This document specifies requirements for electrically heated shell boilers manufactured from stainless steel specifically dedicated for generating steam for sterilizers and disinfectors.
This document covers only boilers that are heated by immersion heaters and which have a maximum allowable pressure (PS) of not greater than 6 bar, a maximum volume (V) of 1 000 litres and a product of PS ∙ V not greater than 3 000 bar ∙ l.

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IEC PAS 63312:2021 deals with the general requirements, classification and technical requirements, installation and commissioning requirements, inspection and maintenance requirements, test methods and requirements of radiant energy sensing flame detectors (including IR, UV, visible light, and imaging-based flame detectors).
This PAS is applicable to the type selection, design, installation, commissioning, inspection, maintenance and acceptance of the radiant energy sensing flame detectors, whi...
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    • Technical specification
      49 pages
      English language

This European Standard specifies the safety and performance requirements and tests methods for the components for supply systems. Their intended use is the supply with liquid fuel for one or more consuming units from one or more tanks.
This European Standard applies to pressurised, negative pressurised, unpressurised, underground, above ground, inside and/or outside systems to supply liquid fuels.
The components for supply systems covered by this standard are piping kits/systems and their co...
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    • Standard
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This document specifies requirements for the inspection during construction, documentation and marking of shell boilers as defined in EN 12953-1.
NOTE   For other components, such as water tube walls, reference will be made to EN 12952 series.

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This European Standard specifies the terminology, the general requirements for the construction and operation of forced draught oil burners and also the provision of control and safety devices, and the test procedure for these burners.
This European Standard applies to forced draught oil burners supplied with:
― fuel based on first raffinates and their mixtures with biogenous liquid fuels having a viscosity at the burner inlet of 1,6 mm2/s (cSt) up to 6 mm2/s (cSt) at 20 °C; and
― higher boiling...
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    • Standard
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      127 pages
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This document specifies requirements for the inspection during and after construction, documentation and marking of shell boilers as defined in EN 12953-1.
NOTE   For other components, such as water tube walls, reference will be made to the EN 12952 series.

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    • Standard
      32 pages
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      28 pages
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This European Standard specifies the terminology, the general requirements for the construction and operation of forced draught gas burners and also the provision of control and safety devices, and the test procedure for these burners.
This Europen Standard is applicable to
— automatic gas burners with a combustion air fan (hereinafter called "burners") and gas line components, intended for use in appliances of different types, and that are operated with gaseous fuels;
— pre-mixed burners and no...
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    • Standard
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    • Draft
      151 pages
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This European Standard specifies the terminology, the general requirements for the construction and operation of forced draught gas burners and also the provision of control and safety devices, and the test procedure for these burners.
This European Standard is applicable to:
-   automatic gas burners with a combustion air fan (hereinafter called "burners") and