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R911295806 (DKR04.1-W300E-BA03-01-FW)

DKR Drive Controllers

  In Stock, Ships 2-3 Days
Expedited Lead Times on Select Parts
1 Year Warranty Included
Free Ground Shipping
Expedited Lead Times on Select Parts
1 Year Warranty Included
Free Ground Shipping

Current response time:

3 Minutes 22 Seconds

The Bosch Rexroth R911295806 (DKR04.1-W300E-BA03-01-FW) drive controller is designed for the regulation of 2AD or ADF AC main spindle motors, 1MB frameless spindle motors, and linear motors. It supports digital precision control and maintains a wide speed range at constant power. The unit operates directly from a 3-phase AC supply at 50–60 Hz, with a nominal current rating of approximately 300A. Core components include a basic unit, firmware module, command interface cards, and auxiliary plug-in modules. It features external bleeder configuration with a brake chopper and rigid DC bus, an analog interface for command input, digital servo and resolver feedback for motor feedback, and employs an internal blower for air cooling.

Technical Specifications

Supplier
Bosch Rexroth

Operating Frequency
50 to 60 Hz

Tolerance
±10%

Control Voltage
AC 230V

Control Voltage Frequency
50 to 60 Hz

Control Voltage Tolerance
±2%

Continuous Power 4kHz Drive
93 kW

Continuous Current 4kHz Drive
210 A

Continuous Power 8kHz Drive
66 kW

Continuous Current 8kHz Drive
150 A

Continuous Regenerated Power
66 kW

Peak Regenerated Power
120 kW (max 10 seconds)

Cooling Method
Built-in blower, ambient air

Total Heat Dissipation
2500 W

Heat Dissipation in Air-Channel
1800 W

Braking Energy
Maximum 720 kWs

Ideal Ambient Temperature
+5 to +45 degree Celsius

Motor Feedback
Digital servo and resolver

Interface
Analog

Function Numeric Code
03

Function Numeric Code Version
01

Common Misspellings

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Warranty
1-year-warranty
Indramat USA 1 Year Warranty
Repair
We offer a repair service for the DKR04.1-W300E-BA03-01-FW.
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