R911279161 (RAC 3.5-150-460-APS-Z1-220)

Name: R911279161 (RAC 3.5-150-460-APS-Z1-220)
Brand: Indramat Drives
SKU: RAC 3.5-150-460-APS-Z1-220
Price: 658.00 USD

RAC Spindle Drive Controllers

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The Bosch Rexroth MPN R911279161 (RAC 3.5-150-460-APS-Z1-220) is an AC main spindle drive controller engineered for numerically controlled machine tool spindle applications. It operates with a rated supply voltage of 3 x AC 400 V, 50 Hz, ±15% or 3 x AC 460 V, and delivers a rated current of 150 A. Key features include an additional bleeder for main voltage failure, an internal blower for cooling, and a high-resolution INDRAMAT encoder input for spindle feedback. The device integrates a serial RS 232-C interface for parameter management, supports an analogue ±10 V speed command, and complies with EN 60529/DIN VDE 0470, protection class IP10. The controller is supplied with a mechanical fitting kit and supports installation in varied climatic conditions.

Technical Specifications

Product Type
Main Spindle Drive Controller

Current Rating
150A

Rated Supply Voltage
3 x AC 380 ... 460V; 50 ... 60Hz

Speed Set Point
+/-10V analog speed set-point

Weather Resistance
Functions in cold or warm weather

Cooling Method
Built-in fan

Protection Class
IP 10

Regulatory Compliance
EN 60529 or DIN VDE 0470

Included Accessories
Mechanical fitting kit

Shipping Options
International via FedEx, UPS, DHL, and USPS.

Frequently Asked Questions

How is the RAC 3.5-150-460-APS-Z1-220 spindle drive controller cooled during operation?

The RAC 3.5-150-460-APS-Z1-220 features internal blower cooling with a built-in fan to maintain optimal operating temperature.

Does the RAC 3.5-150-460-APS-Z1-220 include an additional bleeder for energy dissipation?

This controller is equipped with an additional bleeder, enhancing its energy dissipation capabilities during braking cycles.

What is the rated current capacity of the RAC 3.5-150-460-APS-Z1-220 spindle drive controller?

It accepts a rated current of 150 A, supporting high-power spindle operation in demanding environments.

What type of encoder is supported by the RAC 3.5-150-460-APS-Z1-220 for spindle feedback?

This model uses a high-resolution INDRAMAT encoder for spindle feedback and precise position control.

Which speed command input range is compatible with the RAC 3.5-150-460-APS-Z1-220?

The analogue speed command input accepts a +/- 10 V signal for adjustable motor control commands.

Common Misspellings

RAC 35150460APSZ1220

RAC 3 5 150 460 APS Z1 220

Rac 3.5-150-460-aps-z1-220

Internal Product Review

The RAC 3.5-150-460-APS-Z1-220 is a Bosch Rexroth Indramat spindle drive controller with a robust 150 A rated current and support for 3-phase AC input at 400 V or 460 V. Integrated features such as an internal blower and built-in fan ensure effective thermal management during intensive spindle operation. The inclusion of an additional encoder input for spindle feedback makes this drive controller especially versatile for precision applications.