Faultpath
/
Fault Codes
/
SolarEdge
/
33x19
SolarEdge
33x19
AC Voltage Surge
Grid voltage exceeds safe operating range (commercial)
Common causes
Grid surge or disturbance
Large load switching nearby
Incorrect country settings
What to check
STEP 1
Check AC connection to inverter — all terminals secure
STEP 2
Verify inverter is set to correct country (voltage profile)
Escalate if
Surge fault occurs repeatedly — consult grid operator and verify wiring
Need full interactive diagnosis?
Faultpath walks you through decision trees, fault codes, and commissioning — built for solar & battery engineers.
Open Faultpath
More SolarEdge fault codes
2xF
DC Overvoltage Error
2x10
Vref Voltage Error
2x11
Over Temperature
2x13
Software Error
2x18
Broken or Unconnected Temperature Sensor