Your shopping cart is empty!
PDF Preview
International Electrotechnical Commission, 12/01/2021
Publisher: IEC
File Format: PDF
$221.00$443.00
Published:01/12/2021
Pages:360
File Size:1 file , 4.2 MB
The IEC 62439 series is applicable to high-availability automation networks based on the ISO/IEC/IEEE 8802-3 (IEEE Std 802.3) (Ethernet) technology.
This part of the IEC 62439 series specifies a recovery protocol based on a ring topology, designed to react deterministically on a single failure of an inter-switch link or switch in the network, under the control of a dedicated media redundancy manager node.
Guide for specifying environmental conditions for equipmentperformance rating
$11.00 $23.00
Sound systems for emergency purposes
$50.00 $100.00
Methods of measurement for waveguides - Part 1: Decoupling and rotation of the plane of polarization
$25.00 $51.00
Multicore and symmetrical pair/quad cables for broadband digital communications (high bit rate digital access telecommunication networks) - Outside plant cables - Part 5-1: Filled drop cables - Blank detail specification
$23.00 $46.00
