Click here to purchase IEC 62553:2012(E) is intended to establish measuring methods that enable the objective evaluation of the performance of transmission networks so as to make stable DTTB services a reality and establish a technical baseline, such as a definition of technical terms, to standardize measuring methods. The measurement methods described are intended for digital terrestrial television transmission network test and validation.
Connectors for electrical and electronic equipment – Part 7: Detail specification for up to 7 ways including PE or FE (data/power) and shield pin, free and fixed circular connectors for balanced single-pair data transmission with current-carrying capacity – Mechanical mating information, pin assignment and additional requirements for type 7 standard by International Electrotechnical Commission, 05/01/2023
Electric welding equipment – Assessment of restrictions related to human exposure to electromagnetic fields (0 Hz to 300 Hz) – Part 3: Resistance welding equipment standard by International Electrotechnical Commission,