Welcome To The 4E Publications Area
A summary of the literature on lifetime definitions for LEDs and LED products, including a look at failure mechanisms, accelerated life tests and test methods for estimating
The report summarises the results of the EMSA Survey on the potential impact of digital technologies on electric motor driven systems in industrial companies.
Abstract: From cell phones to cars to data centers: The diverse electrical applications that visibly and invisibly shape our everyday life all contain switching elements made of
Policy Brief – The Energy Efficiency Potential and Application Readiness of Wide Band Gap Technology
Power electronics condition and control the conversion and flow of electricity, using solid-state electrical devices to handle a wide
This Guide is the Turkish version of the Energy Audit Guide for Motor Driven Systems (originally published in 2018). This Guide gives a systematic and comprehensive overview
Public review draft of the updated Quality and Performance Requirements for LED Lighting Products released 25 November 2020, for comment by 25 January 2021.
PECTA is a collaboration of the governments of Austria, Denmark, Sweden and Switzerland. The PECTA factsheet shares some basic information about PECTA goals and actual running tasks.
This document identifies existing test standards for selected advanced motor technologies and discusses opportunities for potential test procedure harmonization for each categories of equipment analysed.