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R911200408 (RD52.1-7N-037-L-NN-FW)

RD 500 Drive Controllers

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The Bosch R911200408 (RD52.1-7N-037-L-NN-FW) is an RD52 series drive controller engineered for three-phase motors up to 37 kW, utilizing a DC supply voltage range of 530 to 670 V. Designed for industrial automation environments, it functions as an inverter unit without an integrated brake chopper and relies on forced air cooling, requiring a minimum airflow of 0.2 m³/s. It supports a rated current of 68 A, peak current of 136 A for 0.5 seconds, and offers a rated output of 45 kVA. Power loss is approximately 0.8 kW during operation. Ambient operating temperature is up to 40°C, with derated performance above this threshold and operation not permitted above 50°C. Installation and operation should be performed by qualified personnel.

Technical Specifications

Designed For
Motors Up To 37 Kilowatts

Inverter Type
530 to 670 Volts DC Without Brake Choppers

Cooling Method
Forced Air Cooling

Recommended Air Flow
0.2 m3/s

Additional Functions
Not Available

Firmware
Ordered Separately

Rated Current
68 Amps

Peak Current
136 Amps for 0.5 Seconds

Rated Output
45 KVA

Input DC Voltage Tolerance
±10%

Power Loss
0.8 Kilowatts During Normal Operation

Output Derates
2.5% Per K Beyond 40 Degrees Celsius

Maximum Ambient Temperature
50 Degrees Celsius

Installation and Operation
By Qualified Technical Personnel Only

Global Shipping
Available.

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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 RD52.1-7N-037-L-NN-FW.

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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.