机组人员肺式氧气面罩（英文翻译版）

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1、EnglishTranslationVersionforReferenceOnlyNumber：CTSO-C78aDateofapproval：Oct24,2017Approvedby：YangZhenmeiChinaCivilAviationTechnicalStandardOrderThisChinaCivilAviationTechnicalStandardOrder(CTSO)isissuedaccordingtoPart37oftheChinaCivilAviationRegulations(CCAR-37).EachCTSOisacriterionw

2、hichtheconcernedaeronauticalmaterials,partsorappliancesusedoncivilaircraftmustcomplywithwhenitispresentedforairworthinesscertification.CrewmemberDemandOxygenMask1.Purpose.ThisChinaCivilAviationTechnicalStandardOrder(CTSO)isformanufacturersapplyingforcrewmemberdemandoxygenmaskCTSOauth

3、orization(CTSOA).ThisCTSOprescribestheminimumperformancestandards(MPS)thatCrewmemberDemandOxygenMaskmustfirstmeetforapprovalandidentificationwiththeapplicableCTSOmarking.2.Applicability.ThisCTSOisapplicablefornewapplicationsaftertheeffectivedateofthisCTSO.Majordesignchangestoarticlea

4、pprovedunderthisCTSOwillrequireanewauthorizationinaccordancewithsection21.353ofCCAR-21R4.-1-EnglishTranslationVersionforReferenceOnlyCAACCTSO-C78a3.Requirements.NewmodelsofcrewmemberdemandoxygenmaskidentifiedandmanufacturedonoraftertheeffectivedateofthisCTSOmustmeettheMPSqualificatio

5、nanddocumentationrequirementsinSAEInternational(SAE),AerospaceStandard(AS)8026A,CrewmemberDemandOxygenMaskforTransportCategoryAircraft,datedOctober2001,asmodifiedbyappendix1ofthisCTSO.Crewmemberoxygenmasksareseparatedintofourtypes:TypeI:Quickdonningmaskwithintegralbreathingvalve(s)Ty

6、peII:Quickdonningmaskwithoutintegralbreathingvalve(s)TypeIII:Non-quickdonningmaskwithintegralbreathingvalve(s),andTypeIV:Non-quickdonningmaskwithoutintegralbreathingvalve(s).a.Functionality.ThisCTSO’sstandardsapplytocrewmemberdemandoxygenmaskstobeusedwithstraightdemand,diluter-demand

7、andpressure-demandoxygensystemsontransportcategoryaircraft.Theoxygenmaskdesignshouldbeeitheroronasal,coveringthemouthandnose,orfullface,coveringthemouth,noseandeyes.b.EnvironmentalQualification.TesttheequipmentaccordingtotestproceduresinAS8026A,paragraph4.5.c.Deviations.Forusingalter

8、nativeorequi