Delta BX6.3 AC Series Operation And Installation Manual page 44

Startup
• Forced charge mode
Although battery stops any action when SOC (state of charge) reach 0%, the
self-discharge phenomenon may still causing SOC lower than 0%.
At this time, BX6.3_AC will force battery charging from PV power and grid power
until the battery SOC reaching SOC limit setting (default is 30%).
Solar Panel
HXA
BX6.3_EX100 / BX6.3_AC100
Home load power usage
00:00
Production
Charge or standby
Figure 4-14 : Forced charge mode current flows
Excess PV power
PV power used
for home load consumption
07:00
Figure 4-15 : Forced charge mode behavior
Distribution Panel
Consumption
PV power
12:00
44
Feed-in / purchase
CT
Home Load
19:00
Grid
24:00