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1
PS-12V2A
PS 12V/2A enclosed switch mode power supply
Edition: 1 from 09.12.2020
Supercedes the edition: ------------
EN
Features:
power output 2 A/12
– 15 V DC
high efficiency 84%
LED indication
warranty
– 2 years from production date
protections:
SCP short-circuit protection
OVP overvoltage protection
overvoltage protection
overload protection (OLP)
1. Technical description.
1.1. General description.
The power supply unit is intended for supplying power to alarm system devices requiring 12 V DC supply voltage
and current load of
I=2 A
. The design enables simple change of the output voltage, within the range of 12 V - 15 V DC,
by means of a potentiometer. The power supply unit is protected against short-circuit, overload and overvoltage.
1.2. Specifications.
Power supply
~ 200
– 240 V; 0,4 A; 50/60 Hz
Inrush current
40 A
PSU power
24 W max.
Efficiency
84 %
Output voltage
12 V DC
Output current t
AMB
<30°C
2 A
Voltage adjustment range
12 V
– 15 V DC
Ripple voltage
100 mV p-p max.
Short circuit protection SCP
electronic, automatic recovery
Overload protection OLP
105
– 150% PSU power, automatically recovered
Surge protection
varistors
Over voltage protection OVP
>16 V (automatic return)
LED operation indication
LED green
– indicates DC voltage at the power
Operating conditions
Temperature: -10
o
C ÷ +40
o
C relative humidity 20%...90%,
without condensation
Dimensions
L=85, W=60, H=37 [+/- 2mm]
Net / gross weight
0,15 / 0,17 [kg]
Protection class EN 62368-1
I (first) - requires a protective conductor
Connectors
power supply:
Φ0,63-2,50 (AWG 22-10)
outputs
: Φ0,63-2,50 (AWG 22-10)
Electrical strength of insulation:
- between input (network) circuit and output
circuits of the PSU
- between input circuit and PE protection circuit
- between output circuit and PE protection circuit
2500 V AC min.
1500 V AC min.
500 V AC min.
Insulation resistance:
- between input circuit and output or protection
circuit
100 MΩ, 500 V DC
Storage temperature
-
20ºC...+60ºC
Vibrations and impulse waves during transport
according to PN-83/T-42106