Title: +039=462.001-NB001._01-ITYS UPS Coromatic Monteringsanvisning Brukerveiledning.pdf
Check the input fuse statusITYS 1-10 kVA - Ref.: IOMITYTWXX05-GB 0035H S I L G N E36FAULTProblem DisplayedInv Overload FaultByp Overload FaultOutput Short CircuitHeatsink Over Temperature FaultBus Over VoltageBus Under VoltageBus UnbalanceBus shortBus Softstart FailInv Over VoltageInv Under VoltageInv Softstart FailNegative Power FaultFan lock faultBackfeedOTHER CASESProblem DisplayedNo indication, no warning tone even though system is connected to mains power supplyBYPASS LED lights up even though the power supply is availableBATTERY LED lights up, and alarm sounds every 4 secondsEmergency supply period shorter than nominal valueITYS 1-10 kVA - Ref.: IOMITYTWXX05-GB 0020. TROUBLESHOOTINGPossible causeRemedyOverloadCheck the loads and remove some non- critical loads.Check if some loads have failed.OverloadCheck the loads and remove some non- critical loads.Check if some loads are failed.Output short circuit