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Affichage de 8689 - 8700 de 11114
Avis d'intention

Coordination de l'isolement - Partie 2: Guide...

This part of IEC 71 constitutes an application guide and deals with the selection of insulation levels of equipment or installations for three-phase electrical systems. Its aim is to give guidance for the determination of the...
Avis d'intention

Sécurité des véhicules lourds

Objet La présente norme établit une méthodologie d'analyse afin d’attribuer une cote de sécurité pour véhicules lourds basée sur le niveau de dangerosité associé à son utilisation dans un milieu partagé par d'autres...
Avis d'intention

Commandes de gradation à semi-conducteurs

1.1 These requirements cover permanently installed devices, hereafter referred to as dimmers, that employ a dimming function intended for control of lighting loads of the magnetic ballast, transformer, electronic ballast...
Avis d'intention

Ensembles d'appareillage

1.1 This Standard applies to deadfront indoor enclosed and outdoor enclosed assemblies of switchgear devices such as a) switches; b) interrupting devices; c) air circuit breakers; d) power circuit breakers; and e) control...
Avis d'intention

Panneaux et ensembles industriels de commande

1.1 This Standard applies to industrial control panels and assemblies rated at not more than 1500 V, intended to be installed and used in non-hazardous locations in accordance with the rules of the Canadian Electrical Code...