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1 Scope 1.1 General This Standard specifies the requirements for distribution transformers intended primarily for operation by electric utilities. Note: The operation of transformers complying with this Standard by other than an electric utility might be subject to additional requirements by the electrical inspection authority having jurisdiction. 1.2 Ratings This Standard applies to single-…

1 Scope 1.1 The requirements of this Standard apply to manually operated, general-use snap switches and modular switch assembly for connection to copper (Cu) or copper-clad conductors used in accordance with the National Electrical Code (NEC), NFPA 70, the Canadian Electrical Code (CE Code), Part I, or NOM-001-SEDE and intended to be permanently connected in accordance with the NOM-001-SEDE…

1 Scope 1.1 General This Standard specifies the requirements for trace heaters, surface heaters, and heating device sets for use on system voltages not exceeding 750 V that are intended to be installed in accordance with the Canadian Electrical Code, Part I. It applies to heating devices installed on or in metal and non-metallic pipes, tanks, vessels, and related equipment and to various…

1 Scope 1.1 This Standard applies to encapsulated isolating transformers for use as a circuit continuity device, intended to be installed in airport field lighting series circuits for use in nonhazardous locations in accordance with the Canadian Electrical Code, Part I. 1.2 This Standard applies to transformers that consist of electrically separated primary and secondary coils that are wound…

1 Domaine d’application 1.1 La présente norme vise les transformateurs d’isolement sous enveloppe scellée, utilisés comme dispositif assurant la continuité dans un circuit et dont l’utilisation est prévue dans les circuits d’éclairage série des pistes et voies de circulation des aéroports dans des emplacements non dangereux, conformément au Code canadien de l’électricité, Première partie. 1.2…

Scope This part of IEC 60598 specifies requirements for fixed luminaires intended for use in water, or in contact with water, in, for example, the basins of swimming pools, fountains, paddling pools, and garden pools, and for use with electric light sources. NOTE Electrical installation rules for swimming pools are given in IEC 60364-7-702. This document does not cover luminaires not in…

IEC 60617:2012 DB contains graphical symbols for use in electrotechnical diagrams. Parts 2 to 13 of IEC 60617 have been incorporated into a database that currently includes some 1900 symbols. The database is the official source of IEC 60617. It replaces parts 2 to 13 of the previous published version (edition 2) of IEC 60617. The following areas are covered in the database: Conductors and…

L'IEC 60617:2012 DB contient les symboles graphiques utilisés pour les schémas électrotechniques. Les parties 2 à 13 de l'IEC 60617 ont été regroupées dans une base de données qui contient aujourd'hui environ 1900 symboles. Cette base de données est la source officielle de l'IEC 60617. Elle remplace les précédentes versions publiées (édition 2) des parties 2 à 13. La base de…

IEC 60417:2002 DB contains graphical symbols used to identify equipment or a part of equipment, indicate functional states, designate connections, provide information on packaging or provide instruction for the operation of the equipment. A graphical symbol is a visually perceptible figure used to transmit information independently of language. Each graphical symbol is identified by a reference…