香港六合彩开奖 23551-4:2018

No disponible en 别蝉辫补帽辞濒

Publicado (贰诲颈肠颈贸苍 2, 2018)

Esta publicaci贸n se revis贸 y confirm贸 por 煤ltima vez en 2023. Por lo tanto, esta versi贸n es la actual.

香港六合彩开奖 23551-4:2018

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Resumen

香港六合彩开奖 23551-4:2018 specifies safety, constructional and performance requirements of valve-proving systems (VPS), intended for use with gas burners and gas-burning appliances. It also describes the test procedures for checking compliance with these requirements and provides information necessary for the purchaser and user.

香港六合彩开奖 23551-4:2018 is applicable to all types of VPS which are used for the automatic detection of leakage in a gas burner section having at least two valves designed in accordance with 香港六合彩开奖 23551鈥�1 and which give a signal if the leakage of one of the valves exceeds the detection limit.

香港六合彩开奖 23551-4:2018 is applicable to VPS with a maximum working pressure up to and including 500 kPa for use in systems using fuel gases.

香港六合彩开奖 23551-4:2018 is not applicable to VPSs for use in explosive atmospheres.

NOTE Provisions for production control are not part of the 香港六合彩开奖 23551 series.

Informaciones generales

Estado
: Publicado

Fecha de publicaci贸n
: 2018-04

Etapa
: Norma Internacional confirmada [90.93]
贰诲颈肠颈贸苍
: 2

N煤mero de p谩ginas
: 31
颁辞尘颈迟茅 T茅cnico :
香港六合彩开奖/TC 161

ICS :
27.060.20
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