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R911234784 (RAC 2.2-250-460-A00-Z1)

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 R911234784 (RAC 2.2-250-460-A00-Z1) is an AC main spindle drive controller from the Rexroth RAC 2 series, rated for 250 A with a connection voltage of 3 x AC 400 V, 50 Hz, ±15% or 3 x AC 460 V. It supports frameless spindle motors and Indramat main spindle motors, utilizing an analog (+/-10 V) speed command interface and an X4 terminal (9 poles), with no additional encoder input. The unit features a built-in internal blower for cooling, an integrated main contactor, emergency stop switch, high-resolution feedback for precise low-speed control, internal positioning control loops, and a four-quadrant operational capability. Configuration is handled via an AS programming module.

Technical Specifications

Current Rating
400 Amps

Additional Component
Bleeder

Interface
Analog

Additional Interfaces
None

Additional Encoder Inputs
None

Programming module
AS

Operation mode
Four-Quadrant

Internal Control Loops
Position Control Loop

Feedback
High-resolution

Integrated Components
Main contactor and emergency stop switch

Cooling
Internal fan and heat sink with air duct

Connection Cables
Ready-made.

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 2.2-250-460-A00-Z1.
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