DKR04.1-W400N-BE09-01-FW
DKR Drive Controllers
The DKR04.1-W400N-BE09-01-FW from Bosch Rexroth Indramat offers a rated current of 400 A and features a built-in blower cooling method. As part of the DKR Drive Controllers, it utilizes a SERCOS command interface and supports digital servo and resolver feedback.
It features design version 1 with line series 04, a rigid DC bus, and no bleeder. It supports air cooling and accommodates a variety of plug-in modules for incremental encoders, toothed wheel encoders, and interface cards.
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
Does the motor cooling strategy in Bosch Rexroth Indramat DKR04.1-W400N-BE09-01-FW motor improve duty cycle performance?
Yes, the integrated air blower cooling design prevents thermal saturation, enabling consistent current delivery while minimizing maintenance of auxiliary cooling systems.
What role does SERCOS interface play in Bosch Rexroth Indramat DKR04.1-W400N-BE09-01-FW motor applications?
The SERCOS interface provides deterministic communication for multi-axis synchronization, ensuring real-time feedback between servo drives and machine controllers.
Does the motor protection in Bosch Rexroth Indramat DKR04.1-W400N-BE09-01-FW include surge suppression?
Yes, protection features include surge handling across DC bus, ensuring longevity of semiconductor switching components and safeguarding against unexpected line disturbances.
What is the motor bus voltage tolerance in Bosch Rexroth Indramat DKR04.1-W400N-BE09-01-FW drive?
The rigid DC bus accepts wide tolerance input, maintaining stable current control even under fluctuating mains conditions or regenerative power surges.
How does humidity rating affect Bosch Rexroth Indramat DKR04.1-W400N-BE09-01-FW motor usage?
With 95% humidity endurance, the unit is suitable for damp industrial environments, maintaining insulation integrity and avoiding condensation-related failures.
Common Misspellings
DKR041W400NBE0901FW
DKR04 1 W400N BE09 01 FW
dkr04.1-w400n-be09-01-fw
DKR4.1-W400N-BE09-01-FW
Internal Product Review
The Bosch Rexroth Indramat drive DKR04.1-W400N-BE09-01-FW belongs to the DKR series created for high-precision applications in industrial automation. It has 400A current, SERCOS command interface and integrated air cooling for stable operational reliability. This unit is widely used in complex CNC machinery and in servo control systems.
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