www.pulsar.pl PSZKT5A
4
Fig.2. The view of the PSU.
1.4 Technical parameters:
- electrical parameters (tab.3)
- mechanical parameters (tab.4)
- operation safety (tab.5)
- operation parameters (tab.6)
Electrical parameters (tab. 3)
PSU type
A (EPS - External Power Source)
Mains supply
AC
176÷264V/50Hz
Current up to
0,78A@230VAC
Supply power
76W max.
Efficiency
80%
Output voltage
13,8V DC
– buffer operation
9,5V÷13,8V DC – battery-powered operation
Output current t
AMB
<30°C
4,5A + 0,5A battery charge - refer to chart 1
Output current t
AMB
=40°C
3A + 0,5A battery charge- refer to chart 1
Voltage adjustment range
12
÷14VDC
Ripple
120mV p-p max.
Battery charge current
0,5A max. @ 7Ah (
± 5%)
Short-circuit protection SCP
electronic, automatic return
Overload protection OLP
105-150% of the PSU power, automatic return
Battery circuit protection SCP and reverse
polarity connection
glass fuseT6,3A/250V
Surge protection
varistors
Overvoltage protection OVP
>16V (automatic recovery)
Excessive discharge protection UVP
U<9,5V (
± 5%) – disconnect of connection battery
Sabotage protection:
- TAMPER output indicating enclosure opening
- microswitch, NC contacts (enclosure closed),
0,5A@50V DC (max.)
LED indication:
- AC diode indicating AC power status
- AUX diode indicating DC power status at
the PSU output
- red, normal status
– on, failure: off
- green, normal status
– on, failure: off
