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R911256098 (RAC 3.5-150-460-AP0-W1-220)

RAC Spindle Drive Controllers

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Expedited Lead Times on Select Parts
1 Year Warranty Included
Free Ground Shipping
The Bosch Rexroth R911256098 (RAC 3.5-150-460-AP0-W1-220) is an AC main spindle drive controller in the RAC series, designed to interface with frameless 1MB spindle motors for continuous power output between 10 and 30 kW. It features an internal position control loop, high-resolution INDRAMAT encoder support, and allows spindle feedback through an additional encoder input. The device operates at rated voltages of 3 x AC 400 V/50 Hz ±15% or 3 x AC 460 V, with control electronics supplied at AC 230 V/50–60 Hz. Rated current is 150 A, and the unit is equipped with an internal blower for cooling. The speed command input accepts analogue ±10 V signals. Operational temperature range is 5 to 45 °C, maximum installation altitude is 1000 m, and the unit includes an integrated mains contactor and emergency-stop circuits. Interface connection is provided via an X4, 9-pole terminal. Additional bleeders are not included.

Technical Specifications

Product Model
RAC 3.5-150-460-APO-W1-220

Motor Type
Frameless Spindle Motors

Power Supply
1MB

Motor Output Shaft
10 to 30 kW

Position Control
High Resolution Feedback

Maximum Resolution
1/4 000 000th of a Revolution

Supply Network
3 x AC 380 and 460V Voltage

Supply Voltage Rate for Control Electronics
AC 220V/50...60Hz

Operating Frequency
50/60Hz

Speed Set
+/- 10 Volts

Temperature Range
5 to 45 Degrees Celsius

Ideal Humidity Level
Class F

Physical Protection
Objects over 50mm Diameter

Cooling Method
Integrated Fan

Protection
Against Humidity.

Common Misspellings

Shipping & Payment Options
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Warranty
1-year-warranty
Indramat USA 1 Year Warranty
Repair
product repair We offer a repair service for the RAC 3.5-150-460-AP0-W1-220.
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