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CLNA - AC UV inst err & AC OV inst err Service Alarm Code: 2408 & 2410

  • Criterion:
AC voltage is below ( Under Voltage ) or above ( Over Voltage ) the set limits instantaneously
  • Possible cause :
 - AC Voltages are not according the set ( country or custom setting)
  • Action :
  • Measure the voltage at the inverter AC connections  and check if it is within  the country or custom setting limits , adjust if necessary in accordance with utility .
Notice that  the AC cables can induce voltage drop depending on their size and lenght ( distance between inverter and grid connection points )
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