Xantrex Technology GT3.0 - Manual (Page 38)

Installation
2–10 975-0131-01-01
Figure 2-3 Long Distance Grounding Overview
Primary
Earth
Ground
Array
Earth
Ground
GND bar
AC/DC Disconnect
Switch
Neutral
-to-
Ground
Bond
L1 L2
NEUTRAL
GROUND
Main Utility
Service Panel
G
G
G
PV Array
PV String #1
G
Xantrex GT Inverter
Wiring Box
G
PV String #2
Distance >30 m (100 ft)
When the distance between the PV Array and the GT
Inverter is greater than 30 m (100 ft), the array should have
its own earth ground, which should be connected to the
Primary Earth Ground by a buried wire.
Check your local codes for grounding requirements.
(buried wire)