DKR04.1-W400E-BA01-01-FW
DKR Drive Controllers
The DKR04.1-W400E-BA01-01-FW from Bosch Rexroth Indramat supports a rated current of 400 A and features an air cooling method with built-in blower. Part of the DKR Drive Controllers series, it offers an analog command interface and a rigid DC bus with external bleeder and brake chopper. This controller uses digital servo and resolver feedback and belongs to line series 04 with design version 1.
It includes function numeric code 01 and version 01 for precise control. It ensures reliable industrial performance. Its compact design simplifies automation integration.
Technical Specifications
Bleeder Configuration
External bleeder/ With brake chopper, rigid DC bus
Command Interface
Analog interface
Cooling Method
Air (built-in blower)
Design Version
1
Line Series
04
Function Numeric Code
01
Motor Feedback
Digital servo and resolver feedback
Product Series
DKR
Function Numeric Version
01
Rated Current (A)
400
Frequently Asked Questions
What control strategies are supported when the motor feedback is resolver-based in Bosch Rexroth Indramat DKR04.1-W400E-BA01-01-FW motor system?
The drive accommodates resolver-based motor feedback by aligning rotor position precisely, ensuring synchronous torque generation while maintaining continuous speed regulation under variable operational load.
How does the rigid DC bus arrangement in Bosch Rexroth Indramat DKR04.1-W400E-BA01-01-FW drive module affect transient voltage absorption?
The rigid DC bus enables direct transient energy management, routing excess voltages toward bleeder and brake chopper, reducing stress on motor insulation during sharp operational cycles.
Does Bosch Rexroth Indramat DKR04.1-W400E-BA01-01-FW drive drive support analog command interface under fluctuating reference signals?
Yes, the analog interface permits proportional command mapping, maintaining linear current modulation to the motor even when the input reference signal experiences rapid analog fluctuations.
Where does the external bleeder configuration in Bosch Rexroth Indramat DKR04.1-W400E-BA01-01-FW drive application dissipate regenerated energy?
The external bleeder transforms surplus regenerated electrical energy into heat across dedicated resistors, preventing overshoot and protecting motor drive circuitry during deceleration phases.
What diagnostic behavior occurs in Bosch Rexroth Indramat DKR04.1-W400E-BA01-01-FW drive system when digital servo feedback is impaired?
The system registers fault states, halts current supply, and triggers protective shutdown, ensuring the motor shaft cannot operate uncontrolled without precise feedback alignment.
Common Misspellings
DKR041W400EBA0101FW
DKR04 1 W400E BA01 01 FW
dkr04.1-w400e-ba01-01-fw
DKR4.1-W400E-BA01-01-FW
Internal Product Review
The DKR04.1-W400E-BA01-01-FW from Bosch Rexroth Indramat belongs to the DKR series known for its high servo drive applications in demanding automation environments. It features a rigid DC bus with external bleeder and brake chopper, air cooling via built-in blower, and digital resolver feedback. It is suitable for machine tools, robotics, and high-precision automation lines for controlling interfaces.
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