RAC 4.1-400-460-L00-W1

RAC Spindle Drive Controllers

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The RAC 4.1-400-460-L00-W1 drive from Bosch Rexroth Indramat belongs to the RAC Spindle Drive Controllers series. It supports a rated connection voltage of 3×400 V 50 Hz (±15%) or 3×460 V, delivers a rated current of 400 A, and uses an internal blower with a built-in fan for cooling. Speed control is handled via a SERCOS interface with optical waveguide X4 terminals and a 10 V speed set-point. It operates without an additional bleeder.

Technical Specifications

Additional Bleeder
Without additional bleeder

Additional Encoder Input
Without additional encoder input

Cooling
Internal Blower / Built-in fan

Device Type
AC Main Spindle Drive Controller

Interface Terminal
X4, optical waveguides

Rated Connection Voltage
3 x AC 400 V, 50 Hz, +/-15% or 3 x AC 460 V

Rated Current
400 A

Series
4

Speed Command
SERCOS interface

Version
1

Frequently Asked Questions

Common Misspellings

Internal Product Review

The RAC 4.1-400-460-L00-W1 is an AC main spindle drive controller from the RAC Spindle Drive Controllers series, delivering reliable operation with a rated current of 400 A and connection voltage options of 3 x AC 400 V or 3 x AC 460 V. Its internal blower ensures effective cooling, while SERCOS interface compatibility streamlines high-speed communication. This controller is well-suited for demanding spindle drive applications requiring robust performance.