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R911291444 (MHD112D-027-PP0-RN)

MHD Synchronous Motors

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The Bosch Rexroth R911291444 (MHD112D-027-PP0-RN), a highly effective synchronous motor, is frequently used in automated machines and motion control systems. With an IP68 protection certification and F Class insulation, our motor is safeguarded against dust and water damage. Under surface cooling, it operates efficiently at 27.6 A of rated current and 133 Hz of rated frequency, producing 15.2 kW of power. Its inductivity and resistivity are 5.65 mH and 0.35 ohms respectively, and it possesses a voltage constant of 154.5 V/1000min-1 and a torque constant of 1.7 Nm/A at 20 degrees Celsius. The R911291444 (MHD112D-027-PP0-RN) features a power connection on the right side of the housing, suited for surface and natural cooling, and weighs 56 kilograms. It uses digital servo feedback and an integrated multiturn absolute encoder. Best performance is achieved when used within its specified environmental parameters.

Technical Specifications

Output Shaft
With Key and Sealing Ring

Protection Standard
IP68

Insulation Class
F

Power Generation (Surface Cooling)
15.2 KW

Rated Current
27.6 A

Rated Frequency
133 Hz

Winding Inductivity
5.65 mH

Winding Resistivity
0.35 ohms

Moment of Inertia
350 x 10-4 kgm2

Voltage Constant (at 20C)
154.5 V/1000min-1

Torque Constant (at 20C)
1.7 Nm/A

Constant Torque (Standstill Operation, Natural Cooling)
57 Nm

Continuous Current (Natural Cooling)
40.2 A

Power Connection
Right Side of Housing

Cooling Method
Surface and Natural

Weight
56 Kilograms

Thermal Time Constant (Surface Cooling)
40 Minutes

Thermal Time Constant (Natural Cooling)
90 Minutes

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1620 Old Apex Road
Cary, NC 27513, USA

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International: 1-919-443-0207

Fax: 1-919-867-6204

[email protected]

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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.