42
Boiler Installation
Electrical connection
Electrical connections must be
carried out by an authorized
electrical technician, and in con-
formity with valid national and
local standards and regulations. A
dedicated 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 switching off the power
supply during maintenance works.
All cables are passed through the
cable guide at the top of the boiler,
and are led to the electronics pa-
nel at the front of the boiler.
The electric diagram must be ob-
served during all electrical
connection works (see the follo-
wing pages).
A 230V -50Hz mains electrical
supply is required fused exter-
nally at 5A.
A deviation on the grid of 230V
(+10% or -15%) and 50Hz
The following additional regulati-
ons also apply:
- The boiler’s wiring is not allowed
to be changed;
- All connections have to be made
to the terminal block.
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 please refer to PADIN
configuration in External control.
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