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R911201277 (RD52.1-4B-022-L-LV-FW)

RD 500 Drive Controllers

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The Bosch Rexroth MPN R911201277 (RD52.1-4B-022-L-LV-FW) is a drive control unit featuring a modular configuration for vertical mounting within control cabinets. It operates over a frequency range of 0 Hz to 250 Hz and is rated for elevations up to 1,000 m above sea level. The unit supports forced air cooling and functions as a converter with an integrated brake chopper. Electrical specifications include a nominal connecting voltage of 3 x AC 380–480 V and a rated power output of 22 kW. It meets IP20 protection per EN 60529, except at the terminals, and is intended for operation in environments up to 50°C. Proper storage, handling, and adherence to national EMC requirements are necessary.

Technical Specifications

Pre-Programming Requirement
Yes

Usage Limitation
Not for underwater use

Line Code
1

Output Frequency
0Hz to 250Hz

Storage Recommendation
Dry and clean place

Elevation Installation
1000m over sea level

Design
Modular

Intended Installation
Inside a control cabinet

Size Class
C

Degree of Protection
IP 20

Maximum Operating Temperature
50°C

EMC Regulations Adherence
Yes

Availability
Dispatchable to any destination

Functions
Converter with inbuilt chopper

Installation Constraint
Can be installed next to another converter

Possible Hazards
Dangerous movements during operation.

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-LV-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.