R911256104 (RAC 3.5-150-460-A0S-Z1-220)

Name: R911256104 (RAC 3.5-150-460-A0S-Z1-220)
Brand: Indramat Drives
SKU: RAC 3.5-150-460-A0S-Z1-220
Price: 957.00 USD

RAC Spindle Drive Controllers

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The R911256104 (RAC 3.5-150-460-A0S-Z1-220) is a Rexroth Indramat RAC series AC main spindle drive controller designed for precise spindle motor operation. It operates at a rated connection voltage of 3 x AC 400 V, 50 Hz, ±15% or 3 x AC 460 V, supporting a rated current of 150 A. The controller provides a speed command via an analog ±10 V set point and utilizes a serial interface RS 232-C. Cooling is achieved through an internal blower and built-in fan. The device features an integrated heat sink, supports an interface terminal X4 with 9 poles, and operates without an additional encoder input. The unit weighs 120 kg, with approximately 4 kg for additional equipment.

Technical Specifications

Power Output Configuration
Configurable

Synchronization
High stiffness and broad speed range

Power Connector Type
Three-phase

Temperature Control
Built-in fan and heat sink

Resolution
1/4000000th of a revolution

Rated Current
150 Amperes

Speed Set Point
Analog 10 Volt

Additional Encoder
No

Built-in Serial Interface
RS 232 C

Contains Bleeder Resistor
Yes

Weight
120 kilograms

Installation Accessories Weight
Approximately 2 kilograms

Mounting Frame Weight
Approximately 1.7 kilograms

Frequently Asked Questions

What is the rated current for the RAC 3.5-150-460-A0S-Z1-220 spindle drive controller from Bosch Rexroth Indramat?

The RAC 3.5-150-460-A0S-Z1-220 operates with a rated current of 150 A for its main spindle drive applications.

What are the rated connection voltage options for the RAC 3.5-150-460-A0S-Z1-220 AC spindle drive controller?

This model supports a rated connection voltage of either 3 x AC 400 V (50 Hz, +/-15%) or 3 x AC 460 V.

How is the RAC 3.5-150-460-A0S-Z1-220 drive controller cooled when in use?

The RAC 3.5-150-460-A0S-Z1-220 uses an internal blower with a built-in fan for cooling purposes during operation.

Does the RAC 3.5-150-460-A0S-Z1-220 include an additional bleeder for energy management?

An additional bleeder is included with the RAC 3.5-150-460-A0S-Z1-220.

What type of additional interface is provided on the RAC 3.5-150-460-A0S-Z1-220 spindle drive controller?

A serial interface RS 232-C is available on this model, allowing for serial communication integration.

Common Misspellings

RAC 22150380A00W1

RAC 35150460A0SZ1220

RAC 3 5 150 460 A0S Z1 220

Rac 3.5-150-460-a0s-z1-220

Internal Product Review

The RAC 3.5-150-460-A0S-Z1-220 is an AC main spindle drive controller from Bosch Rexroth Indramat, offering robust operation with a 150 A rated current and support for 3 x AC 400 V or 460 V input. Featuring an internal blower for efficient cooling and a reliable RS 232-C serial interface, this unit is well-suited for demanding industrial spindle applications. The addition of a built-in bleeder enhances safety and performance in high-load environments.