CS 25.1450 Chemical oxygen generators

• ED Decision 2015/019/R found in: CS-25 Amdt 27 - Large Aeroplanes (Jan 2023)

CS 25.1450 Chemical oxygen generators ED Decision 2015/019/R (a) For the purpose of this paragraph, a chemical oxygen generator is defined as a device, which produces oxygen, by chemical reaction. (b) Each chemical oxygen generator must be designed and installed in accordance with the following requirements: (1) Surface temperature developed by the generator during operation may not create a hazard to the aeroplane or to its occupants. (2) Means must be provided to relieve any internal pressure that may be hazardous. (3) Comply with [CS 25.795(d).](#_DxCrossRefBm1709821227) (c) In addition to meeting the requirements in sub-paragraph (b) of this paragraph, each portable chemical oxygen generator that is capable of sustained operation by successive replacement of a generator element must be placarded to show – (1) The rate of oxygen flow, in litres per minute; (2) The duration of oxygen flow, in minutes, for the replaceable generator element; and (3) A warning that the replaceable generator element may be hot, unless the element construction is such that the surface temperature cannot exceed 37.8°C (100°F). [Amdt 25/17]