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R911256124 (RAC 2.3-200-380-API-W1)

RAC Spindle Drive Controllers

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Expedited Lead Times on Select Parts
1 Year Warranty Included
Free Ground Shipping

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1-888-551-3082

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[email protected]

The R911256124 (RAC 2.3-200-380-API-W1) is a Bosch Rexroth main spindle drive controller from the RAC 2 series. Engineered for CNC machine spindle control, it supports digital regulation of Rexroth Indramat AC spindle motors, enabling precise positioning with a maximum resolution of 1/4,000,000 revolutions. The unit operates on a 3-phase AC 400 V supply at 50-60 Hz, accommodates a 200 A rated current, and features an integrated fan for thermal management. It provides an incremental encoder output and a secondary encoder input for spindle feedback through high-resolution Indramat encoders. Installation within a control cabinet is recommended to meet environmental requirements, including safe operation up to 70% humidity as per DIN 40 040 class F without condensation.

Technical Specifications

Product Use
Main spindle drive controller

Control
Digital

Spindle Accuracy
1/4,000,000 revolutions

Mains Connection
Main Contactor

Emergency Stop
Integrated Stop Switch

Humidity Rating
Class F According to DIN 40040

Installation
Inside a control cabinet

Design Code
03

System Frequency
50-60 Hz

Current Rating
300A

Power Supply
3 phase A.C., 400 Volts

Additional Feature
Second motor feedback port

Extra Interface
Incremental encoder output

Cooling System
Inbuilt fan

Shipping
Worldwide

Common Misspellings

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 2.3-200-380-API-W1.

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North Carolina Office

Indramat USA
1620 Old Apex Road
Cary, NC 27513
USA

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

Indramat USA sells factory new 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.