R911278601 (DKR04.1-W300E-BE23-01-FW)

DKR Drive Controllers

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Phone:
1-888-551-3082

Email:
[email protected]

The Bosch Rexroth MPN R911278601 (DKR04.1-W300E-BE23-01-FW) is a digital intelligent drive controller designed for applications such as numerically controlled machine tools and printing equipment. This unit features a robust control system supporting a wide speed range and constant power output, with air cooling managed by a built-in blower that uses internal or external cabinet air. The drive operates at a rated power voltage of AC 3x400–480V (±10%) and a control voltage of AC 230V, with a power density of 300 VA. It supports an operating frequency up to 1600 Hz, dissipates 2500W heat, and provides continuous power up to 93 kW. Classified as IP20, the device offers protection against solid particles, includes five slots for plug-in modules, SERCOS interface, digital servo and resolver feedback, and accommodates an external bleeder with brake chopper and rigid DC bus. The firmware module ESM02.3 is required and ordered separately.

Technical Specifications

Control Voltage
AC 230V with 300 VA

Driving Power Voltage
0 – 380V

Frequency
800 Hz/1600 Hz for a 4 kHz/8 kHz drive

Heat Dissipation
2500W at 4 kHz/9 kHz

Continuous Current
210 A/150 A

Continuous Power
93 kW/66 kW at the driven motor shaft

Weight
150 kg

Accessories Weight
1.7 kg

External Brake Resistor Weight
15.3 kg

Protection Category
IP20

Operating Temperature
+5 to +45 degree Celsius

Slots
U1 to U5 for installing different plug-in modules

Interface
SERCOS interface for effective communication

Feedback Mechanism
Digital servo and resolver feedback

Firmware Module
ESM02.3 (operating software)

Frequently Asked Questions

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Internal Product Review

The DKR04.1-W300E-BE23-01-FW is a drive controller by Bosch Rexroth Indramat for industrial motion systems. It features external bleeder with brake chopper, supports SERCOS command interface, and handles digital servo or resolver feedback at 300 A rated current with blower-based air cooling. Its enclosure conforms to IP20 for cabinet installation.

1620 Old Apex Road
Cary, NC 27513, USA

Toll Free: 1-888-551-3082
International: 1-919-443-0207

Fax: 1-919-867-6204

[email protected]

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Indramat USA 1 Year Warranty

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We offer a repair service for the DKR04.1-W300E-BE23-01-FW.

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North Carolina Office

Indramat USA
1620 Old Apex Road
Cary, NC 27513
USA

Phone

Toll Free: 1-888-551-3082
International: 1-919-443-0207

Indramat USA sells factory new and pre-owned surplus products and maintains channels to procure supply. Indramat USA is not affiliated with nor an authorized distributor or representative of any manufacturers, brands or products listed. Designated trademarks, brand names, and brands appearing herein are the property of their respective owners.