12
6155049
Selecting the power supply type
Installation sequence
Rated output
12, 16, 20, 24 kW
4, 6, 8 kW
Connection type to
electric system
4, 6, 8 kW
Three-phase
Single-phase
If the electrical connection type is configured incorrectly,
e.g. using a single-phase installation at 12, 16, 20 and
24 kW, the configuration fault message "Configuration
fault" appears after commissioning the boiler.
Caution
Do not adjust switches 1 or 2! – Keep factory
settings. Adjust switch 3 according to the power
supply type (1 or 3-phase).
Type VMN3
Type VLN3
MA
RT
Tcyl
A B
FN
MA
RT
Tcyl
Tos
Tr
A B