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EN 483:1999/A4:2007

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

GAS-FIRED CENTRAL HEATING BOILERS - TYPE C BOILERS OF NOMINAL HEAT INPUT NOT EXCEEDING 70 KW
Amendment of

EN 483:1999

Superseded date

10-01-2012

Published date

01-12-2013

Foreword
1 Scope
2 Normative references
3 Definitions
  3.1 Reference conditions
  3.2 Combustible gases
      3.2.1 Test gases
      3.2.2 reference gas
      3.2.3 limit gases
      3.2.4 calorific value
      3.2.5 relative density
      3.2.6 Wobbe index
      3.2.7 Gas pressures
  3.3 Constituent parts of the boiler
      3.3.1 Gas supply
      3.3.2 Air supply and combustion products evacuation
      3.3.3 Adjusting, control and safety devices
  3.4 Operation of the boiler
      3.4.1 Gas rates
      3.4.2 Outputs
      3.4.3 useful efficiency
      3.4.4 Gas combustion
      3.4.5 Times
      3.4.6 spark restoration
      3.4.7 recycling
      3.4.8 controlled shutdown
      3.4.9 safety shutdown
      3.4.10 locking out
      3.4.11 de-energized to trip principle
      3.4.12 purge
      3.4.13 Air proving device
      3.4.14 gas/air ratio control
      3.4.15 nominal voltage
      3.4.16 living space dedicated boiler
  3.5 Country of destination
      3.5.1 direct country of destination
      3.5.2 indirect country of destination
4 Classification of boilers
  4.1 Gases and categories
  4.2 Mode of air supply and evacuation of the
      combustion products
      4.2.1 General
      4.2.2 Type of installation of the boiler
      4.2.3 Presence and position of a fan
  4.3 Maximum water-side operating pressure
  4.4 Expansion system
5 Constructional requirements
  5.1 General
  5.2 Conversion to different gases
  5.3 Materials and thicknesses
      5.3.1 General
      5.3.2 Materials and thickness of sheet metal walls or
            tubes under water pressure for boilers of
            pressure class 3
      5.3.3 Thermal insulation
      5.3.4 Control and safety devices
      5.3.5 Separate combustion products evacuation duct
      5.3.6 Design
  5.4 Method of construction
      5.4.1 Use and servicing
      5.4.2 Connections to the gas and water pipes
      5.4.3 Soundness
      5.4.4 Supply of combustion air and evacuation of the
            combustion products
      5.4.5 Checking the state of operation
      5.4.6 Drainage
      5.4.7 Operational safety in the event of failure of the
            auxiliary energy
  5.5 Electrical equipment
  5.6 Requirements for adjusting, control and
      safety devices
      5.6.1 General
      5.6.2 Adjusters and range-rating devices
      5.6.3 Gas circuit
      5.6.4 Gas governor
      5.6.5 Ignition devices
      5.6.6 Flame supervision devices
      5.6.7 Thermostats and water temperature limiting devices
      5.6.8 Remote control
      5.6.9 Expansion vessel and pressure gauge
  5.7 Burners
  5.8 Pressure test points
6 Operational requirements
  6.1 General
  6.2 Soundness
      6.2.1 Soundness of the gas circuit
      6.2.2 Soundness of the combustion circuit
      6.2.3 Soundness of the water circuit
  6.3 Heat inputs and heat outputs
      6.3.1 The nominal heat input or the maximum and minimum heat
            input
      6.3.2 Adjustment of the heat input by the downstream gas
            pressure
      6.3.3 Ignition rate
      6.3.4 Nominal output
  6.4 Safety of operation
      6.4.1 Limiting temperatures
      6.4.2 Ignition - Cross lighting - Flame stability
      6.4.3 Reduction of the gas pressure
      6.4.4 Defective closure of the gas valve immediately
            upstream of the main burner
      6.4.5 Pre-purge
      6.4.6 Functioning of a permanent ignition burner when
            the fan stops during the standby time
      6.4.7 Leakage of combustion products for type C[7]
            boilers
  6.5 Adjusting, control and safety devices
      6.5.1 General
      6.5.2 Control devices
      6.5.3 Automatic valves
      6.5.4 Ignition devices
      6.5.5 Flame supervision device
      6.5.6 Gas governor
      6.5.7 Thermostats and water temperature limiting
            devices
      6.5.8 Air proving device
      6.5.9 Functioning of the fan of a type C[4] boiler
  6.6 Combustion
      6.6.1 Carbon monoxide
      6.6.2 Other pollutants
  6.7 Useful efficiencies
      6.7.1 Useful efficiency at the nominal heat input
      6.7.2 Useful efficiency at part load
  6.8 Resistance of the materials to pressure
      6.8.1 General
      6.8.2 Boilers of pressure class 1
