R911297551 (DKR04.1-W300E-BT53-01-FW)
DKR Drive Controllers
Technical Specifications
Product Line
4
Product Family
DKR
Rated Current
300 Amps
Function Numeric Code
53
Version Function Numeric Code
01
Communication Interface
SERCOS
Design
Modular and Space Saving
Cooling
Built-In Blower Unit
External/Internal Energy Dissipation
Dependent on load
Software Module
Replaceable
Installation
Control Cabinet
Feedback
Digital Servo and Resolver
Control
External Bleeder
Accessories
Separate Mechanical Kit
Global Shipping
Available
Frequently Asked Questions
How does the external bleeder with brake chopper affect system design?
It allows safe energy dissipation during motor deceleration, preventing DC bus overvoltage. This reduces thermal stress on internal components and extends system lifespan.
Why is a rigid DC bus configuration important in multi-axis setups?
A rigid DC bus stabilizes power distribution across axes, enabling synchronous operation. This is especially critical in applications like coordinated robotics or multi-spindle CNCs.
What precautions should be taken when integrating the DKR04.1-W300E-BT53-01-FW into an existing DC bus system?
Ensure the external bleeder and brake chopper are properly sized for expected regenerative energy. Coordination with other bus-linked drives is necessary to avoid voltage imbalances.
What challenges might arise if the drive’s cooling is obstructed?
Restricted airflow can cause overheating, triggering protective shutdowns or reduced current output. Long-term, it may degrade component reliability.
Can the DKR04.1-W300E-BT53-01-FW be used with linear or frameless motors?
Yes, its servo and resolver feedback compatibility supports a wide range of motor types, including linear and frameless. This flexibility makes it adaptable for specialized machinery.
Common Misspellings
DKR041W300EBT5301FW
DKR04 1 W300E BT53 01 FW
dkr04.1-w300e-bt53-01-fw
DKR4.1-W300E-BT53-01-FW
Internal Product Review
The DKR04.1-W300E-BT53-01-FW by Bosch Rexroth Indramat delivers a SERCOS-based drive controller. It supports digital servo and resolver feedback, a rigid DC bus with external bleeder and brake chopper, and approx 300 A nominal current. It is ideal for controlling AC spindle, linear or frameless motors in automation, CNC, robotics, and printing lines.
Shipping & Payment Options
Warranty
Repair
We offer a repair service for the DKR04.1-W300E-BT53-01-FW.
Want to 
