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IEEE P802.3BT DRAFT
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IEEE P802.3BT DRAFT 2018 Edition, March 26, 2018 Draft Standard for Ethernet Amendment 2: Power over Ethernet over 4 Pairs
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Description / Abstract:
This amendment to IEEE Std 802.3-2018 increases the maximum PD power available by utilizing all four pairs in the specified structure wiring plant. This represents a substantial change tothe capabilities of Ethernet with standardized power. The power classification information exchanged during negotiation is extended to allow meaningful power management capability. These enhancements solve the problem of higher power and more efficient standardized Power over Ethernet (PoE) delivery systems.