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I.S. EN 12874:2001

I.S. EN 12874:2001

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

FLAME ARRESTERS - PERFORMANCE REQUIREMENTS, TEST METHODS AND LIMITS FOR USE

Available format(s)

Hardcopy , PDF

Superseded date

27-05-2010

Language(s)

English

Published date

01-01-2001

Publisher

National Standards Authority of Ireland

Preview

For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions, symbols and abbreviations
   3.1 Terms and definitions
   3.2 Symbols and abbreviations
4 Hazards and flame arrester classifications
   4.1 Flame transmission: Deflagration, stable
        unstable detonation
   4.2 Flame transmission: Stabilized burning
5 General requirements
   5.1 Construction
   5.2 Housings
   5.3 Joints
   5.4 Joints to adjacent pipework
   5.5 Pressure test
   5.6 Leak test
   5.7 Flow measurement (air)
   5.8 Flame transmission test
6 Specific requirements for static flame arresters
   6.1 Construction
   6.2 Design series
   6.3 Flame transmission test
   6.4 Limits for use
7 Specific requirements for liquid product detonation
        flame arresters
   7.1 Liquid seals
   7.2 Foot valves
   7.3 Flame transmissions test
   7.4 Limits for use
8 Specific requirements for high velocity vent valves
   8.1 Flame transmission test
   8.2 Endurance burning test
   8.3 Deflagration test
   8.4 Additional burning test
   8.5 Flame transmission test by opening and closing
   8.6 Limits for use
9 Specific requirements for flow controlled apertures
   9.1 Equipment
   9.2 Flame transmission test
   9.3 Limits for use
10 Specific requirements for hydraulic flame arresters
   10.1 Equipment
   10.2 Flame transmission tests
   10.3 Limits for use
11 Specific requirements for testing flame arresters in
        equipment
   11.1 Flame transmission test in compressors, including
        blowers, fans and vacuum pumps
12 Information for use
   12.1 Accompanying documents
   12.2 Marking
Annex A (normative) Flow measurement
Annex B (normative) Graphic symbols for flame arresters
Annex C (informative) Guidelines for specifying flame
         arresters
Annex D (informative) Best practice
Annex ZA (informative) Clauses of the European Standard
         addressing essential requirements or other
         provisions of EU Directives
Bibliography

Gives the requirements for flame arresters which prevent flame transmission when flammable gas/air- or vapour/air-mixtures are present.

DocumentType
Standard
Pages
48
PublisherName
National Standards Authority of Ireland
Status
Superseded
SupersededBy

Standards Relationship
UNI EN 12874 : 2003 Identical
NEN EN 12874 : 2001 Identical
EN 12874 : 2001 Identical
UNE-EN 12874:2002 Identical
NF EN 12874 : 2001 Identical
DIN EN 12874:2001-04 Identical
BS EN 12874:2001 Identical
NS EN 12874 : 2001 Identical
NBN EN 12874 : 2001 Identical
SN EN 12874 : 2001 Identical

EN 1127-1:2011 Explosive atmospheres - Explosion prevention and protection - Part 1: Basic concepts and methodology
EN 1834-2:2000 Reciprocating internal combustion engines - Safety requirements for design and construction of engines for use in potentially explosive atmospheres - Part 2: Group I engines for use in underground workings susceptible to firedamp and/or combustible dust
ISO 7-2:2000 Pipe threads where pressure-tight joints are made on the threads Part 2: Verification by means of limit gauges
EN 50018 : 2000 AMD 1 2002 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - FLAMEPROOF ENCLOSURE "D"
ISO 7-1:1994 Pipe threads where pressure-tight joints are made on the threads Part 1: Dimensions, tolerances and designation
PREN 1759-3 : DRAFT 94 FLANGES AND THEIR JOINTS - CIRCULAR FLANGES FOR PIPES, VALVES, FITTINGS AND ACCESSORIES, CLASS DESIGNATED - PART 3: COPPER ALLOY AND COMPOSITE FLANGES
ENV 1070 : 1993 SAFETY OF MACHINERY - TERMINOLOGY
ISO 7005-1:2011 Pipe flanges — Part 1: Steel flanges for industrial and general service piping systems
EN 1267:2012 Industrial valves - Test of flow resistance using water as test fluid
EN 50014:1997/A2:1999 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - GENERAL REQUIREMENTS
EN 1834-1:2000 Reciprocating internal combustion engines - Safety requirements for design and construction of engines for use in potentially explosive atmospheres - Part 1: Group II engines for use in flammable gas and vapour atmospheres

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PDF - English
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