      6.8.3 Boilers of pressure class 2
      6.8.4 Boilers of pressure class 3
  6.9 Hydraulic resistance
7 Test methods
  7.1 General test conditions
      7.1.1 General
      7.1.2 Characteristics of the reference and limit gases
      7.1.3 Installation of the boiler
      7.1.4 Gas circuit
      7.1.5 Conduct of the test to obtain a heat input
      7.1.6 Water circuit
      7.1.7 Thermal equilibrium
      7.1.8 Electrical supply
      7.1.9 Uncertainty of measurements
  7.2 Soundness
      7.2.1 Soundness of the gas circuit
      7.2.2 Soundness of the combustion circuit
      7.2.3 Soundness of the water circuit
  7.3 Heat inputs and heat outputs
      7.3.1 Determination of the nominal heat input or the
            maximum and minimum heat input
      7.3.2 Adjustment of the heat input by the downstream
            pressure
      7.3.3 Ignition rate
      7.3.4 Nominal output
  7.4 Safety of operation
      7.4.1 Limiting temperatures
      7.4.2 Ignition - Cross lighting - Flame stability
      7.4.3 Reduction of the gas pressure
      7.4.4 Defective closure of the gas valve immediately
            upstream of the main burner
      7.4.5 Pre-purge
      7.4.6 Functioning of a permanent ignition burner
            when the fan stops during the standby time
      7.4.7 Leakage of combustion products for type
            C[7] boilers
  7.5 Adjusting, control and safety devices
      7.5.1 General
      7.5.2 Control devices
      7.5.3 Automatic valves
      7.5.4 Ignition devices
      7.5.5 Flame supervision device
      7.5.6 Gas governor
      7.5.7 Thermostats and water temperature limiting devices
      7.5.8 Air proving device
      7.5.9 Functioning of the fan of a type C[4] boiler
  7.6 Combustion
      7.6.1 Carbon monoxide
      7.6.2 Other pollutants
  7.7 Useful efficiencies
      7.7.1 Useful efficiency at the nominal heat input
      7.7.2 Useful efficiency at part load
  7.8 Resistance of the materials to pressure
      7.8.1 General
      7.8.2 Boilers of pressure class 1
      7.8.3 Boilers of pressure class 2
      7.8.4 Boilers of pressure class 3
  7.9 Hydraulic resistance
8 Marking and instructions
  8.1 Boiler marking
      8.1.1 General
      8.1.2 Data plate
      8.1.3 Supplementary markings
      8.1.4 Packaging
      8.1.5 Warnings on the boiler and the packaging
      8.1.6 Other information
  8.2 Instructions
      8.2.1 Technical instructions
      8.2.2 User's instructions
      8.2.3 Conversion instructions
      8.2.4 Presentation
Annex A (informative) National situations
Annex B (informative) Particular national conditions
Annex C (informative) Classification of Type C boilers
Annex D (informative) Composition of the gas circuit
Annex E (informative) Compilation of the test conditions
Annex F (normative) Test apparatus for Type C[2] boilers
Annex G (informative) Practical method of calibrating the
                       test rig to enable the heat loss D[p]
                       to be determined
Annex H (informative) A-deviations
Annex J (informative) Main symbols and abbreviations used
Annex K (informative) Examples for marking
Annex L (informative) Example of calculation of the
                       weighting factors for a boiler with
                       several rates following Table 17
Annex M (informative) Calculation of conversions of NO[x]
Annex N (informative) Requirements and test methods for
                       separate air supply and combustion
                       products evacuation ducts of Type C[6]
                       boilers
Annex P (informative) Determination of the heat loses from the
                       test rig of the indirect method and the
                       contribution of the circulating pump of the
                       test rigs
Annex Q (informative) Means of determining the ignition time at
                       full rate
Annex ZA (informative) Clauses of this European standard
                       addressing essential requirements
                       or other provisions of EU Directives
Annex R (normative) Test methods to determine the effects of
                       to long-term thermal load, longterm
                       condensate exposure,
                       condensing/non-condensing cycling and
                       resistance to UV radiation
Annex S (informative) Comparison table on clauses of this
                       amendment addressing essential requirements
                       of the GAD or other provisions of EU
                       directives

