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R911271457 (DDS02.1-W025-RS03-03-FW)

DDS Drive Controllers

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The R911271457 (DDS02.1-W025-RS03-03-FW) is a Bosch Rexroth DDS series drive controller designed for 24 VDC regulated input and a rated output current of 25 A. It features internal convection cooling and supports resolver feedback for motor control. Communication utilizes the SERCOS protocol, and the controller accepts optional plug-in modules for functions such as single-axis positioning or analog interfacing. The unit is specified for operation between 0°C and 45°C and below 1000 meters elevation. It is housed in an IP20 enclosure, requires vertical mounting with at least 80 mm clearance, and includes a configuration rating plate for hardware identification. Controller function ID is 03; firmware must be selected separately.

Technical Specifications

Rated Output
25 Amps

Input
Regulated 24 Volts DC

Cooling Type
Convection

Optimal Operating Temperature
0-45 degrees Celsius

Maximum Output Derating at 55 degrees Celsius
20%

Optimal Elevation Range
0-1000 meters

Maximum Derating at 5000 meters Elevation
35%

Feedback
Resolver

Communication Module
SERCOS

Firmware
Ordered Separately

Controller Function ID
03

Controller Function ID Version
03

Applicable Motors
MDD, LAC, MKD

Available Slots for Plug-in Modules
Yes

DC Bus Voltage
300 Volts DC

Housing Rating
IP20

Mounting Type
Vertical

Minimum Spacing Required for Mounting
80 millimeters

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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

[email protected]

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Indramat USA 1 Year Warranty

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We offer a repair service for the DDS02.1-W025-RS03-03-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.