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The Fronius IG Plus contains several knockouts of different sizes. When
knocked out, the openings are used for the inputs of various wires.
Knockouts on the lefthand side
Item Description
(1) Knockout, diameter 3/4 in. / 1 in.
e.g. for DC wire, surge arrester
(2) Knockout, diameter 1/2 in. / 3/4 in.
only for data wires
(3) Knockout, diameter 3/4 in. / 1 in.
e.g. for AC wire, surge arrester
(4) Knockout, diameter 1/2 in. / 3/4 in.
e.g. for AC wire, surge arrester
(2)
(1)
Knockouts on the righthand side
(3)
(1)
(3)(2)
(4)(1)(5) (3)
(4)(3)(5)(1)
(2)
Knockouts on the underside Knockouts on the backside
(6)
(7)
Knockouts for
Wire Inputs
Knockouts on the Fronius IG Plus
General