Ground
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3.11 Three phase Parallel Inverter
L wire
CAN
N wire
PE wire
Battery pack
Grid
CAN/RS 485
L1
N
PE
L2 L3
Load
GEN
Grid
Load
GEN
Grid
Load
GEN
Grid
A Phase
Inverter No.1(master)
B Phase
Inverter No.2(master)
C Phase
Inverter No.3(master)
Backup Load
Parallel
Master
Slave
Modbus SN
01
A Phase
B Phase
C Phase
Advanced Function
Paral. Set3
Parallel
Master
Slave
Modbus SN
02
A Phase
B Phase
C Phase
Advanced Function
Paral. Set3
Parallel
Master
Slave
Modbus SN
03
A Phase
B Phase
C Phase
Advanced Function
Paral. Set3
A Phase Master inverter
B Phase Master inverter
C Phase Master inverter
BMS 485
parallel_1
parallel_2
RS485
BMS CAN
DRMs
Home load
L3 L2 L1
N-BAR
E-BAR
④ AC Breaker
⑤ AC Breaker
⑥ AC Breaker
①②③ DC Breaker for battery
① DC Breaker
② DC Breaker
③ DC Breaker
CT1
CT2
CT3
CT
Arrow pointing
to grid
SUN 3.6K-SG: 120A DC breaker SUN 5K-SG: 150A DC breaker
④ AC Breaker for grid port SUN 3.6K-SG: 40A AC breaker SUN 5K-SG: 40A AC breaker
⑤ AC Breaker for backup load
SUN 3.6K-SG: 32A AC breaker
SUN 5K-SG: 40A AC breaker
⑥ AC Breaker
Depends on household loads