Iso 9943 Pdf -

: To prevent cooking smells from drifting into crew living quarters, the standard requires galleys to maintain a lower air pressure (negative pressure) than adjacent spaces. Extreme Condition Performance

: Exhaust volume must exceed supply volume to maintain negative pressure in the galley, preventing cooking odors and heat from escaping into adjacent accommodation spaces. Temperature Conditioning : Summer : The system must be capable of cooling supply air to below an outdoor condition of relative humidity. Winter : It must be able to heat supply air to when the outdoor temperature is as low as iso 9943 pdf