90 User Manual UM0007_ASW3000-5000H-S_EN_V01_0321
MOhm. Otherwise, make a visual
inspection of all PV cables and modules.
• Make sure the grounding connection of
the inverter is reliable.
If this fault occurs often, contact the
service.
40
•Check whether the airflow to the heat sink
is obstructed.
•Check
whether the ambient temperature
around the inverter is too high.
41,
42
43,
44
45
47
• Disconnect the inverter from the grid and
the PV array and reconnect after 3
minutes.
If this fault is still being shown, contact the
service.
61
62
Check the DRED device communication or
operation
65
•Check if the ground line is connected with
the inverter ;
• Make sure the grounding connection of
the inverter is connected and reliable.
If this fault occurs often, contact the
service.
Permane
nt Fault
1,
2,3,
4,5,
• Disconnect the inverter from the utility
grid and the PV array and reconnect it
after LCD and LED turn off. If this fault is
still being displayed, contact the service.