Ferroli FORCE B Instructions D'utilisation, D'installation Et D'entretien page 144

A direct heating circuit and a DHW circuit with diverter valve (3-wire)
- Schematic diagram
Use diverter valves with 3 wires:
- 230V OPENING PHASE
- 230V CLOSING PHASE
- NEUTRAL
with switching times (from all closed to all open) of not more than 90 seconds.
- Electrical connections
After installation, carry out the necessary electrical connections as shown in the wiring diagram.
Then configure the controller as described in the specific section.
144
fig. 47
1 2 3 4 5 6 7 8
L N
32
19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36
72 138
37 38 39 40 41 42 43 44
fig. 48
cod. 3541T170 - Rev. 00 - 09/2019
M
R
9 10 11 12 13 14 15 16 17 18
A C B
348
155
L
N
FORCE B
FUSE
3.15A
EN