R911278858 (DKR03.1-W100B-BE43-02-FW)

Name: R911278858 (DKR03.1-W100B-BE43-02-FW)
Brand: Indramat Drives
SKU: DKR03.1-W100B-BE43-02-FW
Price: 873.00 USD
Availability: InStock

DKR Drive Controllers

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The Indramat drive controller R911278858 (DKR03.1-W100B-BE43-02-FW) is an industrial control module designed for operation with a 400-480 V AC input (±10% tolerance) and a control voltage of 230 V AC within a frequency range of 50-60 Hz. The unit requires a control circuit power supply of 200 VA. It is capable of continuous current output of 71 A at 4 kHz and 60 A at 8 kHz, with a maximum current rating of 71 A. Peak power output is 26 kW at 4 kHz and 22 kW at 8 kHz, with corresponding regenerative power ratings. The controller features an internal blower for air cooling, an integrated bleeder, SERCOS command interface, and supports digital servo and resolver motor feedback. Design version is 1 with function numeric code 43.

Technical Specifications

Function Numeric Code
43

Version Function Numeric Code
02

Controller Voltage Input
400 to 480 Volts AC

Controller Voltage Input Tolerance
±10%

Controller Control Voltage
230 Volts AC

Controller Control Voltage Tolerance
±10%

Frequency Range
50 to 60 Hertz

Control Circuit Power
200 VA

Rated Continuous Current (4 kHz)
71 Amps

Rated Continuous Current (8 kHz)
60 Amps

Rated Controller Current
71 Amps

Peak Power Rating (4 kHz)
26 kilowatts

Peak Power Rating (8 kHz)
22 kilowatts

Continuous Regenerated Power
22 kilowatts

Max Regenerated Power
26 kilowatts

Drive Controller Power Voltage
0 to 380 Volts AC

Total Power Dissipation
900W

Cooling
Built-in Blower

Command Communication
SERCOS Interface

Feedback
Digital Servo and Resolver

Bleeder
Included

Transportation
Shock-damped Supports Recommended

Storage Temperature Range
-30 to 85 degrees Celsius

Installation and Commissioning
Trained Personnel Only.

Frequently Asked Questions

Where does the Bosch Rexroth Indramat DKR03.1-W100B-BE43-02-FW motor control interface utilize SERCOS protocols effectively?

The SERCOS interface standardizes cyclic communication, enabling precise axis synchronization, diagnostic data exchange, and flexible motor drive configuration in automation networks.

How does rated current of 100A impact Bosch Rexroth Indramat DKR03.1-W100B-BE43-02-FW motor compatibility with automation systems?

A 100A current rating defines the thermal and electromagnetic load, ensuring adequate headroom for high-inertia loads while stabilizing operational torque responses.

What environmental operating range is supported by Bosch Rexroth Indramat DKR03.1-W100B-BE43-02-FW motor?

It is designed for industrial ambient ranges, typically from 0°C to 45°C, maintaining stable performance within humidity and vibration thresholds specified by Indramat.

Does Bosch Rexroth Indramat DKR03.1-W100B-BE43-02-FW motor allow dual encoder feedback for redundancy?

Yes, the hybrid design leverages resolver as a backup while digital encoder ensures high-resolution accuracy, enabling dual-layered reliability under motion control.

What protective actions occur if Bosch Rexroth Indramat DKR03.1-W100B-BE43-02-FW motor exceeds thermal limits?

The Integrated temperature sensors trigger drive shutdown sequences, reducing motor winding stress while preventing insulation damage and prolonged downtime conditions.

Common Misspellings

DKR031W100BBE4302FW

DKR03 1 W100B BE43 02 FW

dkr03.1-w100b-be43-02-fw

DKR3.1-W100B-BE43-02-FW

Internal Product Review

The Bosch Rexroth Indramat DKR03.1-W100B-BE43-02-FW drive by DKR series is engineered to support complex drive and automation systems reliably. It features 100 A rated current and has a function numeric code as 43 with integrated bleeder configuration for system safety. It include applications as precision machine tools, high-load automation cells and CNC systems.