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Avis d'intention

Isolateurs de hauban composites

1.1 This Standard covers the requirements for guy composite insulators used in guy wires on overhead distribution lines operating at nominal voltages up to and including 75 kV. Guy insulators insulate or isolate guy wires for...
Avis d'intention

Isolateurs de hauban composites

1.1 This Standard covers the requirements for guy composite insulators used in guy wires on overhead distribution lines operating at nominal voltages up to and including 75 kV. Guy insulators insulate or isolate guy wires for...
Avis d'intention

Casse-vide et dispositifs antirefoulement

1.1 The CSA B64 Series covers vacuum breakers and backflow preventers that are used in potable water supply systems to prevent cross-connections. 1.2 This Standard specifies definitions, general requirements, test methods...
Avis d'intention

L'équipement d'éclairage de secours

1.1 This Standard applies to exit signs, unit equipment, emergency luminaires, and central power systems intended for connection to circuits with nominal voltages of 600 V and less and providing illumination in the event of a...
Avis d'intention

câbles blindés

1.1 This Standard specifies requirements for single- and multi-conductor insulated cables having metallic interlocked armour without an overall jacket (Type AC90 or ACG90) or with an overall jacket (Type ACWU90 or ACGWU90)...