• EN 625 : 1995

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    GAS-FIRED CENTRAL HEATING BOILERS - SPECIFIC REQUIREMENTS FOR THE DOMESTIC HOT WATER OPERATION OF COMBINATION BOILERS OF NOMINAL HEAT INPUT NOT EXCEEDING 70 kW

    Available format(s): 

    Superseded date:  01-07-2014

    Language(s): 

    Published date:  12-01-2013

    Publisher:  Comite Europeen de Normalisation

    Pure ENs are not available for sale, please purchase a suitable national adoption

    Sorry this product is not available in your region.

    Add To Cart

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

    Foreword
    1 Scope
    2 Normative references
    3 Definitions
    3.1 Combination boiler
    3.2 'Summer' operating mode
    3.3 Specific rate
    3.4 Nominal domestic hot water heat input
    3.5 Maximum water service pressure
    3.6 Tank
    3.7 Thermal store
    3.8 Temperature relief valve
    3.9 Proportional control of the domestic hot water
            operation
    3.10 Thermostatic control of the domestic hot water
            operation
    3.11 Temperature holding thermostat
    4 Constructional requirements
    4.1 Materials and method of construction of
            components of the domestic water circuit
    4.2 Domestic water connections
    4.3 Soundness of the domestic water circuit
    4.4 Adjusting, control and safety devices for the
            domestic hot water circuit
    5 Operational requirements
    5.1 General
    5.2 Safety of the domestic hot water circuit
    5.2.1 Instantaneous and storage types
    5.2.2 Instantaneous type
    5.2.3 Storage type
    5.3 Rational use of energy
    5.3.1 Useful efficiency
    5.3.2 Losses
    5.4 Fitness for purpose
    5.4.1 Instantaneous and storage types - Specific rate
    5.4.2 Instantaneous type
    6 Test methods
    6.1 General
    6.1.1 Adjustment of the domestic water pressure
    6.1.2 Operation of the boiler
    6.2 Safety of the domestic hot water circuit
    6.2.1 Instantaneous and storage types
    6.2.2 Instantaneous type
    6.2.3 Storage type
    6.3 Rational use of energy
    6.3.1 Useful energy
    6.3.2 Losses
    6.4 Fitness for the purpose
    6.4.1 Instantaneous and storage types - Specific
            water rate
    6.4.2 Instantaneous type
    7 Marking and instructions
    7.1 Data plate of the boiler and/or the tank
    7.2 Instructions
    7.2.1 Technical instructions for the installer
    7.2.2 Operating instructions for the user
    Annex ZA (informative) Clauses of this European Standard
    addressing essential requirements or other provisions
    of EU Directives
    Figure
    1 Illustration of the test tank rig (see 6.3.2.1.3a)

    Abstract - (Show below) - (Hide below)

    Specifies the supplementary requirements and tests for the construction, safety, rational use of energy, fitness for purpose, classification and marking related to the domestic hot water operation of combination boilers. Only covers type testing.

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

    Committee TC 109
    Development Note Superseded by EN 15502-2-2 but remains current until 2017. (08/2014)
    Document Type Standard
    Publisher Comite Europeen de Normalisation
    Status Superseded
    Superseded By

