R911240714 (RAC 2.2-250-380-L00-W1)

Name: R911240714 (RAC 2.2-250-380-L00-W1)
Brand: Indramat Drives
SKU: RAC 2.2-250-380-L00-W1
Price: 873.00 USD

RAC Spindle Drive Controllers

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The R911240714 (RAC 2.2-250-380-380-L00-W1) is an AC main spindle drive controller rated for 250 A and a 3-phase AC 400 V, 50–60 Hz supply. It features an integrated mains contactor, an emergency stop switch, and an internal position control loop supporting spindle positioning at up to 1/400000 revolutions. The controller supports analog, digital, and SERCOS speed interfaces via an X4 optical waveguide terminal, with a speed set-point of 10V. Cooling is provided by an internal blower, and the unit is adaptable for either air or optional hose-based cooling. Designed for operation between 5–45°C at altitudes up to 1000 meters and humidity below 70%, it is IP10 certified and does not include an additional bleeder or encoder input.

Technical Specifications

Current Capacity
250A

Voltage Connection
3*AC 400V 50-60 Hz

Position Resolution
1/400000 revs

Cooling
Inbuilt heat sinks, optional air and hose cooling

Altitude Limit
1000m above sea level

Relative Humidity
70% maximum

Protection Class
IP 10 according to EN 60 529 (DIN VDE 0470)

Repairs
On site

Shippable
Globally

Frequently Asked Questions

How is the RAC 2.2-250-380-L00-W1 spindle drive controller cooled?

The RAC 2.2-250-380-L00-W1 features internal blower cooling using a built-in fan for thermal management.

What type of speed command input does the RAC 2.2-250-380-L00-W1 support?

A SERCOS interface is used for speed command input on this drive controller, allowing digital control communication.

What is the rated connection voltage for the RAC 2.2-250-380-L00-W1?

This model operates at a rated connection voltage of 3-phase AC 400 V, 50-60Hz for industrial spindle applications.

What is the rated current capacity of the RAC 2.2-250-380-L00-W1 spindle drive controller?

The controller is designed to handle a rated current of 250 A, making it suitable for high-power spindle motors.

Which interface terminal is included on the RAC 2.2-250-380-L00-W1, and what connectivity does it provide?

Optical waveguides can be connected via the X4 interface terminal on this spindle drive controller for communication.

Common Misspellings

RAC 22250380L00W1

RAC 2 2 250 380 L00 W1

Rac 2.2-250-380-l00-w1

Internal Product Review

The RAC 2.2-250-380-L00-W1 is an AC main spindle drive controller from the Bosch Rexroth Indramat RAC series, featuring a robust built-in fan for reliable internal cooling. With a rated current of 250 A and SERCOS interface for speed command, this unit ensures high-performance operation in demanding spindle drive applications. The inclusion of an optical waveguide interface terminal highlights its suitability for advanced automation systems.