BS EN 17624:2022

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Determination of explosion limits of gases and vapours at elevated pressures, elevated temperatures or with oxidizers other than air

Published By	Publication Date	Number of Pages
BSI	2022	22

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Description

This document specifies a test method to determine the explosion limits of gases, vapours and their mixtures, mixed with a gaseous oxidizer or an oxidizer/inert gas mixture at pressures from 0,10 MPa to 10 MPa and for temperatures up to 400 °C.

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PDF Pages	PDF Title
2	undefined
7	1 Scope 2 Normative references 3 Terms and definitions
9	4 Test methods 4.1 General 4.2 Reagents and materials 4.2.1 Sample 4.2.2 Oxidizer 4.2.3 Inert gases
10	4.2.4 Gaskets and mountings 4.3 Apparatus 4.3.1 Test vessel 4.3.2 Measurement system to adjust the initial pressure and temperature 4.3.2.1 Initial pressure
11	4.3.2.2 Initial temperature 4.3.2.3 Explosion overpressure measurement system 4.3.2.4 Measurement system to measure the temperature rise 4.3.3 Ignition source 4.3.3.1 General 4.3.3.2 Induction spark
12	4.3.3.3 Surface-gap spark 4.3.3.4 Exploding wire
13	4.3.4 Equipment for preparing the test mixture
14	4.3.5 Temperature regulating system 4.3.6 Safety equipment 4.4 Preparation of the test mixture 4.4.1 General 4.4.2 Preparation of the test mixture
15	4.5 Procedure
16	4.6 Recording of results 5 Verification 6 Test report
17	Annex A (informative)Safety measures
18	Annex B (normative)Verification
20	Annex ZA (informative)Relationship between this European Standard and the essential requirements of Directive 2006/42/EC aimed to be covered

Additional information

Status	Definitive
Pages	22
Publication Date	2022-08-19
ISBN	978 0 539 14651 6
Standard Number	BS EN 17624:2022
Title	Determination of explosion limits of gases and vapours at elevated pressures, elevated temperatures or with oxidizers other than air
Identical National Standard Of	EN 17624:2022
Descriptors	Explosion index, Testing, Explosion indices, Chemical hazards, Classification systems, Ventilation, Electromagnetic radiation, Surfaces, Electric sparks, Explosions, Electrostatics, Ultrasonics, Risk assessment, Hand tools, Electrical safety, Control equipment, Flame traps, Design, Marking, Protected electrical equipment, Dust, Ignition, Ignitability, Instructions for use, Flames, Ionizing radiation, Particulate materials, Electric current, High frequencies, Safety measures, Hazards, Gases, Lightning, Fire risks, Fire safety, Explosive atmospheres
Publisher	BSI
Committee	EXL/23
ICS Codes	13.230 - Explosion protection

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BS EN 17624:2022

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