RUPS848T
RACK POWER
4
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
1,1A@230V AC max.
Supply power
243W max.
Efficiency
85%
Power factor PF
>0,95 @230V AC
Output voltage
44
V ÷ 54V DC – buffer operation
38V
÷ 54V DC – battery-assisted operation
Output current
8 x 0,5A + 0,5A battery charge
Ripple
150 mV p-p max.
Battery charge current
0,5A max. (+/-5%)
Short-circuit protection SCP
8 x F 0,5A, glass fuse
Overload protection OLP
105% ÷ 150% of the PSU power, automatic return
or: 8 x F 0,5A
Current consumption by PSU systems
0,26A
Overvoltage protection OVP
>62V (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<38V (+/-5%)
– disconnect of connection battery
Optical indication of operation:
LED: AC, DC, TEMP, LoB,
ALARM, AUX1÷AUX8
Acoustic operation indication:
Piezoelectric indicator ~75dB/0,3m
The ALARM technical output of collective failure
Relay type: 1A@ 30VDC/50VAC
F
MAINS
fuse in the power supply circuit 230V
T 6,3A
