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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 The transformer consists of primary and secondary coils that are wound upon a core, the assembly being enclosed in…

Conductors, terminals, connecting devices and cable fittings.

Applies to solderless wrapped connections made with single solid round wires with nominal diameters of 0.25 mm (0.01 in) minimum and appropriately designed posts for use in telecommunications equipment and in electronic devices employing similar techniques. Determines the suitability of solderless wrapped connections under specified mechanical, electrical and atmospheric conditions.

Specifies general requirements for construction, testing and marking of electrical apparatus for explosive gas atmospheres. Applies to electrical apparatus where atmospheric conditions for the explosion characteristics of the explosive gas atmosphere are considered as having pressures in the range 80 kPa (0.8 bar) to 110 kPa (1.1 bar) at a temperature in the range -20°C to +60°C. Atmospheric…

Spécifie les règles générales de construction d'épreuve et de marquage du matériel électrique pour atmosphères explosives gazeuses; elle est complétée ou modifiée par les autres parties de la CEI 79 concernant les modes spécifiques de protection. La présente norme est applicable aux matériels électriques pour atmosphères explosives gazeuses lorsque les conditions atmosphériques, pour les…

May be used as an acceptance test in type approval of components or equipment from a supplier or to compare materials, processes or designs.