24 Tokotaha ngaohi kapeti ʻi he taʻu ʻo e fakaʻauha

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TheDifferenceBetweenExplosion-ProofLevelAT4andBT4|TechnicalSpecifications

Fakaikiiki fakatekinikale

Ko e faikehekehe ʻo e tuʻunga ʻo e fakaʻauha-tohi fakamoʻoni AT4 mo e BT4

ʻOku fakatou tauhi ʻe he ongo faʻahinga ko ʻeni ha fakafaʻahinga ʻo e ʻea T4, ko ia ʻoku hoko ai ʻa e faikehekehe ʻi he vahaʻa ʻo e Zone A mo e Zone B. ʻOku mahulu hake ʻa e faʻahinga fakamoʻoni BT4 ʻi he AT4.

Faʻahinga TuʻúFakafaʻahinga ʻo e kasaNgaahi kasa fakafofongaSiʻisiʻi taha Ignition fakatupu ivi
ʻI he malumalu ʻo ʻekuIMethane0.280mJ
Ngaahi meʻa ʻi tuʻa ʻi he ʻaʻakuIIAKasa0.180mJ
IIBEthylene0.060mJ
IICFakapaaki ʻo e0.019mJ

ʻOku ʻi ai ha faikehekehe lahi ʻi he kalasi ii.a mo e kalasi II.b. Kalasi ii.b, ʻa e Katiaa maʻolunga ange, ʻOku angamaheni ʻaki hono vahe ki he fuels hange ko Penisini, Diesel, mo e lolo taʻefeʻunga; Kalasi ii.a, ʻi he tafaʻaki ʻe, fakaʻaongaʻi ki he ngaahi feituʻu angamaheni ʻo e fakamoʻoni, hange ko e propylene.

ʻOku fakafalala pe ia pe ʻoku to ha meʻa ʻi he kalasi II.a pe kalasi II.b. ʻE lava ke fakaʻaongaʻi ʻa e meʻangaue ki he kalasi ii.a ʻi he kalasi ii. ko ha ʻatakai; neongo ia, He ʻikai lava ke fakaʻaongaʻi ʻe he ngaahi ʻatakai ʻo e kalasi ii.ha meʻangaue.

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