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R911249772 (1MR310B-A094/S026)

1MB High-Speed Asynchronous Motors

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The R911249772 (1MR310B-A094/S026) is an Indramat motor rotor engineered for precise kinetic energy transfer within advanced industrial drive systems. Manufactured from high-strength silicon steel, it features a high-precision laminated core and achieves a balance quality grade of G2.5. The rotor is suitable for press-fit mounting in 1PH series motors and employs an internal cooling method with special grease-lubricated ball bearings to minimize friction and heat generation. Technical characteristics include a rotor weight of 54.2 kg, rotor inertia of 0.477 kg·m², rated torque of 340 Nm, and maximum operating speed of 3200 rpm. The rotor operates with an insulation class F, supports up to 3.8 kW power loss at full speed, features 3 pole pairs, and a stator winding inductance of 1.85 Ω (6-coil winding). It is designed for efficient performance in environments with ambient temperatures up to 50°C and a maximum operating temperature of 155°C.

Technical Specifications

Rotor Type
Motor Accessory

Rotational Efficiency
95 percent

Weight
63.3 kilograms

Rotor Inertia
0.477 kilograms per meter square

Maximum Motor Input Current
81.0 amperes

Maximum Speed
8000 revolutions per minute

Power Output
28.5 kilograms

Temperature Limit
50 degrees Celsius.

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1620 Old Apex Road
Cary, NC 27513, USA

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

Fax: 1-919-867-6204

[email protected]

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North Carolina Office

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.