverse specifications for various operating conditions and cooling methods. For natural convection at 60K and 100K overtemperature, it offers continuous torque at standstill of 38 Nm and 43.5 Nm respectively. The rated speed ranges from 2000 RPM to 3500 RPM under these conditions, while the power output varies from 3.9 kilowatts to 8 kilowatts. Surface cooling at 60/100K overtemperature delivers a continuous standstill torque of 57 Nm with a rated speed of 3500 RPM and a power output of 19.4 kilowatts. The R911279212 (MHD112C-058-PP3-BN) comes with an integrated multiturn absolute encoder, supporting digital servo feedback and a maximum motor speed of 4500 RPM. It incorporates a 70 Nm holding brake, a key and shaft seal on the main shaft, and a power connector on side B of the housing. Installation should be carried out by qualified technical personnel.

Technical Specifications

Cooling Methods
Natural Convection, Surface Cooling

Natural Convection 60K overtemperature specs
Continuous Torque at Standstill: 38 Nm

Standstill Current
79.8 Amps

Rated Speed
3500 RPM

Rated Torque
43.5 Nm

Rated Current
43 Amps

Power Output
19.4 kilowatts

Time Constant
40 minutes

Recommended Power Wire Cross-Section
16 mm2

Natural Convection 100K overtemperature specs
Continuous Torque at Standstill: 43.5 Nm

Surface Cooling 60/100K overtemperature specs
Continuous Torque at Standstill: 57 Nm

Maximum Motor Speed
4500 RPM

Holding Brake
70 Nm

Main Shaft
Includes Key and Shaft Seal

Power Connector Location
Side B of housing

Installation
By Qualified Technical Personnel Only

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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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Toll Free: 1-888-551-3082
International: 1-919-443-0207

Indramat USA sells factory new and pre-owned surplus products and maintains channels to procure supply. Indramat USA is not affiliated with nor an authorized distributor or representative of any manufacturers, brands or products listed. Designated trademarks, brand names, and brands appearing herein are the property of their respective owners.