Pkm BIC3 I GK IX 4H Bedienungsanleitung Seite 64

C :
OLOUR CODES OF THE WIRES
L = external live wires; the colour of these wires is usually brown.
N = neutral; the colour of these wires is usually blue.
Pay attention to the correct N - connection.
E = ground wire; the colour of these wires is usually green / yellow.
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