How to use the PSS UPS Selection Calculator
Option 1.
Simply select the quantity you require from the drop down list in Part A and the calculator will offer a suggestion as to which PSS product will suit your needs, these will be displayed in Part C.
Option 2.
For a more accurate result input the load in Watts or Amps of the devices you intend to run into Part B. The Calculator will then determine the total VA and suggest the PSS Product that is most suitable, these recommendations will be displayed in Part C.
Part A
Hardware
Equipment
Load in VA
Qty
Total VA
Computer
Pentium / Dual core or DVR 300VA
300
(Excluding monitor)
Monitors
17 inch CRT
300
>19 inch CRT
500
15-20 inch LCD
200
21-30 inch LCD
300
File Servers
Standard PC
500
Per extra hard drive
100
Per extra processor
100
Printers
Dot Matrix
100
Inkjet
200
Laser
1000
Cameras
Fixed Camera
10
IP Camera
15
PTZ dome camera
40
Day night camera with IR LED
35
Modems/Hubs
Standard Modem
100
Hubs 8 ports
200
Switches
200
Pabx
Incoming lines
80
Extensions
10
Misc
Items not listed place VA here
Sub total VA
This option will allow for future UPS expansion
Plus
%
Total VA
Part B
Note: the VA calculations used in this formula are VA=Watts /0.7 and Watts= Volts X Amps