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    I.S. EN 746-3:1997

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    Withdrawn A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
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    INDUSTRIAL THERMOPROCESSING EQUIPMENT - PART 3: SAFETY REQUIREMENTS FOR THE GENERATION AND USE OF ATMOSPHERE GASES

    Available format(s):  Hardcopy, PDF

    Withdrawn date:  19-08-2009

    Language(s):  English

    Published date:  23-01-1998

    Publisher:  National Standards Authority of Ireland

    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.

    Dates of withdrawal of national standards are available from NSAI.

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

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Definitions
    4 List of hazards
    5 Safety requirements for the use of atmosphere gases
      5.1 Purging
      5.2 Safety control equipment for atmosphere gases
      5.3 Thermo-processing equipment requirements
    6 Safety requirements for atmosphere gas generators
      6.1 Reaction gas supplies
      6.2 Fuel gas supplies
      6.3 Air supplies
      6.4 Mixture supplies
      6.5 Electrical supplies
      6.6 Cooling water supplies and discharge
      6.7 Atmosphere gas supplies and distribution
      6.8 System requirements
    7 Verification of the safety requirements and/or measures
    8 Information for use
      8.1 Instruction handbook
      8.2 Marking
    Annex A (informative) Typical Atmosphere Gases
    Annex B (informative) Explosion Hazards of Gas Mixtures Containing
            Combustibles
    Annex C (informative) Inert Gas Purging
    Annex D: Bibliography
    Annex E (informative) Used Definitions
    Annex ZA (informative) Relationship between this European Standard
             and the Essential Requirements of EU Directive 98/37/EC
    Annex ZB (informative) Relationship between this European Standard
             and the Essential Requirements of EU Directive 2006/42/EC

    Abstract - (Show below) - (Hide below)

    Defines safety requirements for atmosphere gas systems and their use in industrial thermo-processing equipment and associated plant, including systems for the production of atmosphere gases by reaction inside the thermo-processing equipment.

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

    Development Note 1997 Edition Re-issued in August 2009 & incorporates AMD 1 2009. (08/2009)
    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Withdrawn
    Superseded By

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

    EN 746-1:1997+A1:2009 Industrial thermoprocessing equipment - Part 1: Common safety requirements for industrial thermoprocessing equipment
    IEC 60364-4-43:2008 Low-voltage electrical installations - Part 4-43: Protection for safety - Protection against overcurrent
    IEC 60519-3:2005 Safety in electroheat installations - Part 3: Particular requirements for induction and conduction heating and induction melting installations
    EN 746-2:2010 Industrial thermoprocessing equipment - Part 2: Safety requirements for combustion and fuel handling systems
    IEC 60364-4-41:2005+AMD1:2017 CSV Low voltage electrical installations - Part 4-41: Protection for safety - Protection against electric shock
    IEC 60204-1:2016 Safety of machinery - Electrical equipment of machines - Part 1: General requirements
    VDI 2046:1984-05 Safety code for operation of industrial furnaces with protective and reaction gases
    IEC 60519-2:2006 Safety in electroheat installations - Part 2: Particular requirements for resistance heating equipment
    EN 161:2011+A3:2013 Automatic shut-off valves for gas burners and gas appliances
    EN 60519-1:2015 Safety in installations for electroheating and electromagnetic processing - Part 1: General requirements
    EN ISO 12100-1:2003/A1:2009 SAFETY OF MACHINERY - BASIC CONCEPTS, GENERAL PRINCIPLES FOR DESIGN - PART 1: BASIC TERMINOLOGY, METHODOLOGY
    IEC 60364-4-44:2007+AMD1:2015 CSV Low-voltage electrical installations - Part 4-44: Protection for safety - Protection against voltage disturbances and electromagnetic disturbances
    ISO 12100-2:2003 Safety of machinery Basic concepts, general principles for design Part 2: Technical principles
    EN ISO 12100-2:2003/A1:2009 SAFETY OF MACHINERY - BASIC CONCEPTS, GENERAL PRINCIPLES FOR DESIGN - PART 2: TECHNICAL PRINCIPLES
    ISO 12100-1:2003 Safety of machinery Basic concepts, general principles for design Part 1: Basic terminology, methodology
    EN 298:2012 Automatic burner control systems for burners and appliances burning gaseous or liquid fuels
    UNI 7728 : 1990 FORNI INDUSTRIALI. DIRETTIVE PER LA SICUREZZA. FORNI INDUSTRIALI ALIMENTATI A COMBUSTIBILI GASSOSI, LIQUIDI, SOLIDI E MISTI.
    IEC 60519-1:2015 Safety in installations for electroheating and electromagnetic processing - Part 1: General requirements
    EN 88-1:2011+A1:2016 Pressure regulators and associated safety devices for gas appliances - Part 1: Pressure regulators for inlet pressures up to and including 50 kPa
    EN 60519-2:2006 SAFETY IN ELECTROHEAT INSTALLATIONS - PART 2: PARTICULAR REQUIREMENTS FOR RESISTANCE HEATING EQUIPMENT
    EN 60204-1 : 2006 COR 2010 SAFETY OF MACHINERY - ELECTRICAL EQUIPMENT OF MACHINES - PART 1: GENERAL REQUIREMENTS
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