4
ELECTRICAL CONNECTIONS
4
ELECTRICAL CONNECTIONS
4.1 PRELIMINARY CHECKS
f
All electrical connections must be made with the
system disconnected from the mains electricity and
with the back-up battery (if present) disconnected.
a
The connection operations must only be carried out
by qualified personnel.
To make the electrical connections:
remove the upper cover (A) of the boom gate cubicle
1.
32
64 – ENGLISH
feed the electrical cables inside the cubicle towards the
2.
left, starting from the base and moving towards the control
unit
3.
feed the power supply cable through the cable clamp and
connect it to the 3-contact terminal with fuse
tighten the screw of the cable clamp
4.
33
A
5.
connect the remaining cables, by consulting the wiring
diagram in "Figure 34". For greater convenience, the
terminals are removable.
L N