Aerospace series - Rotorcraft Emergency Breathing Systems (EBS) - Requirements, testing and marking
NORM herausgegeben am 1.7.2023
Designation standards: ČSN EN 4856
Classification mark: 319210
Catalog number: 517041
Publication date standards: 1.7.2023
The number of pages: 44
Approximate weight : 132 g (0.29 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN
This document specifies requirements for Emergency Breathing Systems (EBS) for use by helicopter crew and passengers in the event of a ditching or water impact, to ensure minimum levels of performance. It applies to EBS capable of being successfully and reliably deployed in air and underwater, for use by adults only.
This document is applicable to compressed air and hybrid rebreather designs of EBS. It does not apply to EBS that cannot be successfully and reliably deployed underwater