SolarEdge SE3000H-US Installation Manual page 67

Error Codes
Code
CPU
v3.18xx CPU v3.19xx
and and above
below
117 18x75
118 18x76
123 18x7B
127 18x7F
133 18x85
66
Single Phase Inverter with HD-Wave Technology Installation MAN-01-00306-1.1
Error
Message
output.
Refer to the AC Wiring Application Note
o
http://www.solaredge.us/files/pdfs/application-note-
recommended-wiring.pdf
Temperature too high
Overtemp
Verify proper inverter clearances.
o
Make sure the heat-sink fins are clean and unobstructed.
o
Temperature too low
Undertemp
Make sure the inverter is installed in a location with ambient
temperatures within the range specified in the datasheet.
MainError Grid measurements are out of range. Contact the grid operator.
RCD current surge.
Ground faults may occur due to insufficient insulation to the
ground.
Only a qualified technician should handle this problem, and only
IRCDMax
after taking proper precautions.
1. Turn the inverter ON/OFF switch to OFF.
2. Wait five minutes for the input capacitors to discharge.
3. Disconnect the AC breaker.
4. Disconnect the DC inputs.
5. Connect each DC string separately, turn the AC and the
inverter ON/OFF switch to ON, until the error appears for the
faulty string.
Do not connect strings with a grounding fault to the inverter.
o
A certified installer must fix the faulty string before
connecting it to the inverter
For further documentation, contact SolarEdge Support.
o
Temp Sensor
Broken or unconnected temperature sensor. Contact
SolarEdge Support.
fault
Troubleshooting
WARNING!
ELECTRICAL SHOCK HAZARD. Do
not touch uninsulated wires when the
inverter cover is removed.
AVERTISSEMENT!
RISQUE D'ÉLECTROCUTION, ne
touchez pas les fils non isolés lorsque
le couvercle de l'onduleur est retiré.