ELECTRICAL CONNECTIONS
•
Observe applicable national and European Standards (e.g. EN
60335-1/EN 50165) regarding electrical safety.
•
Gas models, with detection electrode, are equipped with a devi
-
ce that recognises the polarity.
•
Failure to respect the phase-neutral polarity causes a non vo
-
latile lock out at the end of the safety time. In the event of a
'partial' short circuit or poor isolation between the line and earth,
the voltage on the detection electrode may be reduced until it
causes the equipment to lock out, given that the flame signal
fails to be detected.
•
Carefully check the cables before commissioning.
•
Incorrect wiring can damage the equipment and jeopardise sy
-
stem safety.
•
Makes sure the equipment earth terminal, the metal burner ca
-
sing and electrical system earthing are connected properly.
•
Avoid laying the detection cable along with the power cables or
ignition cables.
•
Use a cable and detection electrode capable of withstanding
heat. They should also be well insulated and protected against
condensation or water in general.
•
Use a shorter and straight ignition cable and lay it far from other
conductors to minimise radio interferences
• (maximum length less than 2 m and isolation voltage > 25 kV).
•
This equipment has internal fuses, however, it must be pro
-
tected by means of at least one fuse on the line connection.
ENGLISH
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