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R911244273 (RAC 2.2-250-460-D00-W1)

RAC Spindle Drive Controllers

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Expedited Lead Times on Select Parts
1 Year Warranty Included
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Expedited Lead Times on Select Parts
1 Year Warranty Included
Free Ground Shipping
The R911244273 (RAC 2.2-250-460-D00-W1) is an AC main spindle drive controller from Bosch Rexroth designed for precise position and speed regulation in industrial automation applications. It operates at rated voltages of 3 x AC 400 V (50 Hz, ±15%) or 3 x AC 460 V, supporting asynchronous and frameless motors such as the 1MB and 2AD series with power outputs between 30 kW and 52 kW. The controller supports a rated current of 250 A and features digital 16-bit parallel speed command input, a 10V speed set-point, and an X4 interface terminal with 25 poles. It offers position feedback resolution of 1/4,000,000 revolutions, utilizes an internal blower for cooling, and includes integrated safety functions such as an emergency stop and a mains contactor. Operating temperature is specified from 5 °C to 45 °C. Additional encoder input and additional bleeder are not included in this version.

Technical Specifications

Compatible With
Asynchronous and frameless motors

Continuous Power Output Range
30kW to 52 kW

Resolution
1/4 000 000 revolutions

Power Supply
Three-phase

Safety Features
Emergency stop feature, Integrated mains contactor

Temperatrue Range for Optimum Performance
5C to 45C

Shipping
Global

Common Misspellings

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Warranty
1-year-warranty
Indramat USA 1 Year Warranty
Repair
product repair We offer a repair service for the RAC 2.2-250-460-D00-W1.
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