Installation Guide

Appendix E: Replacing and Adding 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 an Inverter
1. TurnOFFtheinverterON/OFFswitch,andwaituntiltheLCDindicatesthattheDCvoltage
issafe(<50V),orwaitfiveminutesbeforecontinuingtothenextstep.
WARNING!
If you cannot see the inverter panel, or if a malfunction is indicated on the LCD panel,
wait five minutes for the input capacitors of the inverter to discharge.
Si vous ne pouvez pas voir l'écran de l'onduleur ou si un dysfonctionnement est
indiqué sur l'écran LCD, attendez cinq minutes pour que les condensateurs d'entrée
de l'onduleur soient déchargés.
2. TurnOFFtheSafetySwitchandtheACswitchofthedistributionpanel.
3. OpentheinvertercoverasdescribedinRemoving the Inverter Coveronpage73.
4. DisconnecttheDCandACwiresfromtheinverter.IfthereareferritebeadsontheDCand
ACwiresintheinverter,openthebeadsandsetthemaside.
5. UnscrewthetwoconduitnutsintheinvertersecuringtheSafetySwitchtotheinverter.
6. Removethescrewssecuringtheinvertertothemountingbracketandremovetheinverter
fromthemountingbracket.
NOTE
If you remove the old inverter and do not immediately install a new one, then:
o
Lock the Safety Switch in the OFF position using a lock on the switch.
o
Use insulation tape to isolate each of the AC and DC wires.
o
Seal the open conduits using duct tape.
7. Placethenewinverteronthemountingbracket;insertthescrewssecuringtheinverterto
themountingbracket.
8. ScrewthetwoconduitnutsintheinvertersecuringtheSafetySwitchtotheinverter.
9. ConnecttheDCandACwirestotheinverter.RefertoConnecting the Safety Switch to the
Inverteronpage120.
SolarEdge-Installation Guide MAN-01-00002-4.0
118
Appendix E: Replacing and Adding System Components