Defines requirements and test procedures concerned with construction, safety, fitness for purpose and rational energy use, as well as marking and classification of gas-fired central heating boilers fitted with atmospheric burners, fan assisted atmospheric or premixed burners that are hereafter referred to as "boilers".

Committee
TC 109
DocumentType
Standard
PublisherName
Comite Europeen de Normalisation
Status
Superseded
SupersededBy

BS EN 15420:2010 Gas-fired central heating boilers. Type C boilers of nominal heat input exceeding 70 kW, but not exceeding 1000 kW
12/30254959 DC : 0 BS EN 89 - GAS-FIRED STORAGE WATER HEATERS FOR THE PRODUCTION OF DOMESTIC HOT WATER
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
05/30129922 DC : DRAFT FEB 2005 EN 15036-2 - HEATING BOILERS - TEST REGULATIONS FOR THE AIRBORNE NOISE EMISSIONS FROM HEAT GENERATORS - PART 2: FLUE GAS NOISE EMISSIONS AT THE OUTLET OF THE HEAT GENERATOR
I.S. EN 15420:2010 GAS-FIRED CENTRAL HEATING BOILERS - TYPE C BOILERS OF NOMINAL HEAT INPUT EXCEEDING 70 KW, BUT NOT EXCEEDING 1000 KW
EN 13216-1:2004 Chimneys - Test methods for system chimneys - Part 1: General test methods
BS EN 14989-1:2007 Chimneys. Requirements and test methods for metal chimneys and material independent air supply ducts for roomsealed heating applications Vertical air/flue terminals for C6-type appliances
CEN/TS 16134:2011 Chimney terminals - General requirements and material independent test methods
UNI CEN/TS 16134:2011 CHIMNEY TERMINALS - GENARAL REQUIREMENTS AND MATERIAL INDEPENDENT TEST METHODS
ISO 13675:2013 Heating systems in buildings Method and design for calculation of the system energy performance Combustion systems (boilers)
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 Domestic hot water systems, generation
PREN 89 : DRAFT 2012 GAS-FIRED STORAGE WATER HEATERS FOR THE PRODUCTION OF DOMESTIC HOT WATER
PREN 50465 : DRAFT 2011 GAS APPLIANCES - COMBINED HEAT AND POWER APPLIANCE OF NOMINAL HEAT INPUT INFERIOR OR EQUAL TO 70 KW
DIN EN 14597:2015-02 TEMPERATURE CONTROL DEVICES AND TEMPERATURE LIMITERS FOR HEAT GENERATING SYSTEMS
I.S. EN 14597:2012 TEMPERATURE CONTROL DEVICES AND TEMPERATURE LIMITERS FOR HEAT GENERATING SYSTEMS
NF EN 15420 : 2012 GAS-FIRED CENTRAL HEATING BOILERS - TYPE C BOILERS OF NOMINAL HEAT INPUT EXCEEDING 70 KW, BUT NOT EXCEEDING 1000 KW
04/30115682 DC : DRAFT JUN 2004 EN 14989-1 - CHIMNEYS AND AIR SUPPLY DUCT SYSTEMS FOR ROOMSEALED APPLIANCES - REQUIREMENTS AND TEST METHODS - PART 1: VERTICAL TERMINALS FOR C6-TYPE APPLIANCES
DIN EN 15420 E : NOV 2011 GAS-FIRED CENTRAL HEATING BOILERS - TYPE C BOILERS OF NOMINAL HEAT INPUT EXCEEDING 70 KW, BUT NOT EXCEEDING 1000 KW
UNE-EN 15420:2012 Gas-fired central heating boilers - Type C boilers of nominal heat input exceeding 70 kW, but not exceeding 1 000 kW
UNI EN 15420 : 2011 GAS-FIRED CENTRAL HEATING BOILERS - TYPE C BOILERS OF NOMINAL HEAT INPUT EXCEEDING 70 KW, BUT NOT EXCEEDING 1000 KW
S.R. CEN/TS 16134:2011 CHIMNEY TERMINALS - GENERAL REQUIREMENTS AND MATERIAL INDEPENDENT TEST METHODS
UNI EN 14597 : 2012 TEMPERATURE CONTROL DEVICES AND TEMPERATURE LIMITERS FOR HEAT GENERATING SYSTEMS
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
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 13216-1:2004 CHIMNEYS - TEST METHODS FOR SYSTEM CHIMNEYS - PART 1: GENERAL TEST METHODS
DIN EN 14597 E : 2015 TEMPERATURE CONTROL DEVICES AND TEMPERATURE LIMITERS FOR HEAT GENERATING SYSTEMS
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EN 14597:2012 Temperature control devices and temperature limiters for heat generating systems
EN 14989-1:2007 Chimneys - Requirements and test methods for metal chimneys and material independent air supply ducts for roomsealed heating applications - Part 1: Vertical air/flue terminals for C6-type appliances
DIN EN 15420:2011-03 GAS-FIRED CENTRAL HEATING BOILERS - TYPE C BOILERS OF NOMINAL HEAT INPUT EXCEEDING 70 KW, BUT NOT EXCEEDING 1 000 KW
11/30249911 DC : 0 BS EN 50465 - GAS APPLIANCES - COMBINED HEAT AND POWER APPLIANCE OF NOMINAL HEAT INPUT INFERIOR OR EQUAL TO 70 KW
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)
BS ISO 13675:2013 Heating systems in buildings. Method and design for calculation of the system energy performance. Combustion systems (boilers)
BS EN 13216-1:2004 Chimneys. Test methods for system chimneys General test methods
11/30237915 DC : 0 BS EN 14597 - TEMPERATURE CONTROL DEVICES AND TEMPERATURE LIMITERS FOR HEAT GENERATING SYSTEMS
DIN EN 13216-1:2004-11 CHIMNEYS - TEST METHODS FOR SYSTEM CHIMNEYS - PART 1: GENERAL TEST METHODS
UNE-EN 14597:2014 Temperature control devices and temperature limiters for heat generating systems
DIN EN 15420:2011-11 GAS-FIRED CENTRAL HEATING BOILERS - TYPE C BOILERS OF NOMINAL HEAT INPUT EXCEEDING 70 KW, BUT NOT EXCEEDING 1000 KW
DIN EN 14989-1:2007-05 Chimneys - Requirements and test methods for metal chimneys and material independent air supply ducts for roomsealed heating applications - Part 1: Vertical air/flue terminals for C6-type appliances

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