R911256084 (RAC 3.5-100-460-APD-W1-220)

Name: R911256084 (RAC 3.5-100-460-APD-W1-220)
Brand: Indramat Drives
SKU: RAC 3.5-100-460-APD-W1-220
Price: 275.00 USD

RAC Spindle Drive Controllers

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The R911256084 (RAC 3.5-100-460-APD-W1-220) is an AC Main Spindle Drive Controller developed for operation with rated currents up to 100 A and for voltage supplies of 3xAC 380V–460V at 50–60 Hz. Equipped with a built-in fan for internal cooling, it features an analog speed command input (+/-10 V), a digital position set-point interface using a 16-bit parallel input, and an additional encoder input supporting high-resolution spindle feedback. The unit is compatible with control electronics requiring 230 V AC, supports an interface terminal at X4 (9 poles), and is structured for optimal operation at ambient temperatures from 5°C to 45°C and elevations up to 1000 meters. Protection conforms to IP10 as per EN 60529.

Technical Specifications

RAC Model
3.5-100-460-APD-W1-220

Rated Current
100A

Rated Supply Voltage
3xAC 380V-460V, 50-60Hz

Interface
Default analog with additional encoder input

Additional Position Set-Point
Digital (16 bit parallel)

Inbuilt Fan
Yes, for inside cooling

Optional Cooling Methods
Outside or hose

Assembly Kit
Included

Hose
Not included

Rated Supply Voltage for Fan
AC 220V/50-60 Hz

Additional Bleeder
Not included

Optimal Ambient Temperature
5-45C

Max Ambient Temperature
55C

Max Operational Elevation
1000m

Permissible Ambient Humidity
Class F, as per DIN 40 040

Protection Category of Unit
IP 10, as per EN 60 529

Protection Category of Control Cabinet Interior
IP 54

Protection Category of Fan
IP 24

Standardized Electrical Connections
Yes

Three-phase supply network pre-installed
Yes

Mains Contactor and Emergency Stop Circuit
Included

Shipping
Global

Frequently Asked Questions

What type of speed command input does the RAC 3.5-100-460-APD-W1-220 spindle drive accept?

The RAC 3.5-100-460-APD-W1-220 supports analogue speed commands of +/- 10 V for precise spindle control.

What is the rated connection voltage of the RAC 3.5-100-460-APD-W1-220 spindle drive controller?

This drive operates with a rated connection voltage of 3 x AC 400 V at 50 Hz (±15%) or 3 x AC 460 V.

How is the RAC 3.5-100-460-APD-W1-220 spindle drive controller cooled?

Cooling is achieved by an internal blower or built-in fan to manage thermal loads during operation.

What purpose does the additional encoder input serve on the RAC 3.5-100-460-APD-W1-220 drive controller?

The controller features one additional encoder input dedicated to spindle feedback applications.

What is the rated current of the RAC 3.5-100-460-APD-W1-220 spindle drive controller?

The RAC 3.5-100-460-APD-W1-220 delivers a rated current output of 100 A for spindle operation.

Common Misspellings

RAC 35100460APDW1220

RAC 3 5 100 460 APD W1 220

Rac 3.5-100-460-apd-w1-220

Internal Product Review

The RAC 3.5-100-460-APD-W1-220 is a robust AC main spindle drive controller from Bosch Rexroth Indramat, featuring a high 100 A rated current and compatibility with 3 x AC 400 V or 3 x AC 460 V input. It supports high-resolution spindle feedback through an additional encoder input and uses a built-in fan for reliable internal cooling. This model delivers stable, high-capacity spindle drive control ideal for demanding industrial environments.