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

Name: R911256139 (RAC 2.3-250-380-A0I-Z1)
Brand: Indramat Drives
SKU: RAC 2.3-250-380-A0I-Z1
Price: 599.00 USD
Availability: InStock

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

Frequently Asked Questions

Does the RAC 2.3-250-380-A0I-Z1 have an additional bleeder?

The RAC 2.3-250-380-A0I-Z1 comes with an additional bleeder.

What type of additional interface does the RAC 2.3-250-380-A0I-Z1 have?

The RAC 2.3-250-380-A0I-Z1 has an incremental encoder output as an additional interface.

What type of speed command does the RAC 2.3-250-380-A0I-Z1 use?

The speed command is analogue (+/-10 V) for the RAC 2.3-250-380-A0I-Z1.

What is the rated current of the RAC 2.3-250-380-A0I-Z1?

The rated current is 250 A for the RAC 2.3-250-380-A0I-Z1.

What type of interface terminal does the RAC 2.3-250-380-A0I-Z1 use?

The interface terminal is X4, 9 poles for the RAC 2.3-250-380-A0I-Z1.

Common Misspellings

RAC 23250380A0IZ1

RAC 2 3 250 380 A0I Z1

Rac 2.3-250-380-a0I-z1

Internal Product Review

The RAC 2.3-250-380-A0I-Z1 combines encoder-based precision with enhanced thermal stability through an additional bleeder. It is well-suited for continuous, high-performance industrial tasks requiring accuracy.