• IEEE 802.3bt-2018

IEEE 802.3bt-2018

  • IEEE Standard for Ethernet Amendment 2: Physical Layer and Management Parameters for Power over Ethernet over 4 pairs
  • Amendment by IEEE, 01/31/2019
  • Category: IEEE

$194.00 $97.00

Amendment Standard - Active.The maximum Powered Device (PD) power available is increased by this amendment to IEEE Std 802.3-2018 by utilizing all four pairs in the specified structured wiring plant. This represents a substantial change to the 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.
PDF

All of our standards document are available in PDF (Portable Document Format), an electronic, downloadable format.You will be able to download the file in your account downloads.

Multi-User Access

After purchasing, you have the ability to assign each license to a specific user.

Printable

At any time, you are permitted to make printed copies for your and your members' reference use.

ULC 378

ULC 378

Guide for the Investigation of Draft Equipment (ULC C378-1975)..

$56.00 $112.86

ULC S702.2-03

ULC S702.2-03

Mineral Fibre Thermal Insulation for Buildings, Part 2: Application Guidelines..

$88.00 $176.00

ULC 583 Draft

ULC 583 Draft

Guide for the Investigation of Electric Battery Powered Industrial Trucks (ULC ORD)..

$77.00 $154.00

ULC C407-1974

ULC C407-1974

Guide for the Investigation of High Pressure Gas Manifolds..

$67.00 $133.00