Operation Instructions; Description Of Lcd And Buttons - Goodwe GW250K-HT User Manual

5 Operation Instructions

5.1 Description of LCD and Buttons

Note:
For inverters without LCD, please scan the QR code left to download
and install the SolarGo App, and complete the corresponding
configuration operations in the App.
SolarGo App
Safety Country Setting:
If the LCD displays "GW250K-HT Power = XXXXX watts" or "GW225K-HT Power = XXXXX
watts" , press and hold for 2s to enter the submenu "max voltage in China" . Select safety
country in the submenu according to your location and wait for 10s after selecting the country.
The LCD will display "Setting up..." . Then you will get a feedback like " Setup successfully" or
"Setup failed" .
(1) The LCD shows as following:
Grid-tied power generation
Power = XXXXX watts
(2) Description of the display:
1st row
2nd row
1st row: status information:
*The first row shows the status information of the system.
"Waiting for power generation power = 0 watts" indicates the inverter is in standby state;
"Detection timing **sec power = 0 watts" indicates that the inverter is self-checking and
preparing to generate;
"grid-tied power generation power =XXXXX watts" indicates that the inverter is in
power generation state;
When the system is abnormal, an error message will be displayed. For details, refer to the *5.2
Failure Information* table.
*The operating parameters of the system can be switched and displayed in the status bar by
pressing the buttons. Press the buttons to switch the menu and submenu. The detailed contents
and procedures can be seen below.
*The menu display is controlled by the buttons. Long press the button to enter the submenu.
2nd row: This area displays the real-time power generation of the inverter.
(3) Button Description:
The two operations to control the buttons: short press and long press
(4) Details of buttons and LCD screen:
*The basic functions can be set by pressing the buttons, such as time, language, safety country,
etc. And the data can also be checked by pressing the buttons.
*Menu and submenu status can be displayed on the LCD screen. Long press the button to entry
submenu from menu. If there is no submenu, press and hold for 2 seconds to lock the current
display interface.
*For both menu and submenu, the system will automatically revert to the first item of menu after
20 seconds if no button is pressed.
(5) Menu Introduction:
*After the inverter is powered on, the menu is the initial interface.
*The status display is the first item of the menu, which displays the current status of the inverter.
When the inverter start to be powered on, the LCD displays "Waiting for power generation". If it is
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generating, it displays "Grid-tied power generation". If the inverter is faulty, the fault information
is displayed.
*Short press the button once to enter the input voltage display menu, which is used to display
the PV voltage in "V".
*Short press the button once to enter the input current display menu, which is used to display
the PV current in "A".
*Short press the button once to enter the utility voltage display menu, which is used to display
the mains voltage in "V".
*Short press the button once to enter the output current display menu, which is used to display
the output current in "A".
*Short press the button once to enter the utility frequency display menu, which is used to display
the mains frequency in "Hz".
*Check failure code
Short press the button once to enter the failure history menu, which is used to display the fault
information of the inverter. And long press for 2 seconds to enter the submenu to check the five
latest fault messages, including Error message, failure time (190520 15: 00). Do not operate for 20
seconds to exit the submenu. The screen backlight will go off, and it will automatically return to
the status display menu.
*Check inverter model
Short press the button once to enter the "Model Name" menu and check the model name.
*Check software version
Short press the button once to enter the software version menu, which displays the current
software version like: "Software version: V1.XX.XX.XX" . No operation for 20 seconds the backlight
will go off and the display will automatically back to the menu.
*Time setting
Short press the button once to enter the system time setting menu, which is used to set the
current time. And long press the button for 2s to enter the submenu ＂ 2000-00-00 00:00 ＂ . Please
change the time according to the following rules:
1st&2nd digits: not changed
3rd&4th digits: year(range 2000~2099)
5th&6th digits: month
7th&8th digits: date
9th&10th digits: hour
11th&12th digits: minute
Short press the button to set the time. Long press for 2s to switch to the next digit.
If you entered the submenu but made no changes, the display would go back to the menu
automatically in 20 seconds. If you changed the time, the screen would display "Setting up..." in
10s after changes, and you would get feedback like " Setup successfully" or "Setup failed". Finally,
it will automatically go back to the status display menu.
*Set shadow MPPT function.
Short press the button once to enter the shadow MPPT function menu. Long press for 2 seconds
to turn the shadow MPPT function on or off.
"Shadow mode OFF Power =XXXXX watts" indicates it is off. "Shadow mode ON
=XXXXX watts" indicates it is on.
(6) Normal power-on
*When the input voltage is greater than the turn-on voltage, the inverter starts to work and the
yellow light is on. After a few seconds, the screen starts to display the following information:
"Grid loss Power =XXXXX watts". If there is utility power at this time, it will display "Detection
timing **sec power = 0 watts" in 2s. The "** seconds" here will decrease progressively to 0, and
you will hear the actuating of the relay. Then the screen will display "grid-tied power generation"
and the current power.
Power
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