Instruction manual

Installation
109
EN
5.2 Electrical connection
General information
Check the mains 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:
• 220-240 V 2~
3 x 10 mm² three-core cable.
• 3220-240 V 3~
4 x 4 mm² four-core cable.
• 220-240 V 1N~
3 x 10 mm² three-core cable.
• 380-415 V 2N~
4 x 4 mm² four-core cable.
• 380-415 V 3N~
5 x 2.5 mm² five-core cable.
Power voltage
Danger of electrocution
• Have the electrical connection
performed by authorised technicians.
• Use personal protective equipment.
• The appliance must be connected to
ground 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 board leads must be 1.5 - 2 Nm.
The values indicated above refer
to the cross-section of the internal
lead.