EN 14034-4:2004+A1:2011

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DETERMINATION OF EXPLOSION CHARACTERISTICS OF DUST CLOUDS - PART 4: DETERMINATION OF THE LIMITING OXYGEN CONCENTRATION LOC OF DUST CLOUDS

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Published date: 12-01-2011

Publisher: Comite Europeen de Normalisation

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Table of Contents - (Show below) - (Hide below)

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Test apparatus
5 Dust sample
6 Test procedure
7 Calibration and verification
8 Safety precautions/instructions for use
9 Alternative test equipment/procedures
10 Test report
Annex A (normative) - Electro pneumatic valve
Annex B (normative) - Dust disperser with 5 mm holes
Annex C (normative) - 20 l sphere
Annex D (informative) - Examples of procedures to determine
        the LOC
Annex ZA (informative) - Relationship between this European
         Standard and the Essential Requirements of EU
         Directive 94/9/EC
Bibliography

Abstract - (Show below) - (Hide below)

This document describes a test method for the determination of the limiting oxygen concentration of dust clouds in a closed vessel under defined initial conditions of pressure and temperature.

General Product Information - (Show below) - (Hide below)

Committee	TC 305
Development Note	2004 Edition Re-Issued in January 2011 & incorporates AMD 1 2011. (01/2011)
Document Type	Test Method
ISBN
Pages
Published
Publisher	Comite Europeen de Normalisation
Status	Current

National Adoptions - (Show below) - (Hide below)

Equivalent Standard(s)	Relationship
I.S. EN 14034-4:2004	Identical
PN EN 14034-4 : 2005 + A1 2011	Identical
NBN EN 14034-4 : 2004 + A1 2011	Identical
BS EN 14034-4 : 2004	Identical
NF EN 14034-4 : 2005 + A1 2011	Identical
NS EN 14034-4 : 2004 + A1 2011	Identical
UNI EN 14034-4 : 2011	Identical
SN EN 14034-4 : 2005 + A1 2011	Identical
NEN EN 14034-4 : 2004 + A1 2011	Identical
DIN EN 14034-4:2011-04	Identical
BS EN 14034-4:2004+A1:2011 (published 2011-07)	Identical

Standards Referenced By This Book - (Show below) - (Hide below)

