Electrical Connections - Ferroli JOLLY Plus 2 VERSIONE VM-F Installation Manual

INSTALLATION

Electrical connections

Carry out the electrical connections as given in the general instructions section and referring to the wiring diagrams
on the unit or in the specific instructions of the electrical accessories .
ATTENTION: Before carrying out any work, make sure the power supply is disconnected .
For the electrical connections, refer to the section "wiring diagrams" . The unit must be connected to the power supply
by means of an omnipolar switch with contact opening gap of at least 3mm .
Make sure the system is equipped with safety valves against the risk of excessive pressures . To protect the unit
against short circuits, install a fuse F 2A 250V on the power line .
All the units are supplied with an electrical box for arranging the connection to the mains, which differs according to
the control model required .
The instructions below are general . Depending on the selected control model, refer to the various diagrams or the
specific instructions given on controllers .
For the electrical connection, proceed as follows:
Fig .1
-disconnect the power supply and make sure that under
no circumstances can it be
restored .
- remove the side according to the procedure described in
the section "side opening";
- open the box (Fig .1 ref . A); - carry out the electrical
connections, arrange the wiring, fix the cables using the 3
clamps supplied (Fig .1 ref . B);
- close the box, fixing the 4 screws (Fig .1 ref . C);
- refit the side panel of the fan coil unit .
- restore the power
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