User Instructions

www.pulsar.pl ROUPS12V RACK POWER
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Fig. 2. The front power of the power supply unit.
Fig.3. The view of the PSU.
1.4. Specifications.
- electrical parameters (tab.2)
- mechanical parameters (tab.3)
- operation safety (tab.4)
- operating parameters (tab.5)
Electrical parameters (tab. 2).
Mains supply
176÷264V AC
Current up to
1,5A@230V AC max.
Supply power
276W max.
Efficiency
85%
Power factor PF
>0,95@230V AC
Output voltage
11V ÷ 13,8V DC – buffer operation
9,5V ÷ 13,8V DC – battery-assisted operation
Output current
18A + 2A battery charge
Ripple
120 mV p-p max.
Current consumption by PSU systems
230mA
Battery charge current
(batteries 1x17Ah / 1x28Ah / 1x40Ah / 1x65Ah)
2A max. (+/-5%)
Short-circuit protection SCP
F 20A, melting fuse
Overload protection OLP
105% ÷ 150% of the PSU power, automatic return
Overvoltage protection OVP
>16V (activation requires disconnecting the load or supply for
about 20s.)
Battery circuit protection SCP and reverse
polarity connection
glass fuse
Surge protection
varistors
Excessive discharge protection UVP
U<9,5V (+/-5%) – disconnect of connection battery
Optical indication of operation:
LED: AC, DC, TEMP, LoB, ALARM, AUX
Acoustic operation indication:
Piezoelectric indicator ~75dB/0,3m
The ALARM technical output of collective failure
Relay type: 1A@ 30VDC/50VAC
The F
MAINS
fuse in the 230V power supply circuit
T 6,3A
Fuse F
AUX
F 20A