
When the connection is completed, the following steps should be refered to use this function:
1. Turn on the AC switch.
2. Turn on the DC switch, waiting for the inverter's LCD is turned on.
3. Press Enter button on the LCD panel in the main interface into the menu options, select
[parameter setting]
to enter
setup submenu, and then select
[running parameters]
as shown in picture 7.13, at this time please input the default
password
1234
through pressing the button
[up down, enter],
enter the operation parameter setting interface, shown
as picture 7.14.
4. Operate the button
[up down]
, move setting cursor to energy meter and press the button
[enter]
. At this time you can
turn on or turn off the energy meter by choosing
[up down]
button, please press
[enter]
button to confirm when setting
done.
5. Move the cursor to
[OK]
, press
[enter]
to save the settings and exit the running parameters page, otherwise the settings
are invalid.
6. If set up successfully, you can return to the menu interface, and display the LCD to
[home page]
by press the
[up down]
button. If it displays
[meter power XXW]
, the zero-export function setting is completed. Shown as picture 7.15.
7. Meter power XXW shows positive means grid is supplying the load, and no power fed into grid. if meter power shows
negative, it means PV energy is being sold to grid or energy meter wiring conncetion has problem.
8. After properly connection is done, wait for inverter starting. If the power of the PV array meets the current power
consumption, the inverter will keep a certain output to counteract the power of the grid without backflow .
Hymon
Fotowoltaika Sp z o.o.
ul. Dojazd 16A 33-100 Tarnów
Wyłączny dystrybutor nowoczesnych systemów
www.
hymon
.pl
28
Pic 7.14 Meter switch
Pic 7.13 Parameter setting
Pic 7.15 Zero-export function via energy meter turn on
7.4.2 USE OF ZERO-EXPORT FUNCTION