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R911258043 (1MR310B-A094)

1MB High-Speed Asynchronous Motors

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The R911258043 (1MR310B-A094) is a 1MR rotor designed for 1MB series frameless spindle motors from Bosch Rexroth, specifically for frame size 310 and length type B. This rotor features a step interference fit for precise assembly, with two closely positioned fitting surfaces of different diameters to ensure accurate alignment within the spindle. The rotor is equipped with balancing rings to meet vibration severity grade requirements as per DIN VDE 0530. It has a corrosion-resistant laminated core and conforms to protection category IP00, requiring external sealing in humid or misty environments. The rotor weighs 65 kg and has a moment of inertia of 0.477 kg·m².

Technical Specifications

Use
Direct Drives in Main Spindles

Frame Size
310

Frame Length
B

Fitting Surfaces
2

Balancing Method
Balancing Rings

Vibration Severity Grade Standard
DIN VDE 0530

Weight
65kg

Moment of Inertia
0.477kgm2

Laminated Core Feature
Protective Lacquer

Protection Category
IP 00

Suitable Atmospheres
Damp or Foggy with Protective Seals

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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.