Electrical system
7.2 Electrical wiring
The burner is provided with a socket for the direct electrical
connection to the boiler’s plug (Fig. 14).
Should the boiler be without plug, it is then necessary:
– remove the socket and respective cable mounted on the burn-
er;
– carry out the electrical connection direct to the wiring terminal
block of the burner as shown on the diagram Fig. 15.
TESTING
Check the shut-down of the burner by opening the thermostats.
Do not swap neutral and phase over, follow
the diagram shown carefully and carry out a
good earth connection.
The electrical wiring carried out by the
installer must be in compliance with the rules
in force in the country.
The section of the conductors must be at
least 1mm
2
. (Unless requested otherwise by
local standards and legislation).
Fig. 14
Brown
White (50V)
Blue
Motor
Capacitor
Limit
Neutral
Main switch
Fuse T6A
M
~
Grey
230V ~ 50Hz
LN
Safety
Remote lock-out lamp
(230V - 0.5A max.), if required
1 N T1 T2S3B4
12
Brown
Valve
T
T
D5334
Black
Terminal board
7 pin plug (boiler)
7 pole socket (burner)
3456789
NL
Yellow/Green
Blue
Blue
Brown
Black
Hour counter
h
Black
of control box
thermostat
thermostat
Burner-earth
CARRIED-OUT
IN THE FACTORY
TO BE COMPLETED
BY THE INSTALLER
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