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CLNA - Low Eff flt Service Alarm Code: 131

  • Criterion:
 The losses in the unit are higher than normal , it as already been detected 4 times during last hour .
This fault will be cleared automaticaly after 24h .
  • Possible cause :
  • Incorrect sizing of the PV generator
  • DC input issue
  • Detection circuit malfunction
  • Action :
  • Check the sizing with Conext Designer
  • Check DC input connections and fuses
  • Turn on and off AC breaker to reset
  • If failure persists  Upgrade firmware 
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