20
Connection options
Connection op-
tions
Item Description
(1) Jumper slot SMON
(2) DC+ main switch wire
(3) 6 x fuse holder with fuse cover, for stringfuses
(comes as standard with 6 metal slugs inserted)
(4) Jumper slot SMOFF
(5) IG Brain plug-in card
(6) Open card slot for an option card
(7) Fronius Com Card plug-in card
(8) Fronius Arc Blocker plug-in card
(9) DC- main switch wire
(10) 6 negative DC terminals (DC-)
(11) Fuse holder with fuse cover, for GFDI-fuse
(12) AC-side terminals
(13) 3 x grounding terminals
(14) Strain relief for solar module strings
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