Installation Manual

Code
Error
Message
Troubleshooting
CPU
v3.18xx
and
below
CPU v3.19xx
and above
134 18x86 Isolation
PV Isolation fault. The inverter has detected the PV solar array
is not properly isolated from ground earth. The isolation is
checked each time the inverter starts up.
o
Check the PV installation for isolation
problems and ground leakage.
o
Only a certified PV installer must fix the
faulty string before connecting it to the
inverter.
o
Refer to
www.solaredge.us/files/pdfs/applicatio
n_note_isolation_fault_troubleshooting.pdf
137 18x89 RCD Test Contact SolarEdge support.
158 18x9E
Controller 3
Err
Contact SolarEdge support.
163 18xA3-5
Tz Over
current 1/2/3
Contact SolarEdge support.
166-168 18xA6-8
Tz Over
voltage
cap1/2/3
o
Verify that the inverter is set to the correct country.
o
Turn OFF the inverters in the site and verify AC grid
voltage.
o
If the inverter is located far from the
connection point to the grid, use a larger
gauge AC wire.
o
Consult the grid operator.
o
If permitted by local authorities, change
the grid protection values. Refer to
http://www.solaredge.com/files/pdfs/vie
wing_grid_protection_values.pdf
169 18xA9
Tz Over
current Rcd
Contact SolarEdge support.
178-180 18xB2-4 Vf1/2/3 surge
Ground current surge.
o
Check the AC connection to the inverter
o
Check with the grid operator if a large surge source or
irregular load exists near the site.
o
If the grid does not have problems contact SolarEdge
support.
199 18xC7 RSD Error Rapid Shutdown hardware error. Contact SolarEdge support.
Appendix A: Errors and Troubleshooting
Single Phase Inverter with HD-Wave Technology Installation MAN-01-00306-1.1
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