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DKR04.1-W300N-BA01-01-FW

DKR Drive Controllers

Rated 4.6 stars (14 total reviews)
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1 Year Warranty Included
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Expedited Lead Times on Select Parts
1 Year Warranty Included
Free Ground Shipping
The DKR04.1-W300N-BA01-01-FW drive controller from Bosch Rexroth Indramat is part of the DKR Drive Controllers series. It features no bleeder with a rigid DC bus, an analog command interface, and air cooling via a built-in blower, along with digital servo and resolver feedback. The controller offers a current rating of 300 A and a nominal operating current of approximately 300 A. This model corresponds to design version 1 and function numeric version 01.

Technical Specifications

Bleeder Configuration
No bleeder/ Without 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

Current Rating
300

Nominal Current
Approx 300A

Function Numeric Version
01

What are the practical effects of the "no bleeder" configuration in the DKR04.1-W300N-BA01-01-FW?

Without a bleeder, excess regenerative energy cannot be dissipated internally, so external handling or energy recovery must be considered. This is critical when frequent deceleration cycles are expected.

How does an analog command interface affect integration with automation systems?

Analog inputs allow compatibility with legacy controllers but require careful noise shielding and calibration. They also limit some precision compared to fully digital control buses.

Why is air cooling with a built-in blower advantageous in factory environments?

It simplifies installation by avoiding external cooling infrastructure but demands good airflow management. Dust filtration or enclosure pressurization may be necessary in harsh environments.

What maintenance implications arise from using air cooling instead of liquid cooling?

Air-cooled systems generally require periodic cleaning of filters and fans rather than coolant circulation checks. This reduces fluid maintenance but increases sensitivity to ambient air quality.

How does digital servo and resolver feedback improve motion accuracy?

Resolvers provide robust position sensing in noisy environments, while digital servo feedback enables fine velocity control. Combined, they ensure stable, precise motor performance under variable loads.

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Internal Product Review

The DKR04.1-W300N-BA01-01-FW drive controller by Bosch Rexroth offers a nominal current of approximately 300A and uses air cooling with a built-in blower. It supports analog command interface and digital servo or resolver feedback. This unit is widely used in CNC machining, robotics, and automated manufacturing systems.

Warranty

1-year-warranty
Indramat USA 1 Year Warranty

Repair

product repair We offer a repair service for the DKR04.1-W300N-BA01-01-FW.
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