Technical information

PV Grid-tied Residential Inverter and Integrated AC/DC Disconnect
Installation and Operation Manual
21
Figure 4-5 Ground Fault Message
If the inverter displays “Ground Fault”, turn the AC/DC Disconnect OFF
and refer to the fault information in Chapter 7.
Integrated AC/
DC Disconnect
AC Wiring
Connections
AC Ground
Terminal
DC Wiring
Connections
Grounding
Lug
Figure 4-6 AC and PV Grounding in Integrated
AC/DC Disconnect Cabinet
4.8 Wiring a Single Inverter with an Integrated AC/DC Disconnect
Connecting AC Conductors from the Electrical Grid
The inverter/disconnect unit is connected to the main utility service panel
using three conductors. Refer to the following table to determine the
appropriate conductors to use on each AC Line Input Terminal for each
inverter model.