Innova Srl
Page 19
N420741A_manuale-HRC+2022 - rev.01 _EN
.docx
4
ELECTRICAL CONNECTIONS
4.1.1
GENERALITY
-Before starting any operation to make the electrical connection make sure that the unit is not electrically powered.
- Make the necessary electrical connections by consulting only the wiring diagram attached to this manual.
-Install a suitable breaking and differential protection device for the exclusive service of the unit.
-It is essential that the unit is connected to an efficient earth socket. The manufacturer refuses all responsibility for non-compliance;
- Check that the electrical components chosen for the installation (main switch, circuit breakers, cable section and terminals) are
suitable for the electrical power of the installed unit and that they take into account the starting currents of the compressor as well
as the maximum load that can be reached. The relative data are indicated on the attached wiring diagram and on the unit
identification plate
-It is forbidden to enter the unit with electric cables unless specified in this booklet.
-Use cables and electrical conductors with adequate sections and in compliance with the regulations in force in the various
countries.
- Absolutely avoid running electrical cables in direct contact with pipes or components inside the unit
- After the first few moments of operation, check the tightening of the screws of the power supply terminals
Power line sizing table
Size
60 120
Maximum absorbed current
TO
3.5
4.8
On the machine the electrical connections are placed on
the left side;
A 3x1.5 mm power supply cable and a cable for the
remote panel of the unit with 4-pole connector and 10 m
length are supplied;
There are then two possibilities of exit on the side, both
rear and side;
Remove the part chosen for the output of the electric
cables and pass the connections in that point;
For the electrical connection:
•
Remove the front panel screws and remove the
front panel itself;
•
Use the two cable glands on the underside of the
unit to enter the electrical cables inside the unit;
•
Use electric cables with double insulation when
crossing up to the electric box;
•
Enter the cables inside the electrical box and
make the electrical connections;
Pay attention to the cables that do not come into contact
with the impellers of the fans;
Electrical connections