Fronius 1.5-1, Installation Instructions Manual

Page: 19 / 52

Notes on the Knockouts
Safety
CAUTION!
Danger of short circuit from loose metal parts from knockouts.
Loose metal parts in the inverter may cause short circuits when the inverter is
powered up. When removing knockouts, make sure that
▶
no loose metal parts fall into the connection area of the inverter,
▶
any metal pieces that do fall into the connection area are removed immedi-
ately.
NOTE!
When using the cable inlets at the back, take care to seal them according to pro-
tection class NEMA4X before operating outdoors.
NOTE!
When installing outdoors, only use waterproof conduit fittings and conduits.
Conduit fittings and conduits are not part of the scope of supply for the inverter.
General
The wall bracket contains several knockouts of different sizes. When knocked
out, the openings are used for feeding in the various cables:
1/2 in. for data communication cable (DATCOM)
3/4 in. for AC and DC cables
*
A grounding electrode terminal (GET) may be required depending on local
regulations.
The cable for the grounding electrode terminal can be fed through the
designated opening on the underside of the wall bracket.
IMPORTANT! The knockouts on the rear of the wall bracket are made of metal.
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EN-US