Alpha ESS SMILE-S6-HV Installation Manual page 27

ELECTRICAL CONNECTION
Three/single-phase meter (Contain off-grid switching)
Description
Backup Box
Backup Box-PLUS
1) Backup Box Connection
Backup Box connection at single-phase home
GRID_L1
L1
PV-INV_L1
L2
GRID
L3
GRID_L2
N
PV-INV_L2
PE
GRID_L3
PV-INV_L3
GRID_N
PV-INV_N
GRID_PE
①
L
PV-INV_PE
PV-INV meter
PV
N
Backup Box connection at three-phase home
Maximum current per phase
32A
63A
COM
Bypass
LOAD_L1
LOAD1 LOAD2 LOAD3
AC_L1
BAK_L1
LOAD_L2
RCD
AC_L2
BAK_L2
LOAD_L3
AC_L3 L
N
Grid
BAK_L3
PE
PV
LOAD_N
SMILE-INV
AC_N
L
Backup
BAK_N N
Meter Port
Bat
48 49
2) Backup Box-PLUS Connection
②
Backup Box-PLUS connection at single-phase home
Backup Box-PLUS connection at three-phase home
ELECTRICAL CONNECTION