27
230V
24V
ALIM.
Y4
4
3
2
1
1
2
3
4
5
6
Y2
0
1
2
12 11 10 9 8 7 6 5
4 3 2 1
3
4
5
6
7
8
9
8 9 1
1 2 3
Jp2
TA
Danger!
Electrical installation must only be carried out by
an authorised company.
Electrical supply connection
Connect with the plug “D” supplied with the boiler.
N.B. e 24 V output is for any signal / services connections.
Electrical connection to the mains power supply.
This connection must be set up by state of
the art, as
envisioned by regulations in force.
Remember that it is necessary to install a bipolar
switch on the electrical supply to
the boiler with a
max distance between the contacts of 3 mm, easy to
access, so that maintenance operations can be carried
out quickly and safely.
The e lectrical s upply t o t he b oiler, 2 30 V - 5 0 H
z single-phase, must be carried out with a H05VV-
F (PHASE - NEUTRAL - GROUND) three-pole
cable with a section between 0.75 mm and 1.5 mm
ATTENTION!
Respect the PHASE and NEUTRAL polarity since
ame detection is Phase Sensitive.
ATTENTION:
Cables carrying a voltage of 230 V must travel sepa-
rately from cables carrying a voltage of 24 V.
Connection TA - Clock (Optional) Volt free only
Set up on the terminal board, BCM (Y2 6-7)
Set up on the terminal board, BCM (Y2 9-12)
Remove only the jumper BCM (Y2 9-12)
External probe connection
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