Installation manual

Appendix B - Circuit Diagram
975-0601-01-01 Revision B B–3
This manual is for use by qualified personnel only.
Circuit Diagram for Xantrex GT500 480, Xantrex GT500 480 PG, Xantrex GT500 600, and Xantrex GT500 600 PG 500 kW Grid-Tied
Photovoltaic Inverters
Figure B-1 Circuit diagram for the Xantrex GT500 480 and Xantrex GT500 480 PG
CC
TB1
AA
BB
TB5
PV GND
C
INVERTER BRIDGE
B
A
-
+
TB4
PV +
TB3
S1
PV GROUNDING
R1
PV -
CON TROL CA RD
TB2
OPTIONAL
PV ARRAY
TO UTILITY 60HZ
DISTRIBUTI ON SYSTEM
BA
GND
C
480/208 VAC DELTA - DELTA
TRA NSFORM ER
X3H3
GND
H1 X1
GT500kW INVERTERGT500kW AC TRANSFORMER
AC/ DC GROUND BOND
DC SWITCH
FUSE
DC EXTERNAL
DISCONNECT
AC EXTERNAL
DISCONNECT
+
-
X2
H2
L1
L2
L3
EM I FI L TER
CB1
CI RCUI T BREAKER
A sample electrical diagram of the Xantrex GT500 480 and Xantrex GT500 480 PG is provided in Figure B-1.
Since installations vary widely, use this diagram for system planning purposes only. Grounding, overcurrent
protection, and disconnecting means shown are not intended to be complete and vary by system design and
installation location. Consult applicable local codes.