Pkm BIC4 GKU-IX-2 Bedienungsanleitung Seite 40

2.4.1 Connection diagram
Voltage heating elements 230V.
Any kind of connection: the safety
wire must be connected to the
terminal.
1 For 220 - 240 V earthed one-
phase connection, bridges
connect 1-2-3 terminals and 4-5
terminals
Protective ground to
2 For 220 - 420V earthed two-
phase connection, bridges
connect 2-3 terminals and 4-5
terminals
Protective ground to
PE
40
Recommended
type of
connection lead.
H05VV-F3G4
H05VV-F4G2,5