DKR04.1-W400N-BE79-01-FW
DKR Drive Controllers
The DKR04.1-W400N-BE79-01-FW is a drive controller from Bosch Rexroth Indramat's DKR Drive Controllers series. It features a rigid DC bus with no bleeder or brake chopper, a SERCOS interface for command communication, digital servo and resolver feedback, and delivers a rated current of 400 A. The built-in blower provides air cooling and the unit is designated as design version 1, line series 04, function version 01.
Technical Specifications
Bleeder Configuration
No bleeder/ Without 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
Function Numeric Version
01
Rated Current (A)
400
Frequently Asked Questions
Where is the airflow managed in Bosch Rexroth Indramat motor drive DKR04.1-W400N-BE79-01-FW?
Internal blowers direct cooling air across power modules, ensuring stable thermal management for motor operation under continuous duty conditions.
What safety considerations are implemented in Bosch Rexroth Indramat motor drive DKR04.1-W400N-BE79-01-FW?
Built-in current monitoring and resolver mismatch detection ensure the motor drive halts safely upon overload or feedback failure conditions.
Does Bosch Rexroth Indramat DKR04.1-W400N-BE79-01-FW motor drive support simultaneous multi-axis operation?
Yes, the SERCOS interface allows multiple motor drives to exchange cyclic data, ensuring synchronized movement across several machine axes.
What is the function of rigid DC bus in Bosch Rexroth Indramat motor drive DKR04.1-W400N-BE79-01-FW?
The rigid DC bus delivers unmodulated energy to motors, preventing fluctuations during rapid acceleration cycles in automation applications.
Does Bosch Rexroth Indramat DKR04.1-W400N-BE79-01-FW motor drive need an external cooling circuit?
No, it uses integrated blowers for heat dissipation, eliminating the need for additional external cooling hardware.
Common Misspellings
DKR041W400NBE7901FW
DKR04 1 W400N BE79 01 FW
dkr04.1-w400n-be79-01-fw
DKR4.1-W400N-BE79-01-FW
Internal Product Review
The Bosch Rexroth Indramat DKR04.1-W400N-BE79-01-FW servo drive belongs to the DKR series. It comes with a SERCOS command interface, digital servo/resolver feedback, and air cooling via built-in blower. This drive is suitable for textile industry and industrial machinery requiring precise control and stable motor feedback.
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