DKR02.1-W300B-BA03-01-FW
DKR Drive Controllers
Technical Specifications
Bleeder Configuration
With bleeder
Command Interface
Analog interface
Cooling Method
Air (built-in blower)
Design Version
1
Line Series
02
Function Numeric Code
03
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 cooling setup is required when installing the DKR02.1-W300B-BA03-01-FW?
It uses an integrated blower, so no external cooling circuit is needed. However, sufficient airflow clearance must be ensured in the cabinet to avoid overheating.
Can this unit handle both resolver and digital feedback devices simultaneously?
It can be configured to support either type, depending on the motor feedback requirements. The choice impacts positioning accuracy and compatibility with specific motors.
What is the role of the bleeder circuit in this controller?
The bleeder dissipates regenerated energy from braking into heat, protecting the DC bus from overvoltage. This makes it suitable for applications with frequent starts and stops.
Does the DKR02.1-W300B-BA03-01-FW require external braking resistors?
No external resistors are needed since the internal bleeder manages regenerative power. For extremely high dynamic loads, external options may still be considered.
What considerations should be made when mounting this controller in an enclosure?
Proper spacing for air circulation is critical since it relies on forced internal air cooling. Dust filtration should also be considered to protect the blower and electronics.
Common Misspellings
DKR021W300BBA0301FW
DKR02 1 W300B BA03 01 FW
dkr02.1-w300b-ba03-01-fw
DKR2.1-W300B-BA03-01-FW
Internal Product Review
The DKR02.1-W300B-BA03-01-FW is a drive controller in Bosch Rexroth Indramat DKR series. It supports analog command input, includes air cooling via a built-in blower, and offers both digital servo and resolver feedback. It is commonly used in industrial automation for controlling AC main spindles, frameless spindles, and linear motors.
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Repair
We offer a repair service for the DKR02.1-W300B-BA03-01-FW.
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