Codes et normes - Achat
ANSI Z21.78a-2001/CSA 6.20a-2001
Addenda 1 to ANSI Z21.78-2000/CSA 6.20-2000, Combination Gas Controls for Gas Appliances
SKU: 2415277
Publié par CSA Group
Année de publication 2001
5 pages
Withdrawn
détails du produit
Scope
Details test and examination criteria for combination gas controls, for gas appliances that have a maximum operating gas pressure of 1/2 psi (3.5 KpA). A combination gas control is defined as an assembly of two or more different functions, at least one of which conveys gas in a single unit without the use of pipe nipples. These include manually operated gas valve(s), a gas pressure regulator, automatic valve(s), a thermostat (other than an electric type), ignition system components and an automatic gas shutoff device.