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  • UNI EN 778 : 2009

    View superseded by
    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    DOMESTIC GAS-FIRED FORCED CONVECTION AIR HEATERS FOR SPACE HEATING NOT EXCEEDING A NET HEAT INPUT OF 70 KW, WITHOUT A FAN TO ASSIST TRANSPORTATION OF COMBUSTION AIR AND/OR COMBUSTION PRODUCTS

    Available format(s): 

    Superseded date:  24-08-2022

    Language(s): 

    Published date:  01-01-2009

    Publisher:  Ente Nazionale Italiano di Unificazione (UNI)

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

    Foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
      3.1 Appliance and its constituent parts
      3.2 Adjustment, control and safety devices
      3.3 Operation of the appliance
      3.4 Gases
      3.5 Conditions of operation and measurement
      3.6 Marking of the appliance and packaging
    4 Classification
      4.1 Classification of gases
      4.2 Classification of appliance
    5 Construction and design requirements
      5.1 General
      5.2 Adjusting, control and safety devices
      5.3 Ignition devices
      5.4 Flame supervision system
      5.5 Start-gas flame establishment
      5.6 Main flame establishment
      5.7 Main burner
      5.8 Facility for remote control
      5.9 Thermostats and control of air temperature
      5.10 Gas pressure test points
    6 Operational requirements
      6.1 Safety of operation
      6.2 Efficiency
    7 Test methods
      7.1 General
      7.2 Construction and design
      7.3 Safety of operation
      7.4 Efficiency
    8 Marking and instructions
      8.1 Marking of the appliance
      8.2 Marking of the packaging
      8.3 Utilization of symbols on the appliance and packaging
      8.4 Instructions
    9 Evaluation of POCED conformity and their associated terminals
      9.1 General
      9.2 Type testing
      9.3 Factory production control (FPC)
    Annex A (informative) - National situations
    Annex B (informative) - Equivalence rules)
    Annex C (informative) - A-deviations
    Annex D (normative) - Special national conditions
    Annex E (informative) - Identification of gas types in use in
             various countries
    Annex F (informative) - National solutions for countries
             whose national bodies are Affiliate Members of CEN
    Annex G (informative) - Calculation of conversions of NOx
    Annex H (informative) - An example of sampling plans
    Annex ZA (informative) - Clauses of this European Standard
             addressing requirements or provisions of EU Directives
    Annex ZB (normative) - Clauses of this European Standard
             addressing the provisions of the EU Construction
             Products Directive
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes the requirements and test methods for the safety and efficiency of domestic gas-fired air heaters with (an) atmospheric burner(s) and without a fan to assist the transportation of combustion air and/or flue gases.

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

    Development Note Together with UNI EN 525, UNI EN 621, UNI EN 1319 and UNI EN 1020, it supersedes UNI 8124 and UNI 8125. (08/2001)
    Document Type Standard
    Publisher Ente Nazionale Italiano di Unificazione (UNI)
    Status Superseded
    Superseded By
    Supersedes

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

    EN 1859:2009+A1:2013 Chimneys - Metal chimneys - Test methods
    IEC 60335-2-102:2004+AMD1:2008+AMD2:2012 CSV Household and similar electrical appliances - Safety - Part 2-102:Particular requirements for gas, oil and solid-fuel burning appliances having electrical connections
    IEC 60730-2-9:2015 RLV Automatic electrical controls - Part 2-9: Particular requirements for temperature sensing controls
    ISO 7005-2:1988 Metallic flanges — Part 2: Cast iron flanges
    ISO 6976:2016 Natural gas — Calculation of calorific values, density, relative density and Wobbe indices from composition
    EN 10226-2:2005 Pipe threads where pressure tight joints are made on the threads - Part 2: Taper external threads and taper internal threads - Dimensions, tolerances and designation
    EN 60730-2-9:2010 Automatic electrical controls for household and similar use - Part 2-9: Particular requirements for temperature sensing controls
    ISO 7005-3:1988 Metallic flanges Part 3: Copper alloy and composite flanges
    EN ISO 3166-1:2014 Codes for the representation of names of countries and their subdivisions - Part 1: Country codes (ISO 3166-1:2013)
    IEC 61558-2-6:2009 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V - Part 2-6: Particular requirements and tests for safety isolating transformers and power supply units incorporating safety isolating transformers
    EN 161:2011+A3:2013 Automatic shut-off valves for gas burners and gas appliances
    ISO 1182:2010 Reaction to fire tests for products Non-combustibility test
    EN ISO 228-1:2003 Pipe threads where pressure-tight joints are not made on the threads - Part 1: Dimensions, tolerances and designation (ISO 228-1:2000)
    EN 437:2003+A1:2009 Test gases - Test pressures - Appliance categories
    EN 125:2010+A1:2015 Flame supervision devices for gas burning appliances - Thermoelectric flame supervision devices
    IEC 60529:1989+AMD1:1999+AMD2:2013 CSV Degrees of protection provided by enclosures (IP Code)
    EN 126:2012 Multifunctional controls for gas burning appliances
    IEC 61058-1:2016 Switches for appliances - Part 1: General requirements
    CR 1404:1994 Determination of emissions from appliances burning gaseous fuels during type-testing
    IEC 60730-2-1:1989 Automatic electrical controls for household and similar use. Part 2: Particular requirements for electrical controls for electrical household appliances
    EN 60335-2-102:2016 Household and similar electrical appliances - Safety - Part 2-102: Particular requirements for gas, oil and solid-fuel burning appliances having electrical connections
    EN 60730-2-1 : 97 AMD 11 2005 AUTOMATIC ELECTRICAL CONTROLS FOR HOUSEHOLD AND SIMILAR USE - PART 2-1: PARTICULAR REQUIREMENTS FOR ELECTRICAL CONTROLS FOR ELECTRICAL HOUSEHOLD APPLIANCES
    ISO 3166-1:2013 Codes for the representation of names of countries and their subdivisions Part 1: Country codes
    EN 61058-1:2002/A2:2008 SWITCHES FOR APPLIANCES - PART 1: GENERAL REQUIREMENTS
    EN 61558-2-6:2009 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V - Part 2-6: Particular requirements and tests for safety isolating transformers and power supply units incorporating safety isolating transformers
    EN 60335-1:2012/A13:2017 HOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES - SAFETY - PART 1: GENERAL REQUIREMENTS (IEC 60335-1:2010, MODIFIED)
    EN 298:2012 Automatic burner control systems for burners and appliances burning gaseous or liquid fuels
    ISO 7005-1:2011 Pipe flanges — Part 1: Steel flanges for industrial and general service piping systems
    EN 60529:1991/AC:2016-12 DEGREES OF PROTECTION PROVIDED BY ENCLOSURES (IP CODE) (IEC 60529 EDITION 2.2 CORRIGENDUM 2:2015)
    EN ISO 6976:2016 Natural gas - Calculation of calorific values, density, relative density and Wobbe indices from composition (ISO 6976:2016)
    EN 10226-1:2004 Pipe threads where pressure tight joints are made on the threads - Part 1: Taper external threads and parallel internal threads - Dimensions, tolerances and designation
    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
    ISO 228-1:2000 Pipe threads where pressure-tight joints are not made on the threads Part 1: Dimensions, tolerances and designation
    EN 60730-1:2016 Automatic electrical controls - Part 1: General requirements
    IEC 60730-1:2013+AMD1:2015 CSV Automatic electrical controls - Part 1: General requirements
    EN 257:2010 Mechanical thermostats for gas-burning appliances
    View more information

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