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R911270421 (RAC 2.3-200-460-LQ0-W1)

RAC Spindle Drive Controllers

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The Bosch Rexroth MPN R911270421 (RAC 2.3-200-460-LQ0-W1) is a main spindle drive controller engineered for digital control of frameless and asynchronous spindle motors. It provides speed command ramping, smoothing, power and torque limiting, automatic speed shifting, and spindle positioning. With a 300 A current rating and operable as a main spindle, master-slave, or c-axis drive, it connects directly to 3 x AC 400 V, 50 Hz ±15% or 3 x AC 460 V power. The device features an internal blower, SERCOS fiber optic interface for data processing, optical waveguide terminal (X4), a 10V speed set-point input, and IP54 protection when installed appropriately. Weight is 121 kg excluding accessories and mounting frame.

Technical Specifications

Control Type
Digital

Current Rating
300 amps

Connection Voltage
3x400 Volts AC

Weight
121 kilograms

Cooling System
Built-in fan

Protection Class
IP54

Interface
SERCOS fiber optic

Built-in Component
Main contactor

Application
Numerically controlled machine tools

Shipping
Global

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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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Indramat USA 1 Year Warranty

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We offer a repair service for the RAC 2.3-200-460-LQ0-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.