.47.
.46.
7.5.17 I/V Curve
This function is used to scan the I/V characteristic curves of each PV strings.
Figure 7.27 I/V Curve
Set I/V Curve
I/V Curve Scan
7.5.17.1 Set I/V Curve
This setting can set the scanning voltage start point and the voltage interval.
Figure 7.28 Set I/V Curve
850V
010V
7.5.17.2 I/V Curve Scan
Press “ENT” to start the I/V curve scan.
Figure 7.29 I/V Curve Scan (1)
Scanning...01
After it is completed, the screen will display “Scan OK” and then enter the following section.
Figure 7.30 I/V Curve Scan (2)
Select String No.: 01
Figure 7.31 I/V Curve Scan (3)
9.56A
9.44A
Start_V: The start voltage of the I/V scan. (Adjustable from 850V-1000V)
Interval_V: The scanning voltage interval.(Adjustable from 001V-100V)
In total, 60 data points can be scanned.
The max scanning range is from 850-1450V.
7. Normal operation
7. Normal operation
Figure 7.25
Selecting “Fan Test” displays the sub-menu shown below:
Are
you
sure
?
YES
=<
ENT
>
NO
=<
ESC
>
Fan Test is a factory test function.
Press the ENTER key to start the test.
Press the ESC key to return to the previous menu.
7.5.15 DSP Update
The function is used for update the DSP.
This function is applicable by maintenance personnel only, wrong operation
will prevent the inverter from reaching maximum power.
7.5.16 Compensation Set
The
screen
shows
:
Figure 7.26 Power Rate Limit
Press the Down key to move the cursor
.
Press the Up key to change the digit
.
Please press the Enter to save the setting and press the ESC key to return to the previous
menu
.
This setting is used for grid operators, do not change this setting unless
specifically instructed to.
This function is used to calibrate inverter output energy and voltage. It will not impact the
energy count for inverter with RGM.
Two sections are included: Power Parameter and Voltage Parameter.
YES=<ENT> NO=<ESC>
Power
para
:
1
.
000
