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R911200557 (RD51.1-7N-055-L-NN-FW)

RD 500 Drive Controllers

Rated 4.2 stars (13 total reviews)

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The Bosch Rexroth R911200557 (RD51.1-7N-055-L-NN-FW) is an inverter module designed for industrial automation applications. It operates with an input DC voltage range of 530 to 670 V (±10%) and has a rated power output of 55 kW. The unit employs U/f curve control and supports outputs at a frequency range of 0–250 Hz. It is designed for ambient temperatures from 0 to 40 °C and uses forced air cooling for effective temperature management. The module can withstand overloads up to 200% for 0.5 seconds and features an A1 level radio suppression system. It does not include a built-in brake chopper or additional functions and is supplied without firmware. The device weighs 50 kg and is intended for professional installation.

Technical Specifications

Operating Temperature
0 - 40 degree Celsius

Environmental Class
3K3

Cooling Airflow Requirement
0.4 cubic meters per second

Radio Interference Suppression Level
A1

Protection Category
IP20

Weight
50 kg

Firmware
Not Included

Output Frequency Range
0 - 250 Hz

Overload Capacity
200% for 0.5 seconds

Ventilation
Forced, fan or blower may be required

Installation
By professional technician or engineer only

Product Size and Design
Compact and simple

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 RD51.1-7N-055-L-NN-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.