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General| Brand | Leroy-Somer |
|---|---|
| Model | R 450 T |
| Category | Control Unit |
| Language | English |
Describes the R450 AVR casing, operating temperature, storage, shocks, and vibrations.
Differentiates between R450M (single-phase) and R450T (three-phase) versions.
Lists specific tools for 'Mate N Lok' connectors, including crimping pliers and extractors.
Explains how the AVR is powered by auxiliary windings in the AREP system.
Details the PMG excitation system, where a permanent magnet generator supplies the AVR.
Describes the SHUNT excitation system where the AVR is powered by the main winding.
Lists maximum power supply, rated overload current, electronic protection features, and fuses.
Details various settings and selections available for the AVR.
Explains the functions of the U/F (Under/Frequency) and LAM (Load Acceptance Module) systems.
Illustrates the impact of the LAM system on voltage, frequency, and power during load changes.
Covers optional features such as current transformers and remote voltage adjustment potentiometers.
Verifies all connections and rotating switch selections as per wiring diagrams.
Provides detailed steps for initial configuration and adjustment of the AVR.
Describes specific applications like field weakening and field forcing.
Lists common faults, actions to take, measurements, and their potential causes.
Lists spare parts, specifically voltage regulators R450M and R450T with their codes.
Provides information on ordering spare parts and contacting technical support.
