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R911279489 (DKR03.1-W100N-BE79-01-FW)

DKR Drive Controllers

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The Bosch Rexroth R911279489 (DKR03.1-W100N-BE79-01-FW) is a servo drive operating on a 3-phase AC input of 400–480V with a control voltage of AC 230V, supporting a frequency range of 50–60 Hz (±10%). The drive controller offers 4 kHz and 8 kHz operation, with sustained currents of 71 A and 60 A, delivering power outputs of 26 kW and 22 kW respectively. Peak current is 71 A with maximum power output of 26 kW, while continuous regenerated power is 22 kW. The unit features an in-built blower cooling system, IP20 protection, SERCOS command interface, and digital servo/resolver feedback. The base model DKR03.1-W100-B hosts five slots for plug-in cards, has no brake chopper and a rigid DC bus. The device weight is approximately 49 kg.

Technical Specifications

Operating Voltage
3-phase AC 3 × 400 to 480V

Control Voltage
AC 230V ±10%

Frequency
50 to 60 Hz

Drive Controller Current (4 kHz)
71 A

Drive Controller Current (8 kHz)
60 A

Continuous Power (4 kHz)
26 kW

Continuous Power (8 kHz)
22 kW

Peak Current
71 A

Peak Power
26 kW

Continuous Regenerated Power
22 kW

Maximum Frequency (4 kHz)
800 Hz

Maximum Frequency (8 kHz)
1600 Hz

Heat Dissipation Constant Current
900 W

Heat Dissipation Air Channel
600 W

Protection Class
IP20

Cooling Mechanism
Built-in Blower

Weight
49 kg

Bleeder Resistor
Not Included

Command Communication
SERCOS Interface

Motor Feedback
Digital Servo and Resolver Feedback

Numeric Control Function
79

Basic Unit
DKR03.1-W100-B

Plug-in Boxes Slots
5

Interfaces Used
U1 to U4

Software Module Slot
U5

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1620 Old Apex Road
Cary, NC 27513, USA

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International: 1-919-443-0207

Fax: 1-919-867-6204

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Indramat USA
1620 Old Apex Road
Cary, NC 27513
USA

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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.