RAC 3.5-150-460-A0I-W1-220

RAC Spindle Drive Controllers

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The RAC 3.5-150-460-A0I-W1-220 AC Main Spindle Drive Controller from Bosch Rexroth Indramat’s RAC Spindle Drive Controllers series offers high-performance spindle regulation. It accepts 3x AC 400 V 50 Hz (±15%) or 3x AC 460 V, delivers up to 150 A rated current, uses an internal blower with built-in fan cooling, and features analogue (±10 V) speed command. The controller provides a 9-pole X4 interface terminal, an incremental encoder output, and an integrated emergency-stop circuit. It operates from +5 to +45 °C and supports elevations up to 1000 m MSL.

Technical Specifications

Additional Bleeder
Without additional bleeder

Additional Encoder Input
Without additional encoder input

Additional Interface
Incremental encoder output

Device Type
AC Main Spindle Drive Controller

Interface Terminal
X4, 9 poles

Rated Connection for Control Electronics
AC 230 V / 50-60 Hz

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

Rated Current
150 A

Series
3

Speed Command
Analogue (+/- 10 V)

Version
5

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Internal Product Review

The RAC 3.5-150-460-A0I-W1-220 is a robust AC main spindle drive controller from the Bosch Rexroth Indramat RAC series, designed for demanding industrial spindle applications. Featuring a rated current of 150 A and support for 3 x AC 400 V or 460 V input, this controller delivers stable, high-capacity performance. The incremental encoder output and analogue speed command interface provide precise control, making this unit a reliable choice for advanced drive systems.