Installation guide

3
Step 2: Determine your future PoE
power needs
PoE power: If you would like to plan for future PoE
power needs now, determine how much extra PoE
power you might need. Add this wattage to your
figure from Step 1.
Table 1. Use this table to determine your PoE power needs from Steps 1 and 2.
Power-consuming items Power needed
Powered devices at each wattage: _____ x 1 W =
_____ x 2 W =
_____ x 3 W =
_____ x 4 W =
_____ x 5 W =
_____ x 6 W =
_____ x 7 W =
_____ x 8 W =
_____ x 9 W =
_____ x 10 W =
_____ x 11 W =
_____ x 12 W =
_____ x 13 W =
_____ x 14 W =
_____ x 15 W =
_____ x 16 W =
_____ x 17 W =
_____ x 18 W =
_____ x 19 W =
_____ x 20 W =
_____ x 21 W =
_____ x 22 W =
_____ x 23 W =
_____ x 24 W =
_____ x 25 W =
_____ x 26 W =
_____ x 27 W =
_____ x 28 W =
_____ x 29 W =
_____ x 30 W =
________ W
________ W
________ W
________ W
________ W
________ W
________ W
________ W
________ W
________ W
________ W
________ W
________ W
________ W
________ W
________ W
________ W
________ W
________ W
________ W
________ W
________ W
________ W
________ W
________ W
________ W
________ W
________ W
________ W
________ W
Subtotal: ________ W
# of PoE modules in switch without a PD
plugged in
# of PoE modules in switch with a PD
plugged in
_____ x 22 W =
_____ x 5 W =
________ W
________ W
Subtotal: ________ W
Future PoE wattage desired Subtotal: ________ W
Total watts needed: _________ W