4. OPERATION
4.1 Power ON/OFF
Once the unit has been properly installed and the batteries are connected well,simply
press On/Off button(located on the left side of the case) to turn on the unit.When system
without battery connected,but connect with either PV or grid,and ON/OFF button is
switched off,LCD will still light up(Display will show OFF),In this condition,when switch
on ON/OFF button and select NO battery,system can still working.
4.2 Operation and Display Panel
The operation and display panel,shown in below chart,is on the front panel of the inverter.It
includes four indicators,four function keys and a LCD display,indicating the operating status
and input/output power information.
Chart 4-1 LED indicators
LED Indicator
DC
AC
Normal
Alarm
Green led solid light
Green led solid light
Green led solid light
Red led solid light
PV Connection normal
Grid Connection normal
Inverter operating normal
Malfunction or warning
Messages
Chart 4-2 Function Buttons
Function Key
Esc
Up
Down
Enter
Description
To exit setting mode
To go to previous selection
To go to next selection
To confirm the selection
- 19 -
- 20 -
L wire
CAN
N wire
PE wire
Battery pack
Grid
CAN
L1 L2 L3
N PE
Load
GEN
Grid
Load
GEN
Grid
Load
GEN
Grid
Inverter No.1(master)
Inverter No.2(slave)
Inverter No.3(slave)
Load
L3 L2 L1
N PE
Parallel box
Parallel A
Parallel B
Pa
+-
3.12 Three phase Parallel Inverter
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 in
verter
