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IEC 60947-2:2016+A1:2019 applies to circuit-breakers, the main contacts of which are intended to be connected to circuits, the rated voltage of which does not exceed 1 000 V a.c. or 1 500 V d.c.; it also contains additional requirements for integrally fused circuit-breakers. This fifth edition cancels and replaces the fourth edition published in 2006, Amendment 1:2009 and Amendment 2:2013. This…

L'IEC 60947-2:2016+A1:2019 est applicable aux disjoncteurs dont les contacts principaux sont destinés à être reliés à des circuits dont la tension assignée ne dépasse pas 1 000 V en courant alternatif ou 1 500 V en courant continu; elle contient aussi des exigences supplémentaires pour les disjoncteurs à fusibles incorporés. Cette cinquième édition annule et remplace la quatrième édition…

IEC TR 62757:2015+A1:2019, which is a technical report, deals with fire prevention measures on converters and their valve halls for high voltage direct current (HVDC) systems, static VAR compensators (SVC) and flexible AC transmission systems (FACTS). It is intended to be primarily for the use of the utilities and consultants who are responsible for issuing technical specifications for new…

Le présent document spécifie des exigences et des recommandations relatives aux principes et aux activités de conception centrée sur l'opérateur humain, intervenant tout au long du cycle de vie des systèmes informatiques interactifs. Il est destiné à être utilisé par les responsables de la gestion des processus de conception et traite des manières dont les composants matériels et logiciels…

IEC 62841-3-4:2016+A1:2019 applies to transportable bench grinders that can be equipped with one or two accessories as follows: - type 1 grinding wheels in accordance with ISO 603-4:1999 with a diameter not exceeding 310 mm and a thickness not exceeding 55 mm; - wire brushes with a diameter not exceeding 310 mm and a thickness not exceeding 55 mm; - polishing wheels with a diameter not…

IEC 62841-3-4:2016+A1:2019 applies to transportable bench grinders that can be equipped with one or two accessories as follows: - type 1 grinding wheels in accordance with ISO 603-4:1999 with a diameter not exceeding 310 mm and a thickness not exceeding 55 mm; - wire brushes with a diameter not exceeding 310 mm and a thickness not exceeding 55 mm; - polishing wheels with a diameter not…

IEC 60068-2-67:1995+A1:2019 provides a standard test procedure for the purpose of evaluating, in an accelerated manner, the resistance of small electrotechnical products, primarily non-hermetically sealed components, to the deteriorative effect of damp heat. The test is not intended to evaluate external effects such as corrosion and deformation. This consolidated version consists of the first…

L'IEC 60068-2-67:1995+A1:2019 fournit une méthode d'essai normalisée permettant d'évaluer, de manière accélérée, la résistance de produits électrotechniques de petites dimensions, principalement de composants non hermétiquement fermés, à la dégradation par la chaleur humide. Cette version consolidée comprend la première édition (1995) et son amendement 1 (2019). Il n'est donc…

1 Scope 1.1 This Standard applies to individual gas appliance pressure regulators, which are not a part of a combination control (see Clause 3, Definitions), constructed entirely of new, unused parts and materials, hereinafter referred to as regulators, intended for application on individual gas appliances. This Standard also applies to negative gas appliance pressure regulators (see Clause 3…

1 Scope This part of IEC 61000 defines the immunity test methods and range of preferred test levels for electrical and electronic equipment connected to low-voltage power supply networks for voltage dips, short interruptions, and voltage variations. This standard applies to electrical and electronic equipment having a rated input current not exceeding 16 A per phase, for connection to 50 Hz…