Planning the Installation
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Routing the Wires
Typic al
configurations Determine all wire routes to and from the GT Inverter. Typical routing
configurations include:
AC wiring from the GT Inverter to the main utility service panel
DC input wiring from the PV array to the GT Inverter
DC ground from the PV array to the Primary Earth Ground.
All wiring and installation methods should conform to applicable electrical and
building codes.
For installations in the United States, the National Electrical Code (NEC) and
local codes apply. For installations in Canada, the Canadian Electrical Code
(CEC) and local codes apply.
For all installations, local utilities may have additional requirements.
Figure 2-4
Grounding With Extra Lightning Protection Overview
Primary
Earth
Ground
GND bar
AC/DC Disconnect
Switch
Neutra l
-to-
Ground
Bond
L1 L2
NEUTRAL
GROUND
Main Utility
Service Panel
G
G
G

PV Array

PV String #1
G
Xantrex GT Invert er
Wiring Box
G
PV String #2