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R911200998 (RD52.1-4N-055-L-NN-FW)

RD 500 Drive Controllers

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The R911200998 (RD52.1-4N-055-L-NN-FW) is a Bosch Rexroth vector control converter from the RD 500 series, engineered for use in three-phase drive systems with synchronous and induction motors. This unit operates with a nominal connecting voltage of 3 x AC 380-480 V, features forced air cooling through its rear-cooled power section, and is designed without a built-in brake chopper. The device, identified as size D, supports a rated motor power output of 55 kW, allows frequency operation from 0 Hz to 250 Hz, and has a momentary overload capacity of 170% for one second. It is suitable for operation in environments conforming to class 3K4 and temperatures up to 50°C. The removable user panel supports a parameter copy function for efficient configuration.

Technical Specifications

Product Group
RD 500

EMC Compliant
Yes

Input/Output Voltage Rating
3 x 380VAC to 480VAC (+/-10%)

Cooling Type
Rear Cooling

User Panel
Removable with Parameter Copy Function

Rated Power Output
55kW

Environmental Class
3K4

Max Operating Temperature
50°C

Overload Capability
170% for One Second

Output Frequency Range
0Hz to 250Hz

Size Class
D

Field-Oriented Regulation Code
52

Design Code
1

Underwater Operation
Not Suitable

Approved Accessories Requirement
Yes

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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 RD52.1-4N-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.