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  • EN 14373:2005

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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

    Available format(s): 

    Superseded date:  12-11-2021

    Language(s): 

    Published date:  12-01-2013

    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 Explosion suppression
      4.1 General
      4.2 Influencing factors
          4.2.1 General
          4.2.2 The explosion hazard
          4.2.3 The explosion suppressant
          4.2.4 The suppression system
          4.2.5 Interrelation
    5 General requirements for explosion suppression components
      5.1 Detection
          5.1.1 General
          5.1.2 Optical detection
          5.1.3 Pressure detection
      5.2 Suppressant
      5.3 HRD-suppressors
      5.4 Control and Indicating Equipment, CIE
    6 Requirements for the design of an explosion suppression system
      6.1 General
      6.2 Hazard definition
      6.3 Determination of the p[red, max] as a function of relevant
          influencing parameters
          6.3.1 General
          6.3.2 Validation by testing in one volume
          6.3.3 Validation by testing in a second volume
          6.3.4 Elongated enclosures
          6.3.5 Pipes
          6.3.6 Occupied spaces
      6.4 Validation of system design guidelines
          6.4.1 General
          6.4.2 Design nomograph
          6.4.3 Mathematical model for design
      6.5 Special applications
          6.5.1 Suppression combined with venting
          6.5.2 Venting combined with suppression
          6.5.3 Suppression combined with reduced oxygen
                concentrations
          6.5.4 Partial volumes
          6.5.5 Segregated volumes
          6.5.6 Obstructed volumes
      6.6 Test report
    7 Safety integrity of explosion suppression systems
      7.1 General
      7.2 Measures to avoid and control systematic faults
      7.3 Control of electric connections
      7.4 Indicators and messages CIE
      7.5 Energy supply
    8 Instructions for installation, commissioning and maintenance
      8.1 General
      8.2 Installation of cables
      8.3 Assembling
          8.3.1 General
          8.3.2 Assembly
      8.4 Commissioning
          8.4.1 General
          8.4.2 Commissioning phase
          8.4.3 Instruction
          8.4.4 Commissioning report
          8.4.5 Safety
      8.5 Maintenance
          8.5.1 General
          8.5.2 Servicing
    9 Marking and packaging
      9.1 General
      9.2 Explosion suppression system components
      9.3 Explosion suppression system
      9.4 Omission of markings
    Annex A (informative) Development of nomograph type design
            guidelines
          A.1 General
          A.2 Design nomograph
    Annex ZA (informative) Relationship between this European
             Standard and the Essential Requirements of EU
             Directive 94/9/EC of 23 March 1994
    Bibliography

    Abstract - (Show below) - (Hide below)

    Explains the basic requirements for the design and application of explosion suppression systems. It also specifies a method for evaluating the effectiveness and the scale up of explosion suppression systems against defined explosions.

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

    Committee TC 305
    Document Type Standard
    Publisher Comite Europeen de Normalisation
    Status Superseded
    Superseded By

