Uas explosion-Proof Area yog DIIBT4

Tus designation dIIBT4 refers rau ib hoob kawm II, Qeb B tawg-pov thawj ntsuam xyuas.

II	B	T4	gb	IP64
Kuv li kuv	methane	T1 450°C	Ma Ma Tsis tshua muaj neeg txoj kev tiv thaiv	IP64
		T2 300°C
			Mb Kev tiv thaiv qib siab
		T3 200°C
Kuv Cov Ntaub Ntawv	Propane		Ga Tsis tshua muaj neeg txoj kev tiv thaiv
		T4 135°C
	Ethylene		gb Kev tiv thaiv qib siab
		T5 100°C
	hydrogen, Acetylene		Gc Kev tiv thaiv kev tiv thaiv
		T6 85°C

Tus prefix 'd’ denotes ib flameproof hom enclosure, Tsim kom muaj tej tawg yog muaj nyob tsis ua tus enclosure thiab tiv thaiv kom tsis txhob kis tau tus kab mob tawg sab nraum zoov;

IIB specifies cov qeb ntawm roj utilized;

T4 signifies tias qhov khoom ntawd ntau qhov chaw txias tshua hauv qab no 130°C.