Transcription of Hazardous area classifications (SANS10108) - EE …
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Hazardous area classifications (SANS10108) - EE …
January 2005 - Vector - Page 38 INSTALLATIONS& CONTRACTINGArea classification (in South Africa betterknown as the classification of hazardouslocations) plays a pivotal role in explosionprevention the technology of preventingexplosions due to flammable gases,vapours, mists, dusts and fibres in surfaceindustry and mines. area classification canbe defined in several ways, for examplezpart of major Hazardous installationrisk analysis;za quantification of the probability thatan explosive atmosphere will occur, orzdetermining the appropriate zones andzone geometries associated withsources of release (see Fig. 1), as wellas the properties of the explosiveatmosphere including gas group andtemperature class that can occur inthese concept of area classification hasremained the same over the years, but theapplication has grown in detail requiringthe classifier to be in command of a certainknowledge and skills base.
January 2005 - Vector - Page 38 INSTALLATIONS & CONTRACTING Area classification (in South Africa better known as the classification of hazardous locations) plays a …
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