R911275630 (DKR02.1-W200B-BE12-01-FW)

Name: R911275630 (DKR02.1-W200B-BE12-01-FW)
Brand: Indramat Drives
SKU: DKR02.1-W200B-BE12-01-FW
Price: 225.00 USD
Availability: InStock

DKR Drive Controllers

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The R911275630 (DKR02.1-W200B-BE12-01-FW) is a DKR series drive control unit produced by Bosch Rexroth, designed to provide precise speed and position regulation for industrial machinery. It is compatible with 2AD and 1MB frameless motors, as well as LSF and LAR series, supporting power outputs from 10 kW to 93 kW. This controller operates on a three-phase 400 V to 480 V supply and supports a rated current of 200 A. Features include a built-in blower for air cooling, SERCOS interface command input, digital servo and resolver feedback processing, and an external bleeder for emergency braking capacity. The design supports module expansions and isolation of individual drives.

Technical Specifications

Product Type
Drive Control System

Power Output Range
10 kW to 93 kW

Voltage Requirement
Three-phase, 400 V to 480 V

Global Shipping
Yes

Compatibility
Industrial automation, assembly line automation

Frequently Asked Questions

How does the built-in blower cooling method affect installation of the DKR02.1-W200B-BE12-01-FW?

It eliminates the need for external cooling units but requires unobstructed airflow in the cabinet. Proper ventilation clearance is critical to maintain thermal stability.

Why is a bleeder configuration important in a drive controller?

It safely dissipates regenerative energy when motors decelerate, protecting internal electronics. This is especially important in high-inertia applications with frequent braking.

What impact does resolver feedback have compared to digital servo feedback?

Resolver feedback provides rugged position sensing suited for harsh conditions, while digital servo feedback offers higher precision. Systems can leverage both depending on motor and accuracy requirements.

Can the DKR02.1-W200B-BE12-01-FW be integrated into existing SERCOS-based networks?

Yes, it uses standardized SERCOS communication protocols, allowing interoperability with other compliant drives and controllers. Integration requires proper fiber optic cabling and parameter setup.

How does air cooling influence long-term reliability in industrial environments?

Air cooling can be affected by dust and contaminants, requiring regular filter cleaning or enclosure pressurization. Neglecting airflow maintenance may reduce drive lifespan.

Common Misspellings

DKR021W200BBE1201FW

DKR02 1 W200B BE12 01 FW

dkr02.1-w200b-be12-01-fw

DKR2.1-W200B-BE12-01-FW

Internal Product Review

The DKR02.1-W200B-BE12-01-FW is a drive controller in Bosch Rexroth Indramat DKR series rated for 200 A. It uses a built-in blower for air cooling, includes a bleeder configuration, and interfaces over SERCOS. It finds use in CNC machine tools, printing presses, and motion control systems for spindle, frameless, and linear motors.