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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

1MR310BA094

1MR310B A094

1mr310b-a094

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Warranty

1-year-warranty
Indramat USA 1 Year Warranty

Repair

product repair We offer a repair service for the 1MR310B-A094.

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