Electrical System - FAAC B614 Manual

3.2 ELECTRICAL SYSTEM

F
Always shut off the power supply before performing
any work. If the disconnect switch is not in view,
apply a warning sign stating "WARNING - Mainte-
nance in Progress".
!
All wiring and connections must comply with the
current applicable electrical code.
The power supply line for the operator should be on
a dedicated circuit and under a circuit breaker. The
metal parts of the enclosure must be grounded. The
electrical cables of the operator must be of a size
and insulation class that is compliant with current
electrical code and laid in appropriate rigid or flexible
conduits, either above or below ground.
Use separate conduits for the power supply and the
12-24 V control devices / accessories cables.
In the case of a Master-Slave configuration, a cable
conduit has to be installed for the cables that connect
the two electronic boards.
Check buried cable plans to ensure that there are no
other electrical cables in proximity to the planned
digging/drilling locations to prevent the risk of
electrocution.
Check that there are no pipes in the vicinity as well.
The location of the power disconnect breaker should
be easily accessible and marked.
The conduit fittings and the cable glands must prevent
the entry of moisture, insects and small animals.
Protect extension connections using junction boxes
with an IP 67 protection rating or higher.
The overall length of the BUS cables must not exceed
330ft (100 m).
The barrier must always be visible to prevent it from
being hit accidentally; an adequate lighting system
is required.
It is recommended to install a flashing light in a visible
position to indicate when it is moving.
For the installation of detection loops, refer to the
relative instructions.
The control accessories must be positioned in areas
that are always accessible and not dangerous for
the user. It is recommended to position the control
accessories within the field of view of the operator.
Comply with the following heights from the ground:
- control accessories = minimum 59.05 in (150 cm)
- emergency buttons = maximum 47.24 in (120 cm)
If the manual controls are intended to be used by
disabled or infirm persons, highlight them with
suitable pictograms and make sure that these users
are able to access them.
B614 15 532297 - Rev.D