Sunway NT 10000 - Manual (Page 64)

148
Error
Errors 020 to 022
Insulation fault
Errors 023 to 025
DC injection
Error 026
Isolated opera-
tion
Causes
During start-up, the Solar
Inverter has detected an
insulation fault in the PV
system.
The Solar Inverter has detec-
ted a DC share > 1 A in the
grid current.
Failure of one or more of
the grid phases L1, L2, or L3.
The position of the indivi-
dual phase conductors in
relation to each other has
moved beyond the admis-
sible tolerances.
Remedies
Check your PV system for insulation
faults.
Restart the Solar Inverter. Should the
fault still occur, please call the technical
hotline. The phone number is on the
back of the user manual.
Check the grid phases L1, L2, and L3.
Ask your power supply company about
the stability and design of the grid.
BP13370_NT_10000_englisch 23.11.2005 17:40 Uhr Seite 64