Connection Diagrams; Connection For Generator Without Auxiliary Coil - WEG GRT7-TH4 Manual De Instalación, Operación Y Mantenimiento

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10 CONNECTION DIAGRAMS

10.1 CONNECTION FOR GENERATOR WITHOUT AUXILIARY COIL

16 | Automatic Voltage Regulator - GRT7-TH4
Generator
Exciter
field
F- F+
E E
1 2
F+
F-
- +
A B
Input ± 9V ³
Sensing Voltage of 160 up to 300Vac.
Generator
Exciter
F- F+
field
E E 3
F
+ F-
- +
A B
Input ± 9V ³
Sensing Voltage of 320 up to 600Vac.
Parallelism CT ratio In/5A¹
P
P
1
S1 S2
Single/parallel switch¹
3 E 1 2
3/4
GRT7-TH
7
6
J1
Potentiometer
Parallelism CT ratio In/5A¹
P
P
S S2
1
Single/parallel
switch¹
Open: parallel;
E
3/4 1 2
Closed: single
GRT7-TH
7
6
Potentiometer for
J1
external voltage
regulation¹ ²
Ω
( 5k /3W)
N
R
S
T
Open: parallel;
Closed: single
for external
voltage
regulation¹ ²
Ω
( 5k /3W)
N
R
S
T