R911277088 (DKR04.1-W400N-BE80-01-FW)

DKR Drive Controllers

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Expedited Lead Times on Select Parts
1 Year Warranty Included
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4 Minutes 27 Seconds

Phone:
1-888-551-3082

Email:
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The R911277088 (DKR04.1-W400N-BE80-01-FW) is a Bosch Rexroth DKR series drive controller optimized for motor control and monitoring, supporting both digital servo and resolver feedback. It operates on a three-phase power supply of 400–480VAC (±10%) at a frequency of 50–60Hz, achieving a rated current of 400A and a peak current of 282A. The unit features air cooling via a built-in blower and implements a SERCOS command interface. It is configured without a brake chopper and uses a rigid DC bus. Protection is rated at IP20 according to IEC529/EN60529. Installation and commissioning must be performed by qualified personnel.

Technical Specifications

Product Group
DKR

Condition for Operation
Undamaged and Unfaulty

Control Function
Control and Monitor Motors

Power Voltage
3 x 400 to 480VAC

System Frequency
50 to 60Hz

Intended Operators
Qualified Electrical Workers

Intended Installation
Commercial Machinery

Inappropriate Usage
Nuclear or Radioactive Applications

Ground Wire Connection
Mandatory

Cooling System
Air Circulation with Inbuilt Blower

Peak Current Rating
282A

Protection Category
IP 20

Tool Handling
Lifting Tools and Devices Required

Frequently Asked Questions

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Internal Product Review

The Bosch Rexroth Indramat DKR04.1-W400N-BE80-01-FW is a drive controller from the DKR series built for precise electrical motor regulation. It operates on 3-phase 400–480 VAC, supports 50–60Hz frequency and ensures reliable motor control with an IP20 protection rating. Its usage is intended for qualified professionals in commercial machinery applications.