ASL INTERCOM BS 181 Benutzerhandbuch - Seite 4
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GENERAL DESCRIPTION BS 181
The BS 181 is designed to be a power supply in an
ASL intercom system and can be used in portable
as well as fixed applications.
3.0
MECHANICAL INSTALLATION
Adequate ventilation must be provided by allowing
sufficient space around the sides and rear of the
unit to ensure free circulation of air. Forced cooling
is not required.
4.0
MAINS POWER
The BS 181 may be connected to a mains power
outlet (100 - 240 V AC, 50/60 Hz, 60 watts).
The outlet should have a clean earth. Avoid using
mains power outlets which also power dimmer
controlled lighting equipment.
The wires in the mains lead are color coded in
accordance with the following code:
Green/ yellow: Earth / safety ground
Blue:
Neutral
Brown:
Live
In case the colors of the wires in the mains lead do
not correspond with the colored markings
identifying the terminals in your plug, proceed as
follows:
•
The wire which is colored green-and-yellow
must be connected to the terminal in the
plug which is marked with the letter "E", or
by the earth symbol or is colored green.
•
The wire which is colored blue must be
connected to the terminal which is marked
with the letter "N" or is colored black.
5.0
FRONT PANEL CONTROLS
1
POWER ON/OFF switch
Mains power button for switching ON and OFF the
power supply.
PAGE 4
User Manual BS 181 / May 2013 © ASL Intercom BV
The intercom line power supply is fully protected
against short circuit or excessive thermal condition
and can drive at least fifteen BS15 or BS 17
beltpacks operating at full power.
After a period of time the unit will feel warm to the
touch. This is quite normal, and should be no
cause for alarm.
•
The wire which is colored brown must be
connected to the terminal which is marked
with the letter "L" or is colored red.
Safety Earth
The green-and-yellow wire of the mains cord
must always be connected to the electrical
installation safety earth or ground.
This is essential for personal safety as well for
proper operation of the BS 181 and the other
connected stations. This wire is internally
connected to all exposed metal surfaces.
Powering up procedure:
•
Make sure that the power switch on the left
side of the front panel is OFF.
•
Connect the power cord to the rear of the
station.
•
Plug the other end of the power cord into a
PROPERLY GROUNDED
•
Turn on the power with the red button. The
green power LED illuminates indicating the
BS 181 is active.
2
POWER LED
This LED illuminates if line power is supplied by
the internal power supply.
mains outlet.