DKR03.1-W200N-BE79-01-FW
DKR Drive Controllers
The Bosch Rexroth Indramat DKR03.1-W200N-BE79-01-FW drive controller from the DKR Drive Controllers series is a high-performance module designed for precision motion control. It features a bleeder configuration of No bleeder/Without brake chopper, rigid DC bus and supports a rated current of 200 A. Communication is handled via its SERCOS interface, while the Air (built-in blower) cooling method ensures reliable thermal management. As a product of the DKR series, this design version 1 unit belongs to line series 03 with function numeric version 01 and accommodates Digital servo and resolver feedback for versatile motor feedback integration.
Technical Specifications
Bleeder Configuration
No bleeder/ Without brake chopper, rigid DC bus
Command Interface
SERCOS interface
Cooling Method
Air (built-in blower)
Design Version
1
Line Series
03
Motor Feedback
Digital servo and resolver feedback
Product Series
DKR
Function Numeric Version
01
Rated Current (A)
200
Frequently Asked Questions
How does the SERCOS interface affect integration into motion control systems?
SERCOS allows deterministic, high-speed communication between controllers and drives. This ensures tight synchronization in multi-axis automation setups.
What does the absence of a brake chopper in the DKR03.1-W200N-BE79-01-FW mean for energy dissipation?
Without a brake chopper, excess regenerative energy cannot be dissipated internally. This requires an external solution, often through resistors or system-level feedback to the grid.
What happens if improper motor feedback type is connected?
The controller may fail to initialize or generate fault codes during startup. Using the correct feedback type is essential for stable commissioning.
Can this controller be used in high-speed spindle applications?
Yes, its feedback compatibility and communication speed allow precise spindle control. It ensures accuracy at varying speeds under dynamic loads.
How does thermal management impact drive reliability?
Consistent airflow from the built-in blower prevents hot spots on internal components. This directly extends the service life of semiconductors and capacitors.
Common Misspellings
DKR031W200NBE7901FW
DKR03 1 W200N BE79 01 FW
dkr03.1-w200n-be79-01-fw
DKR3.1-W200N-BE79-01-FW
Internal Product Review
The Bosch Rexroth Indramat DKR03.1-W200N-BE79-01-FW is a drive controller. It delivers a rated current of 200 A, has a rigid DC bus with no bleeder, and uses SERCOS communication plus built-in blower cooling. In CNC, printing or robotics setups, it handles spindle, linear and frameless motor control.
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