DKR04.1-W300E-BE12-01-FW
DKR Drive Controllers
Technical Specifications
Bleeder Configuration
External bleeder/ With brake chopper, rigid DC bus
Command Interface
SERCOS interface
Cooling Method
Air (built-in blower)
Design Version
1
Line Series
04
Motor Feedback
Digital servo and resolver feedback
Product Series
DKR
Current Rating
300
Nominal Current
Approx 300A
Function Numeric Version
01
Frequently Asked Questions
Why does the DKR04.1-W300E-BE12-01-FW require an external bleeder with brake chopper?
The external bleeder dissipates regenerated energy during braking, preventing DC bus overvoltage. This ensures safe deceleration in applications with frequent stops or reversals.
How does resolver feedback differ from digital servo feedback in this controller?
Resolver feedback provides robust position sensing in harsh conditions, while digital servo feedback enables higher precision. The combination supports a wide range of motors and accuracy requirements.
What installation considerations are necessary for handling approx. 300A nominal current?
Cabling, connectors, and protective devices must be sized to handle high current safely. Proper busbar design and grounding are also essential to prevent overheating and electrical noise.
How does the rigid DC bus design affect overall system stability?
A rigid DC bus improves voltage stability under dynamic loads. It reduces the risk of fluctuations that can impact motion accuracy or cause system faults.
Can the DKR04.1-W300E-BE12-01-FW be used in CNC machining systems?
Yes, it is suitable due to its fast command processing and feedback handling. This allows precise motor control for cutting, milling, and multi-axis positioning.
Common Misspellings
DKR041W300EBE1201FW
DKR04 1 W300E BE12 01 FW
dkr04.1-w300e-be12-01-fw
DKR4.1-W300E-BE12-01-FW
Internal Product Review
The DKR04.1‐W300E-BE12-01-FW is a drive controller from Bosch Rexroth Indramat. It offers a SERCOS interface with external bleeder, built-in blower for air cooling, a nominal current of ~300 A and support for digital servo/resolver feedback. It suits automation lines, CNC machining, and precision printing systems.
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Warranty
Repair
We offer a repair service for the DKR04.1-W300E-BE12-01-FW.
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