Explosion-proof positive pressure cabinetIsCustomized non-standard的Product，Explosion-proof Ratingis itsInOneCan Very important的Technical Parameters，InvincibleSameExplosion-proof Rating的Explosion-proof positive pressure cabinetUse的AreaRegion And EnvironmentWithstrictStandard，TwoPioneerInvinciblematching，Explosion-proof positive pressure cabinetThenCanlossRemoveexplosion-proof的OperatingUsers。Many users do not understand this well. So we will introduce in detail the classification of explosion-proof levels for pressurized explosion-proof cabinets and the differences between different levels.。

　　Classification and differences of explosion-proof levels for explosion-proof positive-pressure cabinets

　　CountryStandardGB3836.1HandleExplosive GasEnvironmentPressurized TypeExplosion-proof RatingRegulationsWith"P"StandardIndicate，Explosion-proof Ratingaccording toUse EnvironmentAreaRegionPlanClassPX、PZ、PY、PDThreeVarious。

　　PX:UpWithinExplosion Hazardous AreaRegionZone 1、Zone 2Use的

　　PZ:OnlyAbilityinExplosion Hazardous AreaRegionZone 2Use，InvincibleAbilityinZone 1Use(Zone 1Cost-performanceZone 2dangerous)

　　PD:OnlyAbilityinDust Explosion-proofEnvironmentUse

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