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R911289498 (RD52.1-4B-022-L-NN-NN-NN-FW)

RD 500 Drive Controllers

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The Bosch Rexroth R911289498 (RD52.1-4B-022-L-NN-NN-NN-FW) is a vector control converter with a built-in brake chopper, designed for secure cabinet mounting using a 22.5 mm mechanical grid pattern. It utilizes forced air cooling and requires a nominal connecting voltage of 3 x AC 380-480 V, supporting a rated power of 22 kW. The device employs a field-oriented regulation code of 52 and is compatible exclusively with authorized Bosch accessories. Installation and operation must follow detailed instructions to ensure safety, including proper grounding. The unit conforms to EMC standards for noise immunity and emission, provides IP 20 protection per EN 60529, and features a removable user panel. Maximum operational temperatures can reach 50°C with appropriate derating, and 100 mm space should be maintained above and below the unit. Storage should occur in a dry, clean environment away from heat-sensitive equipment. Firmware is supplied separately; hardware modifications are not supported.

Technical Specifications

Installation Requirement
Inside control cabinet

Grid Pattern
22.5mm mechanical

Mounting
Mounted on common mounting plate

User Panel
Removable

Regulation code
52

Hardware Modification
Not supported

Function
Control and monitoring of electric motors

Application Range
Wide

Protection Degree
IP 20 in accordance with EN 60529

Additional Functionality
Not supported

Firmware
Procured as separate subitem

Maximum Temperature
50 degrees with derated data

Storage Requirement
Dry and clean place

Clearance
At least 100mm above and below

Shipping
International

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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Warranty

Indramat USA 1 Year Warranty

Repair

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

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North Carolina Office

Indramat USA
1620 Old Apex Road
Cary, NC 27513
USA

Phone

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.