CTSO-C78a Crewmember Demand Oxygen Mask.pdf

English Translation Version for Reference Only Number:CTSO-C78a Date of approval:Oct 24 2017 CAAC Approved by:Yang Zhenmei China Civil Aviation Technical Standard Order This China Civil Aviation Technical Standard Order (CTSO)is issued according to Part 37 of the China Civil Aviation Regulations (CCAR-37).Each CTSO is a criterion which the concerned aeronautical materials parts or appliances used on civil aircraft must ply with when it is presented for airworthiness certification. Crewmember Demand Oxygen Mask 1.Purpose. This China Civil Aviation Technical Standard Order (CTSO)is for manufacturers applying for crewmember demand oxygen mask CTSO authorization (CTSOA).This CSO prescribes the minimum performance standards(MPS)thatCrewmember Demand Oxygen Mask must first meet for approval and with the applicable CTSO marking. 2.Applicability. This CTSO is applicable for new applications after the effective date of this CTSO.Major design changes to article approved under this CTSO will require a new authorization in accordance with section 21.353 of CCAR-21R4. -1- English Translation Version for Reference Only CAAC CTSO-C78a 3.Requirements. New models of crewmember demand oxygen mask identified and manufactured on or after the effective date of this CTSO must meet the MPS qualification and documentation requirements in SAE International (SAE) Aerospace Standard (AS)8026A Crewmember Demand Oxygen Mask for Transport Category Aircraft dated October 2001 as modified by appendix 1 o...