Standard

NEK EN 45544-4:1999

Tilbaketrukket

Merknad: Denne standarden har en ny utgave: NEK EN 45544-4:2016

Forhåndsvisning

Rettelser og tillegg kjøpes separat.

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Omfang

This European Standard gives guidelines for background information and gives guidance on the selection, installation, use and maintenance of electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours in workplace air. It is concerned with apparatus whose primary purpose is to indicate the presence and concentration of a toxic gas or vapour to provide a rapid indication or warning of the presence of a toxic hazard within a time of response as specified in accordance with prEN 45544-2 and prEN 45544-3.

Dokumentinformasjon

  • Standard fra NEK
  • Publisert:
  • Tilbaketrukket:
  • Utgave: 1999-11
  • Versjon: 1
  • Varetype: NAT
  • ICS 13.040.30
  • ICS 13.320
  • National Committee CEN/CLC/JWG CMI

Produktrelasjon