FSP HySpirit series User Manual
21
http://www.fsp-group.com.tw/en/product/PVInverter.html
2.
1
st
Battery, 2
nd
Grid: Battery will provide power to the load first. If battery is running out power,
grid will back up the load.
NOTE: This option will become ineffective during AC charging time and the priority will
automatically become 1
st
Grid and 2
nd
Battery order. Same as Grid-tie with backup (I).
Grid-tie with backup (III):
PV energy supply priority setting: 1
st
Load, 2
nd
Grid and 3
rd
Battery
PV power will provide power to the load first. If there is more PV power available, it will feed-in
to the grid. If feed-in power reaches the max. feed-in power setting, the remaining power will
charge battery.
NOTE: The max. feed-in grid power setting is available in parameter setting. Please refer to
software manual.
Battery charging source:
1.
PV and Grid: It’s allowed to charge battery from PV power first. If it’s not sufficient, grid will
charge battery.
2.
PV only: PV power is only allowed to charge battery.
3.
None: It is not allowed to charge battery no matter it’s PV power or grid.
Load supply source:
When PV power is available:
1.
1
st
PV, 2
nd
Battery, 3
rd
Grid
PV power will provide power to the load first. If it’s not sufficient, battery power will provide
power to the load. When battery power is running out or not available, grid will back up the
load.
2.
1
st
PV, 2
nd
Grid, 3
rd
Battery
PV power will provide power to the load first. If it’s not sufficient, grid will provide power to the
load. If grid is not available at the same time, battery power will back up the load.
When PV power is not available:
