/ RDLs / ISO 15926 Part 4: Core reference data - Edition 4 / VALVE THAT REMAINS IN POSITION AT LOSS OF AIR SUPPLY

VALVE THAT REMAINS IN POSITION AT LOSS OF AIR SUPPLY

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https://posccaesar.org/ontology/15926-4/4.0/VALVE_THAT_REMAINS_IN_POSITION_AT_LOSS_OF_AIR_SUPPLY
Definition A <VALVE THAT REMAINS IN POSITION AT LOSS OF AIR SUPPLY> is an <ARTEFACT> and a <VALVE> that is controlled and also usually powered by the use of pressurised air, and that is designed to keep the valve opening (as regulated by the closure member) in an unchanged position in case of loss of air supply