Mugihe ufunguye igifuniko, ugomba gusa gukuramo bolt kuri 1/3, hanyuma ugahindura igifuniko cyerekezo yisaha kuri 10 ° kugirango ufungure, bishobora kugera ku ngaruka zo kudatakaza igihu no gufungura vuba igifuniko.
Hariho inzira nyinshi nibisobanuro byinjira no gusohoka.
Urudodo rwinjira no gusohoka rushobora gukorwa byumwihariko.
Umuyoboro w'icyuma cyangwa insinga.
Agasanduku gahuza ibisasu byujuje ibyangombwa bisabwa na GB3836-2000, IEC60079, GB12476.1-2000, na IEC61241.
Incamake
Igipimo cyo gushyira mu bikorwa agasanduku gahuza ibisasu:
Zone 1 na Zone 2 ikirere giturika gazi, Zone 20, Zone 21, na Zone 22 ibidukikije byangiza ivumbi, IIA, IIB, IIC ibidukikije biturika hamwe nubushyuhe bwitsinda T1-T6.