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5. Electrical connections
WARNINGS
Before connecting the electrics, read the safety pre-
cautions carefully (see sec.
and always compare the system data with the appli-
ance data as specified on the ratings plate.
Connections to the mains must comply with the
regulations in force in the country where the appli-
ance is installed; and all connections must be per-
formed by qualified personnel authorised by the manu-
facturer. Failure to comply with these regulations may
cause damage and injuries, invalidates the warranty and
relieves the manufacturer of all liability.
When the appliance is running, the supply voltage
value must not deviate by +/-10% from the value
on the ratings plate.
The connection shown and the cable colours are by
way of example only. Please refer ONLY to the dia-
gram on the appliance.
Fig. 5.1
The appliance must be connected directly to the power supply
and must be fitted with an easily accessible switch, installed in
the system in accordance with the regulations in force in the
country in which the appliance is being installed. This switch
must separate all pole contacts so as to guarantee complete dis-
connection under overvoltage category III.
Fig. 5.2
A proper earth connection
ble must not be cut off by
reason.
An equipotential connection must be made using the termi-
nal marked with the
symbol.
This terminal allows you to connect an earth cable according to
the legal regulations in force. Check the effectiveness of the equi-
potential system, according to the regulations in force.
Fig. 5.3
The appliance has a sticker indicating how to connect it to the
terminal board, according to the type of voltage available.
Only use the jumpers supplied to make the connections.
1. Safety
precautions)
is mandatory and the earth ca-
the protective switch for any
Fig. 5.1
Fig. 5.2
50ETI023
Fig. 5.3
ON/OFF
OFF
50ETI023
11
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