SolarEdge SE66.6KUS - Replacing Inverter Units

Appendix D: Replacing System Components
ThisappendixdetailsreplacementproceduresfortheSolarEdgesystemcomponents.
NOTE
If you are permanently disassembling the installation or part of it, make sure to use the disposal
methods dictated by local regulations.
Replacing the Primary Unit
1. TurnOFFtheInverterON/OFFswitch,andwaituntilthegreenLEDisblinking,indicatingthattheDC
voltageissafe(<50V),orwaitfiveminutesbeforecontinuingtothenextstep.
WARNING!
If you cannot see Primary Unit LEDs or you cannot connect to the Primary Unit, or if the red LED
light is on indicating a malfunction , wait five minutes for the input capacitors of the inverter to
discharge.
Si vous ne pouvez pas voir les LED de l'unité principale ou si vous ne pouvez pas vous connecter à
l'unité principale, ou si le voyant LED rouge s'allume, attendez cinq minutes que les condensateurs
d'entrée de l'onduleur se déchargent.
2. DisconnecttheACtotheinverterbyturningOFFthecircuitbreakersonthedistributionpanel.
3.
Fora3-unitinverterfirstdisconnectandremovetheSecondaryUnitontheright.
4.
OpenthePrimaryUnitcover:
a.ReleasethesixAllenscrewsofthecover.
b.Tiltthetopofthecovertowardsyou.
c.Slidethecoverdownandremoveit.
CAUTION!
When removing the cover, make sure not to damage internal components. SolarEdge will not be
held responsible for any components damaged as a result of incautious cover removal.
Lors du retrait du couvercle, assurez-vous de ne pas endommager les composants internes.
SolarEdge ne peut être tenue pour responsable des composants endommagés à la suite d'une
imprudence dans le retrait du couvercle.
5. DisconnectallDC,ACwiresandthecommunicationconnectorsfromthePrimaryUnit.
Figure 51: Primary Unit interface
-Three Phase Inverter with Synergy Technology Installation MAN-01-00402-1.4
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Appendix D: Replacing System Components