29
30
Back up mode
Back up mode is used for bad weather, if back up mode is enable, battery will be
charged first. Customer can set up charging power ratio and stop SOC. If back up
mode continued more than 3 days. LED will flashing red to warning stop back up
mode. If back up mode continued more than one week. SPH will stop back up mode
and charge to online mode or offline mode automatically.
6.2.2 Fault mode
The SPH's intelligent control system could monitor and adjustment system's status
continuously, when SPH inverter monitoring anything unexpected happen, such as
system fault or machine fault ,the LCD will display the fault information, in fault mode,
the LED light will be lighten.
Notice:
1. The detail's fault information please refer to 9.1
2. Some fault information is in order to remind users that might have some faults
occurred in inverter side.
6.2.3 Programming mode
Programming mode indicates the SPH is updating, don't cut out power when it's
updating until the processing is finish, SPH inverter would log out automatically when
the updating finish and turn to other mode.
6.2.4 Checking mode
Before SPH work in normal mode, it will go to self-check mode. If all are ok, system will
go to normal mode, otherwise, it will go to fault mode.
6.2.5 Standby mode
If the system hasn't faults while the condition is not qualified, SPH would stay at
standby mode.
6.2.6 Shutdown mode
If customer need SPH inverter stop working, customer must disconnect all the energy
source, then SPH inverter will turn into shutdown mode automatically.
The following is the shutdown procedure:
1. Shutdown the PV side
2. Turn off battery switch.
3.
Shut down AC power of SPH. Then you can see the both LED and LCD of SPH are
off.
Notice:
After all the actions are done, you still have to wait for more than 5 minutes.
6.3
Display and button
6.3.1 LCD display area
Location
Description
A
Status
B
Information
C
PV input (If you connect two tracks, it will show two. Otherwise
show one)
D
SPH inverter
E
Power flow line
F
Grid
G
Battery (Show the SOC in five grid, Every grid represents 20%)
H
Local load
I
Wireless communication
J
RS232
K
RS485
L
Buzzer(Reserved)
M
Warning
N
Fault
Vb/Cb:50V/40%
Normal
B
A
C
D
F
N
M
L
G
K
J
I
H
E
