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R911203280 (RD52.1-4B-090-D-F1-FW)

RD 500 Drive Controllers

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The Bosch Rexroth R911203280 (RD52.1-4B-090-D-F1-FW) is a field-oriented vector control device from the RD 500 series, specified for motors rated at 90 kW. This converter features a nominal connecting voltage of 3 x 380–480 V AC, allowing a tolerance of ±10%. Designed with a built-in brake chopper, its output frequency is adjustable between 0 Hz and 250 Hz. The R911203280 conforms to EMC directives regarding noise emission and immunity, employs AL electrolytic capacitors as DC link capacitors, and should be mounted in a cabinet using a 22.5 mm mechanical grid pattern and three M6 screws. It is intended for clean, dust-free operating environments and utilizes a plug-through cooling system.

Technical Specifications

Documentation
Required Reading

Intended Use
To Avoid Injury or Damage

Line Code
52

Motor Power Output
90 kW

Function
Converter

Connecting Voltage
3 x 380 to 480VAC +/-10%

EMC Compliance
Yes

Information Access
Type Plate

Deployment
Machine Tools

Water Resistance
No

Output Frequency Range
0Hz to 250Hz

Operating Environment
Dust-Free

Electrolytic Capacitors
AL

Mounting
Inside Control Cabinet

Mechanical Grid Pattern
22.5 mm

Mounting Screws
M6 x 3

Operational Temperature
>30°C

Corrosion Protection
Required

Packaging
Military-Grade

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1620 Old Apex Road
Cary, NC 27513, USA

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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.