56
9.3.4 History
Click “History” to enter a history menu. There are 3 submenus under this menu, including “Fault
Record”, “Power Curve” and “Electric Energy Production Curve”.
(1) Under the “Fault Record” menu, 4000 recent faults together with fault occurrence and
clearance time records can be seen; it can support page turning check and page skipping check.
Format of fault record:
No.
Time
State
Fault
1
16-02-01 16:41:15
Clearance
Module
1
Over-temperature
protection
2
16-02-01 16:35:02
Occurrence
Module
1
Over-temperature
protection
The above record shows that “Over-temperature protection” fault happens to Module 1 at 16:35:02
Feb. 1st, 2016, and is cleared at 16:41:15 Feb. 1st, 2016. If complete machine fault happens, the
number of module will not be displayed.
(2) Under the “Power Curve” menu, the power curve on the same day is checked.
(3) Under the “Electric Energy Production Curve” menu, one can see the bar graph of total electric
energy production per year and monthly total electric energy production per year in the past ten
years together with the bar graph of daily electric energy production per month in the same year.
9.3.5 Inverter parameter
Click “Inverter Parameter”, pop out the textbox of password port to input passwords (Contact our
after-sales service center to acquire the passwords), and click “Enter” key to enter an inverter
parameter setting interface. The menu comprises 3 submenus: “Protection Parameter”, “Rule
Selection” and “Command Parameter”.
(1)Switching between the complete machine and all modules
After it enters the “Inverter Parameter” menu, the interface as shown in the following figure can
be seen:
Figure 9-4 Protection parameters
CPS SCH1500K inverter is provided with 2 modules altogether; switching between the complete
machine and all modules can be achieved by clicking “System” button, “Module 1” button,
“Module 2” button and other buttons so that protection parameters of all the modules can be
110.0
2.00
90
5
135.0
0.05
50.0
0.10
108.0
92.0
5.00
4.0
2016-02-05 14:04:30 FRI
