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

RAC Spindle Drive Controllers

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The R911256124 (RAC 2.3-200-380-API-W1) is a RAC 2 series main spindle drive controller from Bosch Rexroth, used widely across CNC machine industries. It facilitates digital control of Rexroth Indramat spindle AC motors, even at low speeds. Features include a precision spindle positioning loop up to 1/4,000,000 revolutions, a mains contactor for electrical connection and an emergency stop functioning in power outages. The device operates safely in up to 70% humidity, as per DIN 40 040 class F, but condensation should be avoided. Installation inside a control cabinet is advised for optimal conditions; guidelines can be found in the product documentation. The R911256124 (RAC 2.3-200-380-API-W1)’s design code is 03, it operates at a 50-60 Hz system frequency, and it runs at 300A on a 3-phase AC supply of 400 volts. It allows secondary motor feedback input and offers incremental encoder output. It comes with an integral fan for cooling. Purchase includes a 1-year warranty.

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

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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.