24
INSTALLATION
400/230 V three phase connection with
a neutral lead, individual phases are
connected to terminals 1, 2, 3 respec-
tively, neutral lead to bridged terminals
4, and the protective conductor to
400/230 V two phase connection with
a neutral lead, terminals 2-3 and 4 are
bridged, protective conductor to
230 V single phase connection with a
neutral lead, terminals 1-2 and 4 are
bridged, protective conductor to
WIRING DIAGRAM
Important! Heating elements operate at 230V
Important! For each connection the protective con-
ductor must be connected to the terminal marked
.
1
2
3
1N~
H05VV-FG
3X 4 mm
2
H05VV-FG
4X 2,5 mm
2
H05VV-FG
5X 1,5 mm
2
Phase conductors - L1=R, L2=S, L3=T, N- neutral lead;
- protective earth
Recom-
mended
connection
lead
2N~
3N~
1
2
3
4
PE
L1
N
1
2
3
4
L1
L2
PE
N
1
2
3
4
L1
L2
PE
N
L3
