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1.INTRODUCTION
WH SPA series AC couple inverter is designed for both indoor and outdoor use, which
could be used with or without existing grid-tied inverter systems to store energy with
batteries.
Energy produced from grid-tied inverters shall be used to optimize self-consumption,
then charge battery, exceed power from grid-tied system could export to grid. Loads
will be supported in priority by grid-tied system, then battery power, exceed
consumption power will be drained from grid.
1.1 OPERATION MODES INTRODUCTION
eCactus WH-SPA system normally has the following operation modes based on your
configuration and layout conditions.