0597®
C
AlPHONE
DC POWER SUPPLY FOR INTERCOM
Model: PS-24E
INSTALLATION MANUAL
SYSTEM OUTLINE & COMPONENTS
------------------------
PS-24E is a DC power supply designed for Aiphone Intercom systems: VY-EM, YAZ-90-3, MC-60/4, NEM-30, 40, and NHX, etc.
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PS-24E
Package Contents
DC output terminals
Protection cover
Grounding terminal
AC cord & plug
167Hx90Wx52D(mm)
6-9/16"Hx3-9/16"Wx2"D
PRECAUTIONS ON PS-24E
, Precautions on Safety
1. PS-24E is designed for indoor use only. Do not install outdoors.
2. PS-24E is an electrical device, which must not be exposed to water or any other
liquid.
3. Do not connect any terminal on any unit to AC power lines.
4. Do not change or modify PS-24E.
5. Do not open PS-24E power supply. High voltage is inside. There are no user
serviceable parts inside. Refer servicing to qualified service personnel.
General Precautions
1. Unplug PS-24E power supply while making any wire terminations.
2. Do not install PS-24E in any of the following locations, as it may cause the system
to malfunction:
- High or extreme cold temperature areas: under direct sunlight, near equipment
that varies in temperature, in front of air-conditioner, inside a refrigerated area, etc.
- Places subject to moisture or humidity extremes,
- Places subject to environmental conditions, such as dust, oil, chemicals, salt, etc.
- Places subject to constant vibration or impact.
3. Make sure wires are connected properly before plugging in PS-24E.
Precautions on Usage
1. PS-24E is not operable during a power failure.
2. Keep ail DC wiring at least 30cm (1') away from AC wiring, fluorescent lighting, or
dimmer switches. Cross AC wiring at a 90° angle.
3. In areas where broadcasting station antennas are close by, intercom system may
be affected by radio frequency interference.
Power supply (PS-24E)
Metal bracket
Packet of screws
Installation & Operation Manuals
This symbol on the nameplate means the
product is Listed by Underwriters Laboratories
Inc.
WIRING & MOUNTING
Wiring
One power supply powers an entire system. PS-24E
has DC plus and minus terminals. Connect to intercom
equipment properly, observing polarity. Be careful not
to short DC wires together.
* Locate a PS-24E power supply within a specified
distance or.closely possible to the intercom. In general,
when a supplementary PS-24E is used, for a second
group of stations, be sure to remove -i- wire between
two blocks.
* Take G terminal to earth, to prevent noise
interference.
* Install in an area that is dry and free of excessive
dust. Allow access to the unit.
* Plug AC cord Into an outlet, preferably with no other
devices plugged into it.
Mount the metal bracket to wall or onto single-gang
box with supplied screws. Slide power supply onto
bracket until locked firmly in place.
* Keep AC cord and DC wires free from being pulled
or crushed.
* Keep moisture away from unit and AC cord.
SPECIFICATIONS (PS-24E)
Power source: oj120V, 50/60Hz.
Power consumption 60W.
Secondary output voltage: DC 24V.
Secondary output current: 2A.
Dimensions & weight: 167H x 90W x 52D (mm)
500g approx.
AIPHONE CO., LTD., Nagoya, Japan
AIPHONE CORPORATION, Bellevue, WA, USA
PS-24E-1/M (A) 0597A
©
COMMUNICATION SYSTEMS
AIPHONE
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Printed in Japan (E)
(2 pages)
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