KKT KOLBE HKW10-1P3 Benutzerhandbuch Seite 185

Code Meaning
37 PV iso low
(PV isolation
low)
38 Bus Relay Fault The inverter may
39 Grid Realay Fault
40 EPS rly fault
(EPS relay fault)
41 Gfci fault
44 Self test fail
45 System fault
46 Current DCover
47 Voltage DCover
Note:
If an error occurs that is not listed in the table,
contact the customer service.
Fannoiseduringoperation
During operation, slight whistling noises may occur, caused by the fan.
This is normal and harmless and does not signify a product defect.
Description Suggested solutions
The PV insula- • Check if the PE line is connected to
tion impedance
is low.
• Restart the inverter and wait until it
be damaged.
• If the inverter does not restart,
the inverter and is connected to the
ground.
functions normally.
contact the customer service.
Troubleshooting
75