Explosion-proof positive pressure cabinetIsOneVariouspossessExplosion-proof Performance的Positive Pressure Cabinet，belong toVentilationUsersName， And 叫Positive Pressure Explosion-proofCabinet，Positive PressureExplosion-proof Power Distribution Cabinet，WithDust Explosion-proof And Gasexplosion-prooffunction。The pressurized cabinet achieves explosion-proof functionality by introducing clean compressed air into the cabinet, making the internal pressure higher than the external environment to form a micro-positive-pressure environment, thereby preventing dust and hazardous gases from entering.。

　　Common knowledge about explosion-proof positive-pressure cabinets

　　Explosion-proof positive pressure cabinetExplosion-proof MarkingForExdeibmbpxIICT4。Among them, "Ex" represents explosion-proof electrical equipment, "d" represents flameproof type, "e" represents increased safety type, "ib" represents intrinsically safe type used in explosion-proof zones 1 and 2, "mb" represents encapsulated type used in explosion-proof zones 1 and 2, "px" represents positive-pressure type used in explosion-proof zones 1 and 2, "IIC" represents gas environments usable in areas other than coal mines, such as hydrogen, acetylene, carbon disulfide, etc., T4 represents the temperature class, and the maximum surface temperature of the positive-pressure cabinet does not exceed 200°C.

　　Explosion-proof positive pressure cabinetChangeStationmethod

　　CabinetDomesticPositive PressureValueGreaterIn250paWhen，Positive Pressure CabinetThroughPositive PressureSelfControlsystemadjustcontrolPressure ReliefValveAdvanced automaticDrainStation，DrainCustomer FirstCabinetDomesticpressureLowIn250paWhenPay AttentionClosedPressure ReliefValve。

Can nitrogen be used for the explosion-proof pressurized cabinet??

Nitrogen can be used as a gas source for the explosion-proof pressurized cabinet, but the use of compressed clean air is recommended.。Compressed clean air is relatively easy to obtain; factory instrument air is sufficient.。