Internal Connection Diagram; Dimensions - Pegasus GRT7-TH4 R2 Manual De Instalación, Operación Y Mantenimiento

11 INTERNAL CONNECTION DIAGRAM

G
F-
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.

12 DIMENSIONS

F+
E1 E2 3
F+
F-
A- A+ DW CM UP
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E S1
S2
3/4
Automatic Voltage Regulator – GRT7-TH4 R2 l 23
N
R
S
T
F – Protection Fuse