User Instructions
1
PSD520175
PSD 52V/1,75A Desktop type power supply for CCTV
PL
EN
Edition: 1 from 11.12.2018
Supersedes edition: ----------------
Features of the power supply unit:
power output 1,75 A/52 V DC
*
universal input voltage range ~100-240 V
high efficiency 92%
standby power <0,2W
efficiency level: VI
protections:
SCP short-circuit protection
overvoltage protection (AC input)
overload (OLP)
warranty – 2 year from the production date
1. Technical description.
1.1. General description.
The power supply is intended for supply cameras that require stabilised voltage of 52 V 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
~100-240 V; 50/60 Hz
Current consumption
2-1 A
Supply power
90 W max.
Efficiency
92%
Output voltage
52 V DC
Output current t
AMB
<30°C
1,75 A - refer to graph 1.
Output current t
AMB
=40°C
1,2 A - refer to graph 1.
Ripple voltage
150mV p-p max.
Short-circuit protection SCP
electronic, automatic recovery
Overload protection OLP
150-200% of power supply, automatic recovery
Operation conditions
temperature -10
o
C÷40
o
C
relative humidity 20%...90%, without condensation
Dimensions (LxWxH)
132 (150) x 61 x 32 [mm]
Net/gross weight
0,37kg / 0,40kg
Protection class PN-EN 60950-1:2007
II (second)
Lenght of DC cable
1,2m + plug DC5,5/2,1 female
Lenght of AC cable
1,5m + mains plug
Storage temperature
-20ºC...+60ºC
Declaration, warranty
CE, 2 year from the production date
* In order to extend the life of the power supply, the load current of 1,2 A is recommended.
Graph 1. Relation between output current and
ambient temperature (instantaneous load).
Fig.1. Dimension of power supply.
*
Refer to graph 1