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This document specifies detailed manufacturing requirements for circular steel and nickel alloy compact flanged connections and associated seal rings, for designated pressures and temperatures in class designations CL 150 (PN 20) to CL 1500 (PN 260) for nominal sizes from DN 15 (NPS ½) to DN 1200 (NPS 48), and for CL 2500 (PN 420) for nominal sizes from DN 15 (NPS ½) to DN 600 (NPS 24). NOTE…

IEC 61851-25:2020 applies to the DC EV supply equipment for charging electric road vehicles with a rated supply voltage of up to 480 V AC or up to 600 V DC, with rated output voltage not exceeding 120 V DC and output currents not exceeding 100 A DC. This document provides the requirements for the DC EV supply equipment where the secondary circuit is protected from the primary circuit by…

L'IEC 61581-25:2020 s'applique aux systèmes d'alimentation en courant continu pour VE pour la charge des véhicules électriques destinés à circuler sur la voie publique, avec une tension d'alimentation assignée maximale de 480 V en courant alternatif ou de 600 V en courant continu, une tension de sortie assignée maximale de 120 V en courant continu et des courants de sortie…

1 Scope 1.1 This Standard provides requirements for grade-level, in-ground enclosures. The enclosures are made of polymer concrete, composite, or plastic (enclosure covers may be made of metal), intended for conductors and connections at voltages 750 V or less. 1.2 These enclosures are not intended to be installed where vehicular traffic normally occurs. 1.3 These enclosures are intended to…

Le présent document spécifie le modèle de données conceptuel et logique, venant s’ajouter aux formats de codage physique pour les bases de données géographiques destinées aux applications et services pour Systèmes de transport intelligents (STI). Il comporte une spécification du contenu potentiel de ces bases de données (dictionnaires de données pour les Entités, Attributs et Relations), une…

This document specifies the conceptual and logical data model in addition to the physical encoding formats for geographic databases for Intelligent Transport Systems (ITS) applications and services. This document includes a specification of potential contents of such databases (data dictionaries for Features, Attributes and Relationships), a specification of how these contents are to be…

This document is applicable to the basic safety and essential performance of sleep apnoea breathing therapy equipment, hereafter referred to as ME equipment, intended to alleviate the symptoms of patients who suffer from obstructive sleep apnoea by delivering a therapeutic breathing pressure to the respiratory tract of the patient. Sleep apnoea breathing therapy equipment is intended for use in…

IEC 62873-3-1:2020 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition. IEC 62873-3-1:2020 applies to devices equipped with screwless-type terminals for current not exceeding 40 A,…

IEC 62873-3-2:2020 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition. IEC 62873-3-2:2020 applies to devices equipped with flat quick-connect terminations consisting of a male tab with…

IEC 62873-3-1:2020 applies to devices equipped with screwless-type terminals for current not exceeding 40 A, primarily suitable for connecting unprepared copper conductors of cross‑section up to 10 mm2. This second edition cancels and replaces the first edition published in 2016. This edition constitutes a technical revision. This edition includes the following significant technical changes with…