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R911203076 (RD51.1-4N-315-F-NN-FW)

RD 500 Drive Controllers

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1 Year Warranty Included
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4 Minutes 14 Seconds

The R911203076 (RD51.1-4N-315-F-NN-FW) is a Bosch Rexroth drive converter engineered for industrial automation applications. It supports variable frequency control for electric motors, operating on a 3-phase AC input from 380 to 480 V (±10%). The unit delivers up to 315 kW rated power, with a maximum motor output of 200 kW and output frequency range between 0 and 250 Hz. Rated continuous current is 400 A, with a 60-second peak at 520 A. The model operates with IP20 protection, and integrated forced-air cooling, requiring 0.8 m2/s airflow and suitable for use in environments with non-aggressive, non-conductive gases. Operating temperature range is 0–40 °C, and installation altitude up to 1000 m is supported. This device is not equipped with additional functions or a built-in brake chopper and includes factory-assigned firmware. Operation should follow RD500 documentation guidelines.

Technical Specifications

Type
Drive Converter

Brake Chopper
Absent

Power Supply Connection
3 Phase AC 380-480V±10%

Motor Drive
315kW

Rated Motor Output
200kW

Output Frequency
0-250Hz

Rated Current
400A

Peak Current
520A (for 60 seconds)

Environmental Class
3K3

Altitude Limit
1000 meters

Ambient Temperature
0-40 degree Celsius

Cooling Requirement
0.8 m^2/s air with power loss of 9.5 kW

Protection Category
IP 20

Cooling System
Integrated liquid circuit

Shipping
Worldwide

Available Through
Indramat USA

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Warranty
1-year-warranty
Indramat USA 1 Year Warranty
Repair
We offer a repair service for the RD51.1-4N-315-F-NN-FW.
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