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R911272061 (DKR03.1-W100N-BE12-01-FW)

DKR Drive Controllers

Rated 4.8 stars (14 total reviews)
  In-Stock, Ships 1-2 Days
Expedited Lead Times on Select Parts
1 Year Warranty Included
Free Ground Shipping
Expedited Lead Times on Select Parts
1 Year Warranty Included
Free Ground Shipping
The R911272061 (DKR03.1-W100N-BE12-01-FW) is a drive controller used to operate ADF main spindle AC motors, 1MB frameless motors, and LSF linear spindle motors. It features a rated current of 100 A, requires a three-phase AC supply within 400–480 V, and utilizes a built-in air blower for cooling. The unit integrates an emergency shutdown mechanism for operational safety and supports digital servo and resolver motor feedback. The controller employs a SERCOS interface and is built without a brake chopper, supporting a rigid DC bus. Proper grounding is mandatory before power-up, and safety protocols must be followed when working with voltages above 50 V. Firmware (FWA-DIAX03) must be sourced separately.

Technical Specifications

Current Rating
100A

Cooling Mechanism
Built-in air blower

Installation
Only by trained electrical technicians

Voltage
400V-480V (Three phase AC)

Motor Power Output
10kW to 93kW (with controlled motors)

Customization Availability
Yes

Software Unit
Configurable for individual user applications

Firmware Requirements
FWA-DIAX03 (ordered separately)

Auxiliary Plugins
Interface command cards U1 to U5

Shipping
Available globally.

How does the DKR03.1-W100N-BE12-01-FW handle thermal management during continuous operation?

It relies on an integrated blower system to maintain airflow over internal components. This reduces overheating risks in applications with high duty cycles.

What is the practical effect of having no brake chopper in this drive controller?

Without a brake chopper, regenerative energy cannot be dissipated internally. This requires careful system-level planning for external braking or energy handling.

Can the rigid DC bus of the DKR03.1-W100N-BE12-01-FW be directly paralleled with other drives?

Yes, rigid DC bus connections simplify parallel operation, but external protections must be included. This ensures safe current distribution between multiple controllers.

How does the SERCOS interface benefit multi-axis automation systems?

It allows real-time, synchronized communication with other drives and controllers. This minimizes latency and improves coordinated motion accuracy.

What installation considerations are important for the built-in blower cooling system?

Adequate clearance must be provided for air intake and exhaust paths. Dust filters or controlled environments may be necessary in contaminated conditions.

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Internal Product Review

The Bosch Rexroth Indramat DKR03.1-W100N-BE12-01-FW is a drive controller featuring a SERCOS interface and digital servo and resolver feedback. It offers air cooling with a built-in blower and supports a rated current of 100A. This drive controller is ideal for automation applications in robotics, manufacturing, and packaging industries.

Warranty

1-year-warranty
Indramat USA 1 Year Warranty

Repair

product repair We offer a repair service for the DKR03.1-W100N-BE12-01-FW.
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