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R911289884 (DKR03.1-W100N-BT04-01-FW)

DKR Drive Controllers

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The Bosch Rexroth drive control unit R911289884 (DKR03.1-W100N-BT04-01-FW) is designed for industrial automation applications, featuring a SERCOS command interface and five programmable plug-in slots. It is configured without a bleeder or brake chopper, utilizing a rigid DC bus and incorporates an air-cooling system via a built-in blower. Operating on three-phase AC power at 400–480 V with a control voltage of AC 230 V (power consumption 200 VA), this unit supports digital servo and resolver feedback. It provides a rated current of 100 A, achieves peak regenerated power of 26 kW for up to 10 seconds, continuous regenerated power of 22 kW, and peak current of 71 A. The device is IP20 rated, suitable for operation up to +55°C, weighs 49 kg, and dissipates 900 W of heat. Auxiliary brake resistor support is included; software must be sourced separately.

Technical Specifications

Function Numeric Code
04

Version Function Numeric Code
01

Communication Interface
SERCOS

Cooling Method
Air, Build-in Blower

Basic Unit
DKR03.1-W100-B with 5 Plug-in Slots

Input Voltage
3-phase AC 400 to 480V

Control Voltage
AC 230 V

Operating Frequency
50/60 Hz

Control Voltage Power
200 VA

Peak Regenerated Power
26 kW for 10 seconds

Continuous Regenerated Power
22 kW at 71 A peak current

Maximum Permissible Temperature
+55 ͦC

Protection Class
IP20

Net Weight
49 kg

Heat Dissipation
900 W at continuous current, 600 W in air channel

Software Notes
Must order separately

Common Misspellings

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 DKR03.1-W100N-BT04-01-FW.

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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.