R911256199 (RAC 2.2-250-380-L00-Z1)

Name: R911256199 (RAC 2.2-250-380-L00-Z1)
Brand: Indramat Drives
SKU: RAC 2.2-250-380-L00-Z1
Price: 693.00 USD

RAC Spindle Drive Controllers

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The R911256199 (RAC 2.2-250-380-L00-Z1) is a Bosch Rexroth AC main spindle drive controller engineered for numerically operated machinery. It operates with a rated connection voltage of 3 x AC 400 V at 50–60 Hz and supports a rated current of 250 A, accommodating applications requiring robust current supply. The unit incorporates an additional bleeder for enhanced braking performance and is cooled by an internal blower. Its precision operation is enabled by an internal position control loop and direct current braking. Interface connectivity includes an X4 terminal with optical waveguides and a speed command through the SERCOS interface. This controller does not include an additional encoder input and provides a 10V speed set-point.

Technical Specifications

Function
Main Spindle Drive

Current Type
400A

Connection Voltage
3x AC 400V/50-60 Hz

Control Loop
Internal Position

Supply Network Connection
3x AC 400V, 50Hz

Safety Feature
Integrated Emergency Stop Switch

Special Feature
Direct Current Braking in Case of Brake Failure

Cooling System
Built-in Fan

Connective Interface
SERCOS Interface

Additional Interface
None

Encoder Input
None

Frequently Asked Questions

What rated connection voltage does the RAC 2.2-250-380-L00-Z1 spindle drive controller support?

The RAC 2.2-250-380-L00-Z1 operates with a rated connection voltage of 3 x AC 400 V at 50-60Hz for industrial three-phase power systems.

What is the rated current of the Bosch Rexroth RAC 2.2-250-380-L00-Z1 spindle drive controller?

This spindle drive controller has a rated current capacity of 250 A for high-performance spindle operations.

What cooling method is used in the RAC 2.2-250-380-L00-Z1 spindle drive controller?

Cooling for the RAC 2.2-250-380-L00-Z1 is provided by an internal blower with a built-in fan, ensuring effective heat dissipation.

What type of interface terminal does the RAC 2.2-250-380-L00-Z1 utilize?

The device features an interface terminal X4 with optical waveguides for secure and reliable communication.

Which interface is used for speed command input on the RAC 2.2-250-380-L00-Z1?

Speed command signals are issued to the RAC 2.2-250-380-L00-Z1 through the SERCOS interface, allowing for precise digital control.

Common Misspellings

RAC 22250380L00Z1

RAC 2 2 250 380 L00 Z1

Rac 2.2-250-380-l00-z1

Internal Product Review

The RAC 2.2-250-380-L00-Z1 is an AC main spindle drive controller from Bosch Rexroth Indramat, featuring a robust 250 A rating and support for 3 x AC 400 V, 50-60 Hz operation. This model incorporates an internal blower for efficient cooling and utilizes an X4 optical waveguide terminal for advanced connectivity. Its integrated SERCOS interface for speed command makes it a strong solution for demanding spindle applications.