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R911203639 (RD51.1-4B-090-L-C1-FW)

RD 500 Drive Controllers

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The Bosch Rexroth drive system with MPN R911203639 (RD51.1-4B-090-L-C1-FW) is a three-phase converter designed for operation with synchronous and induction motors. It supports a nominal connecting voltage of 3 x AC 380–480 V (±10%) at 50–60 Hz and supplies a continuous power output of 90 kW. The device utilizes forced cooling with a built-in blower for temperature regulation and is suitable for ambient temperatures between 0 and +40°C, up to 1000 m installation altitude. It features an integrated brake chopper, operator panel, analog I/O, relay output, RS232/RS485 serial interface, supports external 24 V standby power, and uses a U/f control curve. Firmware is factory assigned.

Technical Specifications

Type
Three-phase Drive System

Nominal Voltage
AC 380 – 480 V +/-10%

Voltage Frequency Control
Yes

Internal Brake Chopper
Yes

Continuous Power
90 kW

Cooling Method
Forced, with internal blower

Input Voltage Frequency
50 – 60 Hz

Output Frequency
0 – 200 Hz

Nominal Efficiency
0.97 – 0.98

Operating Temperature
0 to +40 degree Celsius

Installation Maximum Height
1000 m/sea level

Operator Panel
Yes

Analog Output
1

Analog Input
1

Relay Output
1

Serial Interface
RS232/RS485

Switching Frequency
4 kHz, 6 kHz, 8 kHz, 12 kHz

Rated Current (at 4 kHz)
165 A

Rated Output
109 kVA

Firmware
Ordered separately.

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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-090-L-C1-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.