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M00004292
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ISO 4975:2022
Railway applications - Braking system - Quality of compressed air for pneumatic apparatus and systemsstandard by International Organization for Standardization, 07/01/2022
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This document defines the quality classes of compressed air produced by air generation and treatment units (AGTUs) and/or used in pneumatic apparatus and systems of rail vehicles.
This document is applicable to compressed AGTUs and also to all pneumatic equipment and systems of rail vehicles.