8
Network System Diagram for A4
8.1
Network System Diagram
TN-S Network System (Single-Phase)
Q.SAVE #2
BAT
BAT
IN
OUT
BMS
BMS
OUT
IN
PE
(CAN)
(CAN)
TT Network System (Single-Phase)
Q.SAVE #2
BAT
BAT
IN
OUT
BMS
BMS
IN
OUT
PE
(CAN)
(CAN)
12
Q.SAVE #1
BAT
BAT
BAT
DRM
OUT
IN
IN
BMS
BMS
BMS
IN
OUT
IN
PE
(CAN)
(CAN)
(CAN)
USB
Wi-Fi Dongle
PV Inverter
Q.SAVE #1
BAT
BAT
BAT
DRM
IN
OUT
IN
BMS
BMS
BMS
OUT
IN
IN
PE
(CAN)
(CAN)
(CAN)
USB
Wi-Fi Dongle
PV Inverter
Q.VOLT
Circuit
Ext current
GRID
Breaker
RS-485
PE
LAN
LOAD
Energy
Meter
(RS-485)
Circuit
Breaker
Circuit
Breaker
CT
Q.VOLT
Circuit
Ext current
GRID
Breaker
RS-485
PE
LAN
LOAD
Energy
Meter
(RS-485)
Circuit
Breaker
Circuit
Breaker
CT
GRID
E
kWh
(Utility Meter)
L
N
Earth Bar
PE
kWh
(ESS Meter)
L
N
Circuit
Breaker
Main Load
L
N
PE
Critical Load
L
N
PE
GRID
E
kWh
(Utility Meter)
L
N
Earth Bar
PE
kWh
(ESS Meter)
L
N
Circuit
Breaker
Main Load
L
N
PE
Critical Load
L
N
PE