DKR02.1-W300N-BA01-01-FW
DKR Drive Controllers
The DKR02.1-W300N-BA01-01-FW, manufactured by Bosch Rexroth Indramat, is a high-performance member of the DKR Drive Controllers family. This advanced controller delivers precise servo regulation with a Current Rating of 300 A and a Nominal Current of approximately 300 A, ensuring stable operation under heavy dynamic loads. Its robust architecture and solid-state design make it suitable for continuous-duty industrial applications. Built to withstand demanding environments, the controller’s rigid DC bus configuration guarantees consistent performance over extended duty cycles.
Designed for seamless integration, this unit employs an Analog interface as its primary Command Interface, enabling direct compatibility with legacy systems and modern PLC platforms. The Cooling Method is provided by an Air (built-in blower) system, which maintains optimal thermal management without external chillers or complex piping. With a Bleeder Configuration specified as No bleeder/ Without brake chopper, rigid DC bus, the controller offers a simplified power stage while eliminating the need for additional braking resistors. Feedback is managed via the Motor Feedback channels supporting both digital servo and resolver feedback, enhancing precision in position and speed control. The device identifies as Product Series “DKR” and carries a Design Version of 1, Line Series of 02, a Function Numeric Code of 01, and a Function Numeric Version of 01, ensuring firmware consistency and compatibility across system updates.
Engineers benefit from the controller’s plug-and-play configuration and standardized mounting footprint, which reduces cabinet redesign time. The integral blower-based cooling and rigid DC bus topology increase system reliability by minimizing component stress and eliminating thermal hotspots. Ideal for high-throughput automation, machine tools, and robotics, the DKR02.1-W300N-BA01-01-FW ensures smooth, responsive motion control with minimal downtime and simplified commissioning.
Technical Specifications
Bleeder Configuration
No bleeder/ Without brake chopper, rigid DC bus
Command Interface
Analog interface
Cooling Method
Air (built-in blower)
Design Version
1
Line Series
02
Function Numeric Code
01
Motor Feedback
Digital servo and resolver feedback
Product Series
DKR
Current Rating
300
Nominal Current
Approx 300A
Function Numeric Version
01
Frequently Asked Questions
What type of installation considerations are required for the DKR02.1-W300N-BA01-01-FW?
It requires sufficient airflow for the built-in blower cooling system and clearance for cable routing. Proper grounding and rigid DC bus integration are essential for stable operation.
Why is an analog interface beneficial for older system retrofits?
Analog inputs allow direct compatibility with legacy PLCs and motion controllers. This reduces the need for costly interface converters during modernization.
How does rigid DC bus configuration influence system design?
It simplifies power distribution by sharing the DC link across multiple drives. This reduces component count but demands careful sizing of supply modules.
What type of feedback options does this controller support in precision applications?
It handles both digital servo feedback and resolver signals. This flexibility allows integration with motors requiring different encoder technologies.
Does the DKR02.1-W300N-BA01-01-FW require firmware alignment across multiple units?
Yes, consistent firmware versions ensure synchronized operation and compatibility. Mixed firmware can cause communication or parameter handling issues.
Common Misspellings
DKR021W300NBA0101FW
DKR02 1 W300N BA01 01 FW
dkr02.1-w300n-ba01-01-fw
DKR2.1-W300N-BA01-01-FW
Internal Product Review
The DKR02.1-W300N-BA01-01-FW is an industrial servo drive controller from Bosch Rexroth’s DKR series. It features a 300 A current rating, rigid DC-bus architecture with no bleeder, and an analog command interface plus blower-cooled thermal design. Its housing conforms to IP20 protection and includes configurable slots for expansion.
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