R911286211 (DKR03.1-W200N-BT49-01-FW)

DKR Drive Controllers

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4 Minutes 20 Seconds

Phone:
1-888-551-3082

Email:
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The R911286211 (DKR03.1-W200N-BT49-01-FW) is a drive controller from the Rexroth Indramat DKR series, engineered for the monitoring and control of electric motors including ADF/2AD main spindle motors, linear motors, and 1MB frameless spindle motors. It operates on a grounded 3xAC 400–480 V supply and features an air-blower cooling system in the integrated housing. The drive supports SERCOS communication, digital servo and resolver feedback, delivers 92 A continuous current at 4 kHz or 78 A at 8 kHz, has a peak power output of approximately 55 kW, and maintains continuous regenerated power around 30 kW. The configuration is specified as rigid DC bus, with no bleeder or brake chopper integrated. The firmware is stored on an internal EPROM.

Technical Specifications

Input Voltage
3xAC 400 V...480 V

Integrated Brake Resistor
Available

Continuous Current Rating (4 kHz Variant)
92 Amps

Continuous Current Rating (8 kHz Variant)
78 Amps

Peak Power (4 kHz/8 kHz)
ca. 55 kW

Continuous Regenerated Power
ca. 30 kW

Power Voltage Frequency Rating (4 kHz)
800 Hz

Power Voltage Frequency Rating (8 kHz)
1600 Hz

Peak Drive Current
141 Amperes

System Frequency
50 – 60 Hz

Peak Regenerated Power (Max 10 secs)
ca. 55 kW

Rated Voltage
200 Volts

Cooling System
Built-in Air Blower

Firmware Location
DSM Modules as EPROMs

Permissible storage temperature
-35 degrees to 85 degrees.

Frequently Asked Questions

Common Misspellings

Internal Product Review

The Bosch Rexroth Indramat DKR03.1-W200N-BT49-01-FW is a drive controller rated at 200 A. It employs air cooling with a built-in blower, communicates over a SERCOS interface, and handles both digital servo and resolver feedback. Its housing complies with an IP20 protection class per Rexroth documentation.