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

    BS EN 50165 : 1997 ELECTRICAL EQUIPMENT OF NON-ELECTRIC APPLIANCES FOR HOUSEHOLD AND SIMILAR PURPOSES - SAFETY REQUIREMENTS
    UNI EN 13203-3 : 2010 SOLAR SUPPORTED GAS-FIRED DOMESTIC APPLIANCES PRODUCING HOT WATER - APPLIANCES NOT EXCEEDING 70 KW HEAT INPUT AND 500 LITRES WATER STORAGE CAPACITY - PART 3: ASSESSMENT OF ENERGY CONSUMPTION
    VDI 3805 Blatt 20:2017-02 PRODUCT DATA EXCHANGE IN THE BUILDING SERVICES - STORAGE TANKS AND INSTANTANEOUS WATER HEATER
    DIN EN 13203-3:2010-12 Solar supported gas-fired domestic appliances producing hot water - Appliances not exceeding 70 kW heat input and 500 litres water storage capacity - Part 3: Assessment of energy consumption
    05/30137893 DC : 0 EN 15316-3-3 - HEATING SYSTEMS IN BUILDINGS - METHOD FOR CALCULATION OF SYSTEM ENERGY REQUIREMENTS AND SYSTEM EFFICIENCIES - PART 3.3: DOMESTIC HOT WATER SYSTEMS, GENERATION
    10/30233943 DC : 0 BS EN 13203-4 - GAS FIRED DOMESTIC APPLIANCES PRODUCING HOT WATER - PART 4: ASSESSMENT OF ENERGY CONSUMPTION OF GAS FIRED APPLIANCES COMBINED HEAT AND POWER (MICRO CHP) PRODUCING HOT WATER AND ELECTRICITY NOT EXCEEDING 70 KW HEAT INPUT AND 500 L WATER STORAGE CAPACITY
    05/30142230 DC : DRAFT DEC 2005 EN 13203-1 - GAS-FIRED DOMESTIC APPLIANCES PRODUCING HOT WATER - APPLIANCES NOT EXCEEDING 70 KW HEAT INPUT AND 300 LITRES WATER STORAGE CAPACITY - PART 1: ASSESSMENT OF PERFORMANCE OF HOT WATER DELIVERIES
    98/706084 DC : DRAFT MAR 1998 PREN 13203 - QUALIFICATION OF DOMESTIC HOT WATER FUNCTION OF GAS-FIRED APPLIANCES FOR DOMESTIC USE
    12/30267090 DC BS EN 13203-5. Gas-fired domestic appliance producing hot water. Assessment of energy consumption of gas fired appliances combined with electrical heat pump
    00/242179 DC : DRAFT MAY 2000 IEC 60335-2-102, ED. 1 - PARTICULAR REQUIREMENTS FOR ELECTRICALLY SUPPLIED APPLIANCES WITH NON-ELECTRIC HEATING SOURCES FOR HOUSEHOLD AND SIMILAR USE
    12/30239784 DC : 0 BS ISO 13675 - HEATING AND COOLING SYSTEMS IN BUILDINGS - METHOD AND DESIGN FOR CALCULATION OF THE SYSTEM ENERGY PERFORMANCE - COMBUSTION SYSTEMS (BOILERS)
    07/19990369 DC : 0 BS EN 806-4 - SPECIFICATIONS FOR INSTALLATIONS INSIDE BUILDINGS CONVEYING WATER FOR HUMAN CONSUMPTION - PART 4 - INSTALLATION
    07/30159519 DC : 0 BS EN 13203-3 - SOLAR SUPPORTED GAS-FIRED DOMESTIC APPLIANCES PRODUCING HOT WATER - APPLIANCES NOT EXCEEDING 70KW HEAT INPUT AND 500 LITERS WATER STORAGE CAPACITY - PART 3: ASSESSMENT OF ENERGY CONSUMPTION
    BS ISO 13675 : 2013 HEATING SYSTEMS IN BUILDINGS - METHOD AND DESIGN FOR CALCULATION OF THE SYSTEM ENERGY PERFORMANCE - COMBUSTION SYSTEMS (BOILERS)
    14/30311499 DC : 0 BS EN 15316-4-1 - HEATING SYSTEMS AND WATER BASED COOLING SYSTEMS IN BUILDINGS - METHOD FOR CALCULATION OF SYSTEM ENERGY REQUIREMENTS AND SYSTEM EFFICIENCIES - PART 4-1: SPACE HEATING AND DHW GENERATION SYSTEMS, COMBUSTION SYSTEMS (BOILERS, BIOMASS)
    DIN EN 15316-3-3:2008-06 HEATING SYSTEMS IN BUILDINGS - METHOD FOR CALCULATION OF SYSTEM ENERGY REQUIREMENTS AND SYSTEM EFFICIENCIES - PART 3-3: DOMESTIC HOT WATER SYSTEMS, GENERATION
