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R911201171 (RD51.1-4B-045-D-D1-FW)

RD 500 Drive Controllers

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The Bosch Rexroth R911201171 (RD51.1-4B-045-D-D1-FW) is a three-phase drive controller designed for use with Bosch induction and synchronous motors in industrial control applications. It features a 45 kW power output, operates with a three-phase AC input voltage of 380–480 V ±10%, and includes an integrated brake chopper. The device delivers a rated output current of 82 A at a 4 kHz switching frequency, with peak currents up to 164 A for limited periods. This unit incorporates a NAMUR terminal strip for chemistry module interfacing and provides the option for 24 V DC standby power. It is housed in an IP20 enclosure for cabinet installation, utilizes a plug-through cooling system, and conforms to radio interference suppression level A1 per EN 55011.

Technical Specifications

Type
Three-phase drive controller

Compatible motors
Bosch Induction and Synchronous Motors

Power output rating
45 kilowatts

Device type
Converter-based

AC input voltage
380 to 480 Volts

Cooling system
Plug-through cooler

Recommended ambient temperature
0 to 40 degrees Celsius

Additional function 1
Standby power

Additional function 2
Connection to NAMUR terminal strip

Standby power requirements
External 24 Volts DC supply

Output current at 4kHz pulse frequency
82 Amps

Maximum Output Current (60s)
107 Amps

Maximum Output Current (1s)
139 Amps

Maximum Output Current (0.5s)
164 Amps

Enclosure rating
IP20

Radio interference suppression level
A1 (EN 55011)

Packaging
Cabinet mounting

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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 RD51.1-4B-045-D-D1-FW.

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North Carolina Office

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.