    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
    DIN EN 16447 E : 2014 EXPLOSION ISOLATION FLAP VALVES
    12/30243081 DC : 0 BS EN 1034-17 - SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR THE DESIGN AND CONSTRUCTION OF PAPER MAKING AND FINISHING MACHINES - PART 17: TISSUE MAKING MACHINES
    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
    16/30348296 DC : DRAFT DEC 2016 BS EN 14460 - EXPLOSION RESISTANT EQUIPMENT
    DIN EN 415-10:2014-07 SAFETY OF PACKAGING MACHINES - PART 10: GENERAL REQUIREMENTS
    BS PD CEN/TR 16829 : 2016 FIRE AND EXPLOSION PREVENTION AND PROTECTION FOR BUCKET ELEVATORS
    I.S. EN 415-10:2014 SAFETY OF PACKAGING MACHINES - PART 10: GENERAL REQUIREMENTS
    UNE-EN 15089:2010 Explosion isolation systems
    I.S. EN 1034-17:2012 SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR THE DESIGN AND CONSTRUCTION OF PAPER MAKING AND FINISHING MACHINES - PART 17: TISSUE MAKING MACHINES
    17/30365866 DC : 0 BS EN 1127-1 - EXPLOSIVE ATMOSPHERES - EXPLOSION PREVENTION AND PROTECTION - PART 1: BASIC CONCEPTS AND METHODOLOGY
    BS EN 14994:2007 Gas explosion venting protective systems
    UNE-EN 1127-1:2012 Explosive atmospheres - Explosion prevention and protection - Part 1: Basic concepts and methodology
    DIN EN 1127-2:2002-07 EXPLOSIVE ATMOSPHERES - EXPLOSION PREVENTION AND PROTECTION - PART 2: BASIC CONCEPTS AND METHODOLOGY FOR MINING
    DIN EN 14994:2007-05 Gas explosion venting protective systems
    EN 1034-17:2012 Safety of machinery - Safety requirements for the design and construction of paper making and finishing machines - Part 17: Tissue making machines
    EN 13237:2012 Potentially explosive atmospheres - Terms and definitions for equipment and protective systems intended for use in potentially explosive atmospheres
    EN 12779:2015 Safety of woodworking machines - Chip and dust extraction systems with fixed installation - Safety requirements
    11/30247811 DC : 0 BS EN 415-10 - SAFETY OF PACKAGING MACHINES - PART 10: GENERAL REQUIREMENTS
    PREN 1672-1 : DRAFT 2012 FOOD PROCESSING MACHINERY - BASIC CONCEPTS - PART 1: SAFETY REQUIREMENTS
    UNI EN 16447 : 2014 EXPLOSION ISOLATION FLAP VALVES
    12/30267131 DC : 0 BS EN 16447 - EXPLOSION ISOLATION FLAP VALVES
    08/30180312 DC : DRAFT MAR 2008 BS EN 50223 - STATIONARY ELECTROSTATIC APPLICATION EQUIPMENT FOR IGNITABLE FLOCK MATERIAL - SAFETY REQUIREMENTS
    12/30259421 DC : 0 BS EN 1672-1 - FOOD PROCESSING MACHINERY - BASIC CONCEPTS - PART 1: SAFETY REQUIREMENTS
    BS EN 50223:2015 Stationary electrostatic application equipment for ignitable flock material. Safety requirements
    12/30270980 DC : 0 BS EN 1127-2 - EXPLOSIVE ATMOSPHERES - EXPLOSION PREVENTION AND PROTECTION - PART 2: BASIC CONCEPTS AND METHODOLOGY FOR MINING
    I.S. EN 15089:2009 EXPLOSION ISOLATION SYSTEMS
    S.R. CEN/TR 16829:2016 FIRE AND EXPLOSION PREVENTION AND PROTECTION FOR BUCKET ELEVATORS
    BS EN 1127-1:2011 Explosive atmospheres. Explosion prevention and protection Basic concepts and methodology
    NF EN 1127-1 : 2011 EXPLOSIVES ATMOSPHERES - EXPLOSION PREVENTION AND PROTECTION - PART 1: BASIC CONCEPTS AND METHODOLOGY
    I.S. EN 14460:2018 EXPLOSION RESISTANT EQUIPMENT
    DIN EN 15233:2007-11 Methodology for functional safety assessment of protective systems for potentially explosive atmospheres
    BS EN 15233:2007 Methodology for functional safety assessment of protective systems for potentially explosive atmospheres
    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
    I.S. EN 1127-2:2014 EXPLOSIVE ATMOSPHERES - EXPLOSION PREVENTION AND PROTECTION - PART 2: BASIC CONCEPTS AND METHODOLOGY FOR MINING
    I.S. EN 12779:2015 SAFETY OF WOODWORKING MACHINES - CHIP AND DUST EXTRACTION SYSTEMS WITH FIXED INSTALLATION - SAFETY RELATED PERFORMANCES AND SAFETY REQUIREMENTS
    VDI 2263 Blatt 8.2:2014-12 Dust fires and dust explosions - Hazards - assessment - protective measures - Explosion suppression and combination of structural protective measures in elevators
    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 Blatt 8.1:2011-03 Dust fires and dust explosions - Hazards - assessment - protective measures - Fire and explosion protection on elevators - Examples
    VDI 2262 Blatt 1:2013-06 Workplace air - Reduction of exposure to air pollutants - Legal principles, terms and definitions, basic organisational measures for industrial safety and environmental protection
    VDI 2263 Blatt 6:2017-08 Dust fires and dust explosions - Hazards - assessment - protective measures - Dust fires and explosion protection in dust extracting installations
    PREN 50223 : DRAFT 2013 STATIONARY ELECTROSTATIC APPLICATION EQUIPMENT FOR IGNITABLE FLOCK MATERIAL - SAFETY REQUIREMENTS
