Internal Connection Diagram; Dimensions - WEG AVR-A-OPT-06 400Hz Manual De Instalación, Operación Y Mantenimiento

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10 INTERNAL CONNECTION DIAGRAM

Use a DC isolated power supply if there is a need to pre-excite the excitation field. As an option, a diode can be placed
after the F- terminal or an isolation transformer can be placed between terminals 3 and E3/4 with the alternator phases of
the alternator as a means of protection against short circuits.

11 DIMENSIONS

F – Protection Fuse
20 l Automatic Voltage Regulator – AVR-A-OPT-06 400Hz