Disambiguation evidence for IEEE 802.3af Power over Ethernet standard via surface form

"IEEE 802.3af"


As subject (50)

Triples where this entity appears as subject under the label "IEEE 802.3af".

Predicate Object
abbreviation PD
abbreviation PSE
alsoKnownAs PoE
appliesTo 100BASE-TX
appliesTo 10BASE-T
appliesTo twisted-pair Ethernet cabling
backwardCompatibleWith non-PoE Ethernet devices
category networking standard
category power delivery standard
classificationMethod power class levels
defines method for delivering electrical power over Ethernet cabling
defines power over data pairs for Ethernet
defines power over spare pairs for Ethernet
definesDeviceType Power Sourcing Equipment
definesDeviceType Powered Device
definesPoweringMode Mode A
definesPoweringMode Mode B
ensures safe coexistence of PoE and non-PoE devices on same cable plant
fullName IEEE 802.3af Power over Ethernet standard self-linksurface differs
surface form: IEEE 802.3af Power over Ethernet
governs interoperability between PoE equipment from different vendors
includesMechanism PD classification
includesMechanism PD detection
includesMechanism overload protection
includesMechanism short-circuit protection
instanceOf IEEE standard
instanceOf Power over Ethernet standard
maximumPowerAtPSE 15.4 W
maximumPowerAtPSE 15.4 watts
maximumPowerDeliveredToPD 12.95 W
maximumPowerDeliveredToPD 12.95 watts
modeADescription power over data pairs (1-2 and 3-6)
modeBDescription power over spare pairs (4-5 and 7-8)
nominalVoltage 48 V DC
nominalVoltage 48 volts DC
objective provide power and data over a single Ethernet cable
partOf IEEE 802.3 Ethernet standard
surface form: IEEE 802.3 family of standards
powerClassRange Class 0 to Class 3
publishedBy Institute of Electrical and Electronics Engineers
region international
supersededBy IEEE 802.3at
supportsCableLength up to 100 meters
supportsCableLength up to 328 feet
usedFor IP phones
usedFor VoIP phones
usedFor network cameras
usedFor small network switches
usedFor wireless access points
usesConnector RJ45
usesMedium Category 3 or better twisted-pair cable
usesMedium Category 5 or better twisted-pair cable

As object (8)

Triples where some other subject referred to this entity as "IEEE 802.3af".