
Appendix A: Technical References
57
Appendix A: Technical
References
750W single power supply input voltages
The power supply must operate within all specified limits over the input voltage
range.
NetBackup 5220 power supply input voltages
Parameter
Min
Rated
Max
Startup
VAC
Power-off
VAC
Max input
AC
current
Max rate
input AC
current
Voltage (110) 90Vrms 100-127
Vrms
140
Vrms
85 VAC
+/- 5 VAC
75 VAC +/-
5VAC
12Arms 1 11.0Arms3
Voltage (220) 180
Vrms
200-240
Vrms
264
Vrms
6.0Arms 2 5.5Arms 3
Frequency
47Hz
50/60
Hz
63Hz
Notes:
1. Maximum input current at low input voltage range is measured at 90 VAC,
at maximum load.
2. Maximum input current at high input voltage range is measured at 180 VAC,
at maximum load.
3. Maximum rated input current is measured at 100 VAC and 200 VAC.
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