6
Installation Manual
1.2. PARTIAL-HOME BACKUP CONFIGURATION
Intro / Partial-Home Backup Configuration
Inverter Nameplate
Check the inverter nameplate
located on the side of the inverter
labeled 'Model' to determine
which system you have.
DC-coupled is the GWXXXXA-ES
inverter and the AC-Coupled is
the GWXXXXA-BP inverter.
Option only available for DC-coupled systems (inverter model A-ES).
Back-up output breaker
Meter CT Communication
Grid
Power meter
Main Panel
and
Non-backed-up loads
Grid side
Battery
DC Br
ea
ke
r
NTC
BMS
On-grid output breaker
Main breaker
RESET
FAULT
Wi-Fi
COM
ENERGY
GRID
BATTERY
BACK-UP
SYSTEM
Solar array
DC-Coupled Only
Auto-transformer
+
-
Back-up Partial Load
A-ES
BMS
Battery