41
Installation of outdoor sensor
If an outdoor sensor is connected
to the boiler, then the sensor must
be positioned in conformity with the
adjacent drawing.
If an outdoor sensor is NOT connected
pleaserefertoPADINcongurationin
External control.
Electrical connections must be
carried out by an authorized electrical
technician, and in conformity with
valid national and local standards and
regulations. An insulated mains switch
must be used for the power supply, with
at least 3 mm contact openings.
It must be mounted inside of the boiler
room. The mains switch is used for
switchingothepowersupplyduring
maintenance works.
Installation
Electrical connection
All cables are passed through the cable
guide at the top of the boiler, and are
led to the electronics panel at the front
of the boiler.
The electric diagram must be observed
during all electrical connection works
(see the following pages).
A 230V -50Hz mains electrical supply
is required fused externally at 16A.
4
32
1
A deviation on the grid of 230V
(+10% or -15%) and 50Hz
The following additional regulations
also apply:
- The boiler’s wiring is not allowed to
be changed;
- All connections have to be made to
the terminal block.
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