Global Mainstream Dynamic Energy Technology Ltd.
- 10 -
User Manual
GHESS 3.7-4.8-SL hybrid system
2.2 System Connection
T
he three main components are connected as displayed in Figure 3, which can not only
optimize solar energy self-use and realize peak shaving, but also protect family from power
outages.
Figure 3 System connection
Please add an AC breaker K-grid before the energy meter if users need to switch to off-grid
function manually by disconnecting it, please refer to Figure 4.
PV1
PV2
GRID
LOAD
WIFI
CAN
RS485
Ethernet
BAT
Distribution box
L
N
SE
T
Si
n
gl
e
E
n
er
gy
M
ete
r
L
N
L
’
N
'
5
6
7
8
Load
GMDE
provided Meter
Emergency load
PV PANEL
Powervortex 3700TL
Battery Cabinet
F1/F2
D3
D4
D2
F3 F4
K-GRID
To Meter
DC
BREAKER
To Inerter
To Cabinet
Figure 4 System connection of manual on/off-grid switching
3 System installation
PV
Smart meter
GRID
K
2
BATTERY
DC breaker
D1
RS485
K
1
To Grid
To Load
K-inv
AC Breaker
K-Grid
Powervortex
3700TL
Emergency Load
Load
L’
N’
L
N
