R911280857 (DKR04.1-W300N-BE24-02-FW)

Name: R911280857 (DKR04.1-W300N-BE24-02-FW)
Brand: Indramat Drives
SKU: DKR04.1-W300N-BE24-02-FW
Price: 574.00 USD
Availability: InStock

DKR Drive Controllers

Front Left

In-Stock, Ships 3-5 Days

Expedited Lead Times on Select Parts
1 Year Warranty Included
Free Ground Shipping

Phone

Part Number

+Add a message

Message

Request a Replacement

Request a Repair

Quote Both

Expedited Lead Times on Select Parts
1 Year Warranty Included
Free Ground Shipping

Phone:
1-888-551-3082

Email:
sales@indramat-usa.com

The Rexroth Indramat drive controller, MPN R911280857 (DKR04.1-W300N-BE24-02-FW), is part of the DKR04.1 series and is designed for applications such as printing and NC machine tools. It operates with a rated input of 400 to 480 V AC, supports a nominal current of approximately 300 A, and achieves a continuous regenerated power output of 92 kW with a total heat dissipation of 2250 W. The unit features an integrated cooling blower for air cooling, a SERCOS command interface, and supports both digital servo and resolver feedback. It has no bleeder or brake chopper and uses a rigid DC bus. The controller is IP20 rated and weighs 150 kg.

Technical Specifications

Product Line
DKR04

Potential Harm
Hand injuries from sharp edges

Switch-off Requirement
Prior to activity

Residual Voltage Check
Using appropriate measuring equipment

Default Cooling Method
Air from outside the control cabinet

Rated Current
300 Amps

Input Rating
400 to 480 Volts AC (3-phase, 50 / 60 Hertz)

Peak Drive Current
212 Amps

Continuous Drive Current (4 kHz)
185 Amps

Continuous Drive Current (8 kHz)
130 Amps

Continuous Regenerated Power
92 kilowatts

Rated Total Heat Dissipation
2250 Watts

Function Numeric Code
23

Version Function Numeric Code
02

Bleeder
Not provided

Firmware
Not installed

Ambient Temperature (Operation)
5 to 45 degrees Celsius

Ambient Temperature (Storage)
-30 to 80 degrees Celsius

Maximum Installation Elevation
1000 meters

Housing
IP 20 rated, weighs 150 kilograms

Global Shipment
Available

Frequently Asked Questions

How does the DKR04.1-W300N-BE24-02-FW manage thermal performance in continuous duty cycles?

It uses a built-in air blower to regulate internal heat, reducing the need for external cooling systems. This ensures reliable operation in high-demand environments without frequent thermal shutdowns.

Can this controller be integrated into existing multi-axis CNC systems?

Yes, its modular design and SERCOS compatibility allow straightforward connection with multi-axis setups. This reduces configuration time while maintaining synchronized motion control.

What advantages does resolver feedback provide in the DKR04.1-W300N-BE24-02-FW?

Resolver feedback ensures robust position and speed data even in noisy electrical environments. This is critical for precise axis alignment in robotics and packaging systems.

How does the rigid DC bus topology affect system design?

A rigid DC bus minimizes energy fluctuations across drives connected to the same supply. This allows stable torque delivery under dynamic load changes.

Is downtime reduced through its modular upgrade approach?

Yes, individual components can be replaced or upgraded without removing the full unit. This simplifies maintenance and shortens service interruptions.

Common Misspellings

DKR041W300NBE2402FW

DKR04 1 W300N BE24 02 FW

dkr04.1-w300n-be24-02-fw

DKR4.1-W300N-BE24-02-FW

Internal Product Review

The Bosch Rexroth Indramat DKR04.1-W300N-BE24-02-FW is a servo drive controller. It handles digital and resolver feedback and is rated at 300 A with rigid DC bus and blower cooling. It finds it use in a robotic assembly cell and in a CNC woodworking center.