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WhatDoesExplosion-ProofLevelABCMean|ExplanationOfTerms

Kufotokozera Kwa Terms

Kodi Kuphulika-Umboni Level ABC Kumatanthauza Chiyani?

Theabc” imayimira magulu a gasi, zagawidwa m'magulu atatu-IIA, IIB, ndi IIC-malinga ndi kusiyana kwakukulu kotetezedwa (MESG) kapena mphamvu yochepa yoyatsira moto (MIC).

Condition CategoryGasi GuluWoimira mpweyaMinimum Ignition Spark Energy
Pansi pa MgodiIneMethane0.280mJ
Mafakitole Kunja Kwa MgodiIIAPropane0.180mJ
IIBEthylene0.060mJ
IIChaidrojeni0.019mJ

Za izi, Gulu la IIC limawonedwa ngati lowopsa kwambiri, ndi IIB ndi IIA kutsatira kuchepa kwa chiwopsezo. Mipweya yomwe ili pansi pa gulu la IIC imaphatikizapo haidrojeni, acetylene, carbon disulfide, ethyl nitrate, ndi gasi wamadzi. Zomwe zili m'gulu la IIB zimaphatikizapo ethylene, gasi wa uvuni wa coke, propyne, ndi haidrojeni sulfide. Gulu la IIA limaphatikizapo mpweya monga methane, ethane, benzene, ndi dizilo.

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