Valcom VP-624B User Manual
Issue 10
1
947139
VP-624B
24 VOLT DC POWER SUPPLY
INTRODUCTION
These instructions provide identification,
installation, connection, operation, and
maintenance information for the VP-624B, fully
regulated, 24VDC, 0.6 Amp Electronic Power
Supply.
UL Information
CAUTION:
To reduce the risk of fire or electric shock,
connect directly to a 3 prong grounding
receptacle.
To reduce the risk of electric shock,
disconnect power to the receptacle before
installing or removing the unit. When
removing receptacle cover screw, cover may
fall across plug pins or receptacle may
become displaced.
Use only with duplex receptacle having
centerscrew.
Secure unit in place by receptacle cover
screw.
This power unit is intended to be properly
orientated in a vertical or floor mount
position.
IDENTIFICATION
Applications
•
Valcom page control units
•
Valcom one-way amplified speaker
assemblies
•
Any application where 24VDC filtered talk
battery is required
Features
•
Regulated 24VDC "A" filtered battery
•
Thermal overload protection
•
Floating
output
•
Short circuit protected
•
UL
Listed
Capacity
•
Current:
0.6 Amp at 25° C
Dimensions/Weight
•
5.50"H x 3.30"W x 3.25"D
(13.97cm H x 8.38cm W x 8.26cm D)
•
1.6 lbs. (.73 kg)
Nominal Specifications
•
Output: 24VDC +/- 3V "A" filtered battery
(Ripple 10mV maximum)
Power Requirements
•
Input: 105 to 120VAC, 60Hz, 36 Watts
Environment
•
Temperature: 0 to 50° C
•
Humidity:
0 to 85% non-precipitating
INSTALLATION
The VP-624B is a receptacle mount power
supply designed to be used with a third wire
grounded receptacle, a cold water pipe, or earth
ground may be connected to the positive (+)
screw terminal using 14 AWG ground wire. If a
two wire adapter is used, make sure the ground
tab is bonded to the local electrical ground.