Pulsar PSD480250 Manual


power output 2,5A/48VDC

universal AC input voltage range 90÷264V

built-in active power factor correction circuit (PFC)

high efficiency 90%

LED optical signalisation

standby power <0,5W

1. Technical description.

1.1. General description.

Stabilized DC power supply is intended for supply CCTV cameras that require stabilised voltage of 48V DC. The unit has
a cable with a DC5.5/2.1 plug. The power supply unit is protected against short-circuit, overload and overvoltage.

1.2. Technical parameters.

Supply voltage
Current consumption
Supply power
Efficiency
Power factor PF
Output voltage
Output current t
AMB
Output current t
AMB
Ripple voltage
Short-circuit protection SCP
Overload protection OLP
Optical signalisation
Operation conditions
Dimensions (LxWxH)
Net/gross weight
Protection class PN-EN 60950-1:2007
Lenght of DC cable
Lenght of AC cable
Storage temperature
* In order to extend the life of the power supply, the load current of 1,75A is recommended.
Graph 1.
Relation between output current and ambient temperature
(instantaneous load).
*
Refer to graph 1
Features of the power supply unit:
*
<30°C
=40°C
PSD480250
PSD 48V/2,5A switch mode
power supply desktop for CCTV
Edition: 1 from 22.06.2015
Supersedes edition: -------

efficiency level: V

protections:




warranty – 2 year from the production date
90 ÷ 264V AC 50÷60Hz
0,6A@230V AC max.
120W max.
90%
>0,95 @230V AC
48V DC
2,5A - refer to graph 1.
1,75A - refer to graph 1.
250mV p-p max.
electronic, automatic recovery
150-200% of power supply, automatic recovery
LED – presence of DC voltage
o
C÷40
temperature -10
relative humidity 20%...90%, without condensation
172 x 73 x 34 [mm]
0,75kg/0,85kg
I (first)
1,5m + plug DC5,5/2,1 female
1,5m + mains plug
-20ºC...+60ºC
Fig.1. Dimension of power supply.
1
SCP short-circuit protection
overvoltage protection (AC input)
overload (OLP)
o
C
EN
PL