    BS EN 1034-17:2012 Safety of machinery. Safety requirements for the design and construction of paper making and finishing machines Tissue making machines
    DIN EN 15089:2009-07 EXPLOSION ISOLATION SYSTEMS
    BS EN 15089:2009 Explosion isolation systems
    UNI EN 15089 : 2009 EXPLOSION ISOLATION SYSTEMS
    PREN 12779 : DRAFT 2014 SAFETY OF WOODWORKING MACHINES - CHIPS AND DUST EXTRACTION SYSTEMS WITH FIXED INSTALLATIONS - SAFETY REQUIREMENTS
    UNI EN 415-10 : 2014 SAFETY OF PACKAGING MACHINES - PART 10: GENERAL REQUIREMENTS
    PREN 16985 : DRAFT 2016 SPRAY BOOTHS FOR ORGANIC COATING MATERIAL - SAFETY REQUIREMENTS
    I.S. EN 1127-1:2011 EXPLOSIVE ATMOSPHERES - EXPLOSION PREVENTION AND PROTECTION - PART 1: BASIC CONCEPTS AND METHODOLOGY
    DIN EN 14994 E : 2007 GAS EXPLOSION VENTING PROTECTIVE SYSTEMS
    DIN EN 1127-2:2014-09 EXPLOSIVE ATMOSPHERES - EXPLOSION PREVENTION AND PROTECTION - PART 2: BASIC CONCEPTS AND METHODOLOGY FOR MINING
    DIN EN 12779:2016-03 Safety of woodworking machines - Chip and dust extraction systems with fixed installation - Safety requirements
    DIN EN 15233 E : 2007 METHODOLOGY FOR FUNCTIONAL SAFETY ASSESSMENT OF PROTECTIVE SYSTEMS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES
    UNI EN 1127-2 : 2014 EXPLOSIVE ATMOSPHERES - EXPLOSION PREVENTION AND PROTECTION - PART 2: BASIC CONCEPTS AND METHODOLOGY FOR MINING
    UNE-EN 50223:2016 Stationary electrostatic application equipment for ignitable flock material - Safety requirements
    13/30284894 DC : 0 BS EN 50223 - STATIONARY ELECTROSTATIC APPLICATION EQUIPMENT FOR IGNITABLE FLOCK MATERIAL - SAFETY REQUIREMENTS
    BS EN 16447:2014 Explosion isolation flap valves
    BS EN 415-10:2014 SAFETY OF PACKAGING MACHINES - PART 10: GENERAL REQUIREMENTS
    14/30292850 DC : 0 BS EN 12779 - SAFETY OF WOODWORKING MACHINES - CHIPS AND DUST EXTRACTION SYSTEMS WITH FIXED INSTALLATIONS - SAFETY REQUIREMENTS
    DIN EN 1034-17 E : 2012 SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR THE DESIGN AND CONSTRUCTION OF PAPER MAKING AND FINISHING MACHINES - PART 17: TISSUE MAKING MACHINES
    DIN EN 1034-17:2012-11 Safety of machinery - Safety requirements for the design and construction of paper making and finishing machines - Part 17: Tissue making machines
    DIN EN 15089 E : 2009 EXPLOSION ISOLATION SYSTEMS
    DIN EN 16447:2014-09 EXPLOSION ISOLATION FLAP VALVES
    I.S. EN 16447:2014 EXPLOSION ISOLATION FLAP VALVES
    EN 14460:2018 Explosion resistant equipment
    16/30335146 DC : 0 BS EN 16985 - SPRAY BOOTHS FOR ORGANIC COATING MATERIAL - SAFETY REQUIREMENTS
    BS EN 1127-1:2019 Explosive atmospheres. Explosion prevention and protection Basic concepts and methodology
    BS EN 12779:2015 (published 2015-11) Safety of woodworking machines. Chip and dust extraction systems with fixed installation. Safety requirements
    BS EN 13237:2012 Potentially explosive atmospheres. Terms and definitions for equipment and protective systems intended for use in potentially explosive atmospheres
    BS EN 1127-2:2014 Explosive atmospheres. Explosion prevention and protection Basic concepts and methodology for mining
    EN 415-10:2014 Safety of packaging machines - Part 10: General Requirements
    EI MODEL CODE SAFE PRACTICE PT1 : 2010 THE SELECTION, INSTALLATION, INSPECTION, AND MAINTENANCE OF ELECTRICAL AND NON ELECTRICAL APPARATUS IN HAZARDOUS AREAS
    EN 15089:2009 Explosion isolation systems
    EN 15233:2007 Methodology for functional safety assessment of protective systems for potentially explosive atmospheres
    EN 16447:2014 Explosion isolation flap valves
    EN 14994:2007 Gas explosion venting protective systems
    UNI EN 1127-1 : 2011 EXPLOSIVE ATMOSPHERES - EXPLOSION PREVENTION AND PROTECTION - PART 1: BASIC CONCEPTS AND METHODOLOGY
    PREN 1127-2 : DRAFT 2012 EXPLOSIVE ATMOSPHERES - EXPLOSION PREVENTION AND PROTECTION - PART 2: BASIC CONCEPTS AND METHODOLOGY FOR MINING
    I.S. EN 50223:2015 STATIONARY ELECTROSTATIC APPLICATION EQUIPMENT FOR IGNITABLE FLOCK MATERIAL - SAFETY REQUIREMENTS
    DIN EN 13237:2013-01 POTENTIALLY EXPLOSIVE ATMOSPHERES - TERMS AND DEFINITIONS FOR EQUIPMENT AND PROTECTIVE SYSTEMS INTENDED FOR USE IN POTENTIALLY EXPLOSIVE ATMOSPHERES
    UNE-EN 12779:2016 Safety of woodworking machines - Chip and dust extraction systems with fixed installation - Safety requirements
    EN 1127-2:2014 Explosive atmospheres - Explosion prevention and protection - Part 2: Basic concepts and methodology for mining
    EN 1127-1:2011 Explosive atmospheres - Explosion prevention and protection - Part 1: Basic concepts and methodology
    EN 50223:2015 Stationary electrostatic application equipment for ignitable flock material - Safety requirements

