R911256107 (RAC 3.5-150-460-D0I-W1-220)

RAC Spindle Drive Controllers

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The Bosch Indramat R911256107 (RAC 3.5-150-460-D0I-W1-220) is an AC main spindle drive controller designed for continuous outputs up to 35 kW and peak outputs up to 40 kW. It operates with a rated connection voltage of 3 x AC 400 V, 50 Hz (±15%) or 3 x AC 460 V, and supports a rated current of 150 A. Cooling is achieved via internal blower or built-in fan, with protection categories varying among IP 10, IP 24, or IP 54 based on configuration. The unit supports speed set-points via analog and digital interfaces, features a 16-bit parallel digital speed command, and a 10V speed set-point. An incremental encoder output is available, while additional encoder input is not included. The controller offers error diagnosis, drive braking, and power shutdown functions, and integrates an internal emergency stop circuit.

Technical Specifications

Continuous Controller Output
35kW

Peak Controller Output
40kW

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

Emergency Stop Circuit
Available

Cooling
Air Shaft

Additional Cooling Options
Outside Air, Hose (separate purchase)

Mounting Kit
Included

Operation Temperature
5-45 degrees Celsius (80% performance at 55 C)

Maximum Installation Altitude
1km

Interface Options
Analog, Digital, SERCOS (digital for this model)

Additional Encoder Input
Available

AS Programming Modules
Standard or Custom (additional fee)

Protection Category
IP 10 (DIN VDE 0470 standards)

Fan Protection Rating
IP 24

Interior Cabinet Protection Rating
IP 54

Fault Diagnosis
Standard

Repairs and Exchange Services
Available

Global Shipping
Available

Frequently Asked Questions

Common Misspellings

Internal Product Review

The RAC 3.5-150-460-D0I-W1-220 is an AC main spindle drive controller from the Bosch Rexroth Indramat RAC series, featuring a rated current of 150 A and flexible connection voltage options of 3 x AC 400 V or 460 V. Reliable cooling is ensured by an internal blower, and the unit is equipped with an incremental encoder output for enhanced feedback. This controller is well-suited for demanding spindle drive applications requiring dedicated performance.

1620 Old Apex Road
Cary, NC 27513, USA

Toll Free: 1-888-551-3082
International: 1-919-443-0207

Fax: 1-919-867-6204

[email protected]

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Warranty

Indramat USA 1 Year Warranty

Repair

We offer a repair service for the RAC 3.5-150-460-D0I-W1-220.

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Want to sell your RAC 3.5-150-460-D0I-W1-220?

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North Carolina Office

Indramat USA
1620 Old Apex Road
Cary, NC 27513
USA

Phone

Toll Free: 1-888-551-3082
International: 1-919-443-0207

Indramat USA sells unused surplus and pre-owned surplus products and maintains channels to procure supply. Indramat USA is not affiliated with nor an authorized distributor or representative of any manufacturers, brands or products listed. Designated trademarks, brand names, and brands appearing herein are the property of their respective owners.