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Installation
42
Burner and nozzle characteristics tables
The nozzles not provided are available at Authorised Service Centres.
5.5 Electrical connection
General information
Check the grid characteristics against the
data indicated on the plate.
The identification plate bearing the
technical data, serial number and brand
name is visibly positioned on the appliance.
Do not remove this plate for any reason.
Perform the ground connection using a wire
that is 20 mm longer than the other wires.
The appliance can work in the following
modes:`
90 cm models:
• 380-415 V 3N~ (default)
5 x 2.5 mm² five-core cable.
If the cable is replaced, the appliance can
also function in the following modes:
NG 1.0 kPa UR*
Rated heating capacity (MJ/h) 21.6
Nozzle diameter (1/100 mm) 2.20
Reduced flow rate (MJ/h) 6.5
Primary air (mm) ‘D’ 4
ULPG 2.75 kPa UR*
Rated heating capacity (MJ/h) 21.6
Nozzle diameter (1/100 mm) 1.25
Reduced flow rate (MJ/h) 6.5
Primary air (mm) ‘D’ 10
Power voltage
Danger of electrocution
• Have the electrical connection
performed by authorised technical
personnel.
• Use personal protective equipment.
• The appliance must be connected to
earth in compliance with electrical
system safety standards.
• Disconnect the mains power supply.
• Do not pull the cable to remove the
plug.
• Use cables withstanding a temperature
of at least 90°C.
• The tightening torque of the screws of
the terminal supply wires must be 1.5 -
2 Nm.
• If it is necessary to replace the power
cable, this must only be performed by
a qualified technician.
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