I
nstalling the FA-PLUS and FA-PLUS/C Rev.938072 power supplies.
DIN 46277
f
3,5 x 45
DIN-7971
3,5 x 45
DIN-7971
f
To install the power supply directly on the wall, drill two holes
of
mm. and insert the wallplugs.
Fix the transformer with the specified screws.
Ø6
The power supply can be installed on a DIN 46277 guide
simply pressing it. To disassemble the power supply
from the DIN guide, use a plain screwdriver to lever
the flange as shown on the picture.
The FA-Plus/C model uses 6 units over DIN guide,
and 10 units the FA-Plus model.
IMPORTANT: the maximum number of units that can be connected to a FA-Plus/C power
supply is 10, and 50 units in case of a FA-Plus model.
Link power supplies to connect more units than the specified as it's shown
on the next paragraph.
The power supply must be installed in a dry and
protected place. It's recommended to protect
the power supply by using a thermo-magnetic
circuit breaker and to use a ground connection
with FA-Plus power supply.
20
POWER SUPPLY INSTALLATION
L
ink of several power supplies units.
The first power supply should be connected to the porter's exchange or door panel (if exists)
and to the first group of monitors or telephones; connect the next groups to the positive
terminal of its corresponding power supply.
To wire several power supplies link their ground terminals;
.
NEVER link positive terminals of different power supplies
To the exchange or door panel
and to the 1st group of
monitors or telephones.
To the second group of
monitors or telephones.
1st FA-Plus
2nd FA-Plus/C or FA-Plus
SEC
PRI
~
~
Main
+ +
-
-
SEC
PRI
~
~
Main
+ +
-
-
