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R911256139 (RAC 2.3-250-380-A0I-Z1)

RAC Spindle Drive Controllers

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The R911256139 (RAC 2.3-250-380-A0I-Z1) is an Indramat RAC 2 series AC main spindle drive controller engineered for connection with 2AD main spindle motors. It supports a rated current of 250 A and operates with a 3 x AC 400 V supply at 50-60 Hz. The controller features a design series 2, version 3, internal cooling fan, and additional bleeder functionality. It includes an analogue speed command interface (+/-10 V), incremental encoder output, and a 9-pole X4 interface terminal. The unit features microprocessor-based digital control for precise spindle positioning and speed regulation, direct current braking, and integrated operator controls via a display and keypad.

Technical Specifications

Type Current
250 amps

Rated Voltage
3x 400 Volts AC @ 50-60 Hz

Speed Interface
Analog

Encoder Output
Incremental

Additional Features
Additional Bleeder

Motor Compatibility
2AD main spindle motors

Control Features
Digital Motor Control

Position Control Loop
Internal

Power Connection
Three-phase direct connection

Emergency Feature
Integrated stop switch

Braking System
Direct Current Braking

Position Controlling Technology
Advanced

Control Mode
Microprocessor-based with integrated communication

Operating Modes
Operating mode and parameter mode

AS Programming Module Storage
EEPROM

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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

Repair

We offer a repair service for the RAC 2.3-250-380-A0I-Z1.

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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.