British Standards Institution

Source:: ISO
Committee:: PSE/17 - Oil and gas industries including lower carbon energy
Categories:: Protective devices. Respiratory | Equipment. Outdoor and water sports
Comment period start date:: 14/04/2025
Comment period end date:: 07/06/2025
Number of comments:: 3

Comment by:

7th Jun

Scope

This document specifies minimum respiratory performance requirements for testing and assessment of breathing apparatus used for diving and hyperbaric applications to depths specified by the manufacturer, but limited to a maximum depth of 500 m (51 bar).

This document does not apply to breathing apparatus (BA) intended for use within the scope of European standards listed below:

— EN 250;

— EN 15333-1 and EN 15333-2;

— EN 13949; and

— EN 14143.

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Comment on proposal

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Please email further comments to: debbie.stead@bsigroup.com

Standard timeline

1. Proposal (Complete)

Proposal start date:

2. Draft (Complete)

Draft start date:

26/11/2024

3. Public Comments

Public Comments start date:

14/04/2025

Public Comments end date:

07/06/2025

Learn more about the standards development process

Standards Development

BS EN ISO 25640 ISO 25640 Respiratory equipment. Breathing apparatus performance requirements for diving and hyperbaric applications

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