InverteriG5AVerified · sol.ls-electric.com
iG5A OHt — Over Heat Trip
Trip — immediate stop
CAUSE
Why does it occur?
Cooling system problem (obstruction in air vent); Old cooling fan not replaced; Ambient temperature too high
REMEDY · Step by step
How to fix it?
Remove obstructions from air inlet/outlet; Replace cooling fan; Keep ambient temperature below 50C
Do not reset repeatedly before identifying the cause. Repeated resets while ignoring a trip/alarm can cause secondary damage (IGBT failure, motor winding damage, etc.).
SOURCE
Related manual page
Verified · sol.ls-electric.com
Open PDF ↗iG5A Troubleshooting Manual ENG Rev1.0 (150417)
p.24 · Rev1.0