Extreme Networks Summit X150 Series Hardware Installation Manual page 75

The PoE capability of the Summit X450e-48p switch varies depending on the number of external power
modules in use. Table 23
on the number of power supply modules in use.
Table 23: Number of External Power Supplies and Corresponding PoE Behavior
Internal
Power
Supply
Status EPS-600LS (1x)
Internal Power 370 W of
Supply: redundant power
Power On
Internal Power 370 W of
Supply: external power
Power Failure only
For more information, see
Summit Family Switches Hardware Installation Guide
summarizes the PoE power behavior for the Summit X450e-48p switch based
EPS-600LS (2x)
740 W of
external power only
Internal power supply
disabled
740 W of
external power only
"EPS-600LS External Power Module" on page
Summit X450, X450a, and X450e Series Switches
External Power
Supply/Chassis
EPS-600LS (3x) Failed/Disconnected
740 W of 370 W of
external power only internal power only
with 2:1 redundancy
Internal power supply
disabled
740 W of No PoE power
external power only
with 2:1 redundancy
107.
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