130
disconnecting all sources of DC and AC.
7.2 LCD Fault and Troubleshooting
The inverter will shut down automatically if the PV power generation system
fails, such as output short circuit, grid overvoltage/undervoltage, grid
overfrequency/underfrequency, high environmental temperature or internal
malfunction of the machine. The fault information will be displayed on the LCD
screen. Please refer to 6.4 History Record for detailed operation.
The causes of a fault can be identified based on the faults listed in Table 7-2 through
Table 7-2 LCD Troubleshooting WARNING
Fault Description / Instruction
Definition: Internal alarm
Recommended solutions:
1. Observe for 5 minutes to see whether the
alarm will be eliminated automatically
2. Contact post-sales service if not corrected
Recommended solutions:
1. Observe temperature display
2. Switch off exernal AC disconnect, then
back on to reboot the system
3. Contact post-sales service if not corrected
Table 7-7 to Table 7-7 there are 4 types of fault: alarm, protection, warning and
hardware fault. Proper analysis is recommended before contacting post-sales
service to ensure your quickest time to resolution.
To Next Page
Loading...