PREN 1127-1 : DRAFT 2017	EXPLOSIVE ATMOSPHERES - EXPLOSION PREVENTION AND PROTECTION - PART 1: BASIC CONCEPTS AND METHODOLOGY
09/30198043 DC : 0	BS EN 1127-1 - EXPLOSIVE ATMOSPHERES - EXPLOSION PREVENTION AND PROTECTION - PART 1: BASIC CONCEPTS AND METHODOLOGY
UNI EN 13237 : 2012	POTENTIALLY EXPLOSIVE ATMOSPHERES - TERMS AND DEFINITIONS FOR EQUIPMENT AND PROTECTIVE SYSTEMS INTENDED FOR USE IN POTENTIALLY EXPLOSIVE ATMOSPHERES
11/30239006 DC : 0	BS EN 13237 - POTENTIALLY EXPLOSIVE ATMOSPHERES - TERMS AND DEFINITIONS FOR EQUIPMENT AND PROTECTIVE SYSTEMS INTENDED FOR USE IN POTENTIALLY EXPLOSIVE ATMOSPHERES
17/30365866 DC : 0	BS EN 1127-1 - EXPLOSIVE ATMOSPHERES - EXPLOSION PREVENTION AND PROTECTION - PART 1: BASIC CONCEPTS AND METHODOLOGY
DIN EN 14373 E : 2006	EXPLOSION SUPPRESSION SYSTEMS
UNE-EN 1127-1:2012	Explosive atmospheres - Explosion prevention and protection - Part 1: Basic concepts and methodology
BS EN 14373:2005	Explosion suppression systems
EN 13237:2012	Potentially explosive atmospheres - Terms and definitions for equipment and protective systems intended for use in potentially explosive atmospheres
EN 14373:2005	EXPLOSION SUPPRESSION SYSTEMS
I.S. CEN TR 15473:0	CHARACTERIZATION OF SLUDGES - GOOD PRACTICE FOR SLUDGES DRYING
I.S. CEN/TR 15281:2006	GUIDANCE ON INERTING FOR THE PREVENTION OF EXPLOSIONS
ASTM E 2931 : 2013	Standard Test Method for Limiting Oxygen (Oxidant) Concentration of Combustible Dust Clouds
NF EN 1127-1 : 2011	EXPLOSIVES ATMOSPHERES - EXPLOSION PREVENTION AND PROTECTION - PART 1: BASIC CONCEPTS AND METHODOLOGY
I.S. EN 13237:2012	POTENTIALLY EXPLOSIVE ATMOSPHERES - TERMS AND DEFINITIONS FOR EQUIPMENT AND PROTECTIVE SYSTEMS INTENDED FOR USE IN POTENTIALLY EXPLOSIVE ATMOSPHERES
DIN EN 1127-1:2011-10	EXPLOSIVE ATMOSPHERES - EXPLOSION PREVENTION AND PROTECTION - PART 1: BASIC CONCEPTS AND METHODOLOGY
VDI 2263-5 : 2014	DUST FIRES AND DUST EXPLOSIONS - HAZARDS, ASSESSMENT, PROTECTIVE MEASURES - EXPLOSION PROTECTION IN FLUIDIZED BED DRYERS
VDI 2263 Blatt 7:2010-07	DUST FIRES AND DUST EXPLOSIONS - HAZARDS - ASSESSMENT - PROTECTIVE MEASURES - DUST FIRES AND EXPLOSION PROTECTION IN SPRAYING AND DRYING INTEGRATED EQUIPMENT
VDI 2263-6 : 2017	DUST FIRES AND DUST EXPLOSIONS - HAZARDS - ASSESSMENT - PROTECTIVE MEASURES - DUST FIRES AND EXPLOSION PROTECTION IN DUST EXTRACTING INSTALLATIONS
PD CEN/TR 15473:2007	CHARACTERIZATION OF SLUDGES - GOOD PRACTICE FOR SLUDGES DRYING
PD CEN/TR 15281:2006	Guidance on inerting for the prevention of explosions
FD CEN/TR 15281 : 2006 FD	GUIDANCE ON INERTING FOR THE PREVENTION OF EXPLOSIONS
NFPA 69 : 2014	EXPLOSION PREVENTION SYSTEMS
BS EN 1127-1:2019	EXPLOSIVE ATMOSPHERES - EXPLOSION PREVENTION AND PROTECTION - PART 1: BASIC CONCEPTS AND METHODOLOGY
I.S. EN 1127-1:2011	EXPLOSIVE ATMOSPHERES - EXPLOSION PREVENTION AND PROTECTION - PART 1: BASIC CONCEPTS AND METHODOLOGY
ONORM EN 14373 : 2006	EXPLOSION SUPPRESSION SYSTEMS
UNI EN 1127-1 : 2011	EXPLOSIVE ATMOSPHERES - EXPLOSION PREVENTION AND PROTECTION - PART 1: BASIC CONCEPTS AND METHODOLOGY
BS EN 13237:2012	Potentially explosive atmospheres. Terms and definitions for equipment and protective systems intended for use in potentially explosive atmospheres
CEN/TR 15281:2006	Guidance on Inerting for the Prevention of Explosions
BS EN 1127-1:2011	Explosive atmospheres. Explosion prevention and protection Basic concepts and methodology
DIN EN 13237:2013-01	POTENTIALLY EXPLOSIVE ATMOSPHERES - TERMS AND DEFINITIONS FOR EQUIPMENT AND PROTECTIVE SYSTEMS INTENDED FOR USE IN POTENTIALLY EXPLOSIVE ATMOSPHERES
CEN/TR 15473 : 2007	CHARACTERIZATION OF SLUDGES - GOOD PRACTICE FOR SLUDGES DRYING
DIN EN 14373:2006-01	Explosion suppression systems
EN 1127-1:2011	Explosive atmospheres - Explosion prevention and protection - Part 1: Basic concepts and methodology
I.S. EN 14373:2005	EXPLOSION SUPPRESSION SYSTEMS

Standards Referencing This Book - (Show below) - (Hide below)

EN 14034-2:2006+A1:2011	DETERMINATION OF EXPLOSION CHARACTERISTICS OF DUST CLOUDS - PART 2: DETERMINATION OF THE MAXIMUM RATE OF EXPLOSION PRESSURE RISE (DP/DT)[MAX] OF DUST CLOUDS
ISO 4225:1994	Air quality General aspects Vocabulary
EN ISO 1127 : 1996	STAINLESS STEEL TUBES - DIMENSIONS, TOLERANCES AND CONVENTIONAL MASSES PER UNIT LENGTH
EN 14034-1:2004+A1:2011	Determination of explosion characteristics of dust clouds - Part 1: Determination of the maximum explosion pressure pmax of dust clouds
EN 26184-1 : 1991	EXPLOSION PROTECTION SYSTEMS - DETERMINATION OF EXPLOSION INDICES OF COMBUSTIBLE DUSTS IN AIR
1994/9/EC : 1994	DIRECTIVE 94/9/EC OF THE EUROPEAN PARLIAMENT AND THE COUNCIL OF 23 MARCH 1994 ON THE APPROXIMATION OF THE LAWS OF THE MEMBER STATES CONCERNING EQUIPMENT AND PROTECTIVE SYSTEMS INTENDED FOR USE IN POTENTIALLY EXPLOSIVE ATMOSPHERES
ISO 1127:1992	Stainless steel tubes Dimensions, tolerances and conventional masses per unit length

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