    BS EN 15316-3-3 : 2007 HEATING SYSTEMS IN BUILDINGS - METHOD FOR CALCULATION OF SYSTEM ENERGY REQUIREMENTS AND SYSTEM EFFICIENCIES - PART 3-3: DOMESTIC HOT WATER SYSTEMS, GENERATION
    PREN 15316-4-1 : DRAFT 2014 HEATING SYSTEMS AND WATER BASED COOLING SYSTEMS IN BUILDINGS - METHOD FOR CALCULATION OF SYSTEM ENERGY REQUIREMENTS AND SYSTEM EFFICIENCIES - PART 4-1: SPACE HEATING AND DHW GENERATION SYSTEMS, COMBUSTION SYSTEMS (BOILERS, BIOMASS)
    ISO 13675:2013 Heating systems in buildings Method and design for calculation of the system energy performance Combustion systems (boilers)
    UNI EN 806-2 : 2008 SPECIFICATION FOR INSTALLATIONS INSIDE BUILDINGS CONVEYING WATER FOR HUMAN CONSUMPTION - PART 2: DESIGN
    UNE-EN 13203-3:2011 Solar supported gas-fired domestic appliances producing hot water - Appliances not exceeding 70 kW heat input and 500 litres water storage capacity - Part 3: Assessment of energy consumption
    I.S. EN 15316-3-3:2007 HEATING SYSTEMS IN BUILDINGS - METHOD FOR CALCULATION OF SYSTEM ENERGY REQUIREMENTS AND SYSTEM EFFICIENCIES - PART 3-3: DOMESTIC HOT WATER SYSTEMS, GENERATION
    I.S. EN 13203-3:2010 SOLAR SUPPORTED GAS-FIRED DOMESTIC APPLIANCES PRODUCING HOT WATER - APPLIANCES NOT EXCEEDING 70 KW HEAT INPUT AND 500 LITRES WATER STORAGE CAPACITY - PART 3: ASSESSMENT OF ENERGY CONSUMPTION
    DIN EN 806-2:2005-06 Specification for installations inside buildings conveying water for human consumption - Part 2: Design
    BS EN 677:1998 Gas-fired central heating boilers. Specific requirements for condensing boilers with a nominal heat input not exceeding 70 kW
    BS EN 806-2:2005 Specifications for installations inside buildings conveying water for human consumption Design
    EN 13203-3:2010 Solar supported gas-fired domestic appliances producing hot water - Appliances not exceeding 70 kW heat input and 500 litres water storage capacity - Part 3: Assessment of energy consumption
    EN 15316-3-3 : 2007 HEATING SYSTEMS IN BUILDINGS - METHOD FOR CALCULATION OF SYSTEM ENERGY REQUIREMENTS AND SYSTEM EFFICIENCIES - PART 3-3: DOMESTIC HOT WATER SYSTEMS, GENERATION
    EN 806-2:2005 Specification for installations inside buildings conveying water for human consumption - Part 2: Design

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

    ISO 274:1975 Copper tubes of circular section — Dimensions
    EN 297:1994/A2:1996/AC:2006 GAS-FIRED CENTRAL HEATING BOILERS - TYPE B[11] AND B[11BS] BOILERS FITTED WITH ATMOSPHERIC BURNERS OF NOMINAL HEAT INPUT NOT EXCEEDING 70 KW
    ISO 7-1:1994 Pipe threads where pressure-tight joints are made on the threads Part 1: Dimensions, tolerances and designation
    EN 437:2003+A1:2009 TEST GASES - TEST PRESSURES - APPLIANCE CATEGORIES
    ISO 228-1:2000 Pipe threads where pressure-tight joints are not made on the threads Part 1: Dimensions, tolerances and designation
    • Access your standards online with a subscription

      Features

      • Simple online access to standards, technical information and regulations
      • Critical updates of standards and customisable alerts and notifications
      • Multi - user online standards collection: secure, flexibile and cost effective