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

    EN 1127-1:2011 Explosive atmospheres - Explosion prevention and protection - Part 1: Basic concepts and methodology
    EN 61508-1:2010 Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 1: General requirements
    PREN 14491 : DRAFT 2011 DUST EXPLOSION VENTING PROTECTIVE SYSTEMS
    EN 26184-4 : 1991 EXPLOSION PROTECTION SYSTEMS - DETERMINATION OF EFFICACY OF EXPLOSION SUPPRESSION SYSTEMS
    ISO 4225:1994 Air quality General aspects Vocabulary
    EN 13673-2 : 2005 DETERMINATION OF MAXIMUM EXPLOSION PRESSURE AND THE MAXIMUM RATE OF PRESSURE RISE OF GASES AND VAPOURS - PART 2: DETERMINATION OF THE MAXIMUM RATE OF EXPLOSION PRESSURE RISE
    EN 13237:2012 Potentially explosive atmospheres - Terms and definitions for equipment and protective systems intended for use in potentially explosive atmospheres
    EN 1050 : 1996 SAFETY OF MACHINERY - PRINCIPLES FOR RISK ASSESSMENT
    EN 26184-2 : 1991 EXPLOSION PROTECTION SYSTEMS - DETERMINATION OF EXPLOSION INDICES OF COMBUSTIBLE GASES IN AIR
    EN 13673-1 : 2003 DETERMINATION OF THE MAXIMUM EXPLOSION PRESSURE AND THE MAXIMUM RATE OF PRESSURE RISE OF GASES AND VAPOURS - PART 1: DETERMINATION OF THE MAXIMUM EXPLOSION PRESSURE
    ISO 6184-3:1985 Explosion protection systems Part 3: Determination of explosion indices of fuel/air mixtures other than dust/air and gas/air mixtures
    EN 26184-3 : 1991 EXPLOSION PROTECTION SYSTEMS - DETERMINATION OF EXPLOSION INDICES OF FUEL/AIR MIXTURES OTHER THAN DUST/AIR & GAS/AIR MIXTURES
    ISO 6184-4:1985 Explosion protection systems Part 4: Determination of efficacy of explosion suppression systems
    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 50130-4:2011/A1:2014 ALARM SYSTEMS - PART 4: ELECTROMAGNETIC COMPATIBILITY - PRODUCT FAMILY STANDARD: IMMUNITY REQUIREMENTS FOR COMPONENTS OF FIRE, INTRUDER, HOLD UP, CCTV, ACCESS CONTROL AND SOCIAL ALARM SYSTEMS
    EN 26184-1 : 1991 EXPLOSION PROTECTION SYSTEMS - DETERMINATION OF EXPLOSION INDICES OF COMBUSTIBLE DUSTS IN AIR
    IEC 61508-1:2010 Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 1: General requirements (see Functional Safety and IEC 61508)
    EN 14034-4:2004+A1:2011 Determination of explosion characteristics of dust clouds - Part 4: Determination of the limiting oxygen concentration LOC of dust clouds
    ISO 6184-2:1985 Explosion protection systems Part 2: Determination of explosion indices of combustible gases in air
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