User Manual

13
CAUTION! Danger of short circuit by loose metal parts from
knockouts. Loose metal parts in the Fronius String Control 250/
25 may cause short circuits when the Fronius String Control
250/25 is powered up. When removing knockouts, make sure
that:
- no loose metal parts fall into the fronius string Control 250/
25
- any metal pieces that do fall into the Fronius String Control
250/25 are removed immediately
NOTE! Only use water tight conduit fittings and conduits for
outdoor installations.
Conduit fittings and conduits are not included with the Fronius
String Control 250/25.
1. Mount conduits and conduit fittings according to the cable input ope-
nings
Knocking out
Cabel Input
Openings on
the Fonius
String Control
250/25
4 in.3 in.
3 in.
3/4 in.
DATCOM
DC INDC IN
DC OUT
Example of possible cable input openings
1. Knock out the required cable input openings using a proper knock out
tool
Consider safety notes of the knock out tool manufacturer
Mounting
Conduits on
the Fronius
String Control
250/25
1
1