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Affichage de 1873 - 1884 de 12892
Avis d'intention

Coupe-circuits polymériques de distribution

1.1 This Standard applies to open-type (fused and solid-blade) cutouts with a polymeric insulator structure component. These cutouts are intended for operation on alternating current distribution systems. 1.2 In some cases...
Avis d'intention

Commandes photo électriques

This standard covers light-sensitive, photo electric control units of the plug-in, locking type, rated 600 volts alternating current (ac) or less, that are intended for controlling outdoor electric luminaires, in wet and damp...

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