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Avis d'intention

Water-Powered Sump Pumps

This Standard covers water‐powered sump pumps intended to provide emergency or backup groundwater or storm water removal from buildings in the event of power failure and specifies requirements for materials, physical...
Avis d'intention

Press Connections

This Standard covers press connections made with: (a) copper or copper alloy fittings and Type K, L, and M copper tube; (b) carbon steel fittings and Schedule 10 and 40 carbon steel pipe; (c) stainless steel fittings and...
Avis d'intention

Systems of Insulating Materials – General

These requirements cover test procedures to be used in the evaluation of Class 120(E) or higher electrical insulation systems where the thermal factor is the dominating aging factor. These requirements also cover the...
Avis d'intention

Airgap Units for Water Conditioning Equipment...

This Standard covers Airgap units intended for water conditioning equipment installation and specifies requirements for materials, physical characteristics, performance testing, and markings. Airgap units with standard inlet...
Avis d'intention

Interrupteurs à pression à usage général

1.1Les exigences de cette norme s'appliquent aux interrupteurs à pression manuels à usage général et aux ensembles d'interrupteurs modulaires pour la connexion à des conducteurs en cuivre (Cu) ou recouverts de cuivre utilisés...