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R911201332 (RD52.1-4B-022-L-FV-FW)

RD 500 Drive Controllers

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The Bosch Rexroth R911201332 (RD52.1-4B-022-L-FV-FW) is a 3-phase current drive converter designed for both synchronous and induction motors. It uses frequency control to adjust output frequency and voltage according to the set value. The unit delivers an output current of 43 A at a 4 kHz pulse frequency, and at 8 kHz it supports a rated motor output of 18.5 kW with a rated current of 35 A. The converter operates with a nominal connecting voltage of 3 x AC 380-480 V and provides a rated power of 22 kW. Forced air cooling is implemented, and the device is equipped with a built-in brake chopper, current filter feedback, and 24-V standby power. EMC standards regulate its operation. It is not suitable for submersion or extreme temperature conditions.

Technical Specifications

Type
3-phase current drive converter

Operation
Frequency-controlled mechanism

Nominal 3-phase connection voltage
380-480 Volts ±10 %

Chopper brake system
Yes

Nominal power rating
22 kW (4 kHz)

Cooling mode
Forced convection

Firmware
Must be ordered separately

Class
A

Output current
43 Amperes at pulse frequency (PWM) of 4 kHz

Rated motor output at 8 kHz
18.5 kW

Rated current at 8 kHz
35 A

Size class
C

IP Rating
IP 20

Display
4-line graphical display

EMC Standard compliance
EN 61800-3, EN 55011 Class A (IEC 1800-3)

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1620 Old Apex Road
Cary, NC 27513, USA

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International: 1-919-443-0207

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[email protected]

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Indramat USA 1 Year Warranty

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We offer a repair service for the RD52.1-4B-022-L-FV-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.