Electrical Connections; Preliminary Checks - Nice M3BAR Instructions And Warnings For Installation And Use

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
feed the electrical cables inside the cubicle towards the
2.
left, starting from the base and moving towards the control
unit
feed the power supply cable through the cable clamp and
3.
connect it to the 3-contact terminal with fuse
4. tighten the screw of the cable clamp
33
A
5. connect the remaining cables, by consulting the wiring
diagram in "Figure 34". For greater convenience, the ter-
minals are removable.
L N
ENGLISH – 15