BS EN 1839:2017
Current
The latest, up-to-date edition.
Determination of the explosion limits and the limiting oxygen concentration (LOC) for flammable gases and vapours
Hardcopy , PDF
English
01-31-2017
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European foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Test methods
5 Verification
6 Test report
Annex A (normative) - Method for determination of the explosion
limits and limiting oxygen concentration of substances that
are difficult to ignite
Annex B (informative) - Conversion of the values for the
explosion limits
Annex C (informative) - Examples to describe flame detachment
Annex D (informative) - Example of recommended evaporator equipment
Annex E (normative) - Safety measures
Annex F (informative) - Examples of the determination of the LOC
Annex G (normative) - Verification
Annex H (informative) - Example of a form expressing the results
Annex I (informative) - Significant Changes between this European
Standard and EN 1839:2012 and EN 14756:2006
Annex ZA (informative) - Relationship between this European
Standard and the essential requirements of Directive
2014/34/EU aimed to be covered
Bibliography
Defines two test methods (method T and method B) to determine the explosion limits of gases, vapours and their mixtures, mixed with air or an air/inert gas mixture (volume fraction of the oxygen < 21 %) and the limiting oxygen concentration.
| Committee |
EXL/23
|
| DevelopmentNote |
Supersedes 95/121417 DC (01/2004) Supersedes 14/30295916 DC & BS EN 14756. (01/2017)
|
| DocumentType |
Standard
|
| Pages |
48
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This European Standard specifies two test methods (method T and method B) to determine the explosion limits of gases, vapours and their mixtures, mixed with air or an air/inert gas mixture (volume fraction of the oxygen
| Standards | Relationship |
| UNE-EN 1839:2004 | Identical |
| NEN EN 1839 : 2017 | Identical |
| NS EN 1839 : 2017 | Identical |
| NF EN 1839 : 2017 | Identical |
| EN 1839:2017 | Identical |
| I.S. EN 1839:2017 | Identical |
| SN EN 1839:2017 | Identical |
| UNI EN 1839 : 2012 | Identical |
| DIN EN 1839:2014-06 (Draft) | Identical |
| DIN EN 1839:2012-12 | Identical |
| 12/30258581 DC : 0 | BS 5908-2 - FIRE AND EXPLOSION PRECAUTIONS AT PREMISES HANDLING FLAMMABLE GASES, LIQUIDS AND DUSTS - PART 2: GUIDE TO APPLICABLE STANDARDS AND REGULATIONS |
| BS 5908-2:2012 | Fire and explosion precautions at premises handling flammable gases, liquids and dusts Guide to applicable standards and regulations |
| PD 6686:2006 | Guidance on directives, regulations and standards related to prevention of fire and explosion in the process industries |
| EN 13237:2012 | Potentially explosive atmospheres - Terms and definitions for equipment and protective systems intended for use in potentially explosive atmospheres |
| ISO 10156:2017 | Gas cylinders — Gases and gas mixtures — Determination of fire potential and oxidizing ability for the selection of cylinder valve outlets |
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