Technical FAQs

Ask a Question

CLNA - DC mod1 err &DC mod2 err Service Alarm Code: 4068 & 4069

Criterion:
DC module 1 or 2  over temperature is detected and power output from PV1 or PV2 is stopped.
 
Possible cause :
 -  high external temp
- Cooling problem
Internal circuit detection issue
 
Action :
- Check cooling ( fans , air inlet , air outlet , installation conditions )
- If nothing abnormal , replace the inverter - Collect the units fault logs
Was this helpful?
What can we do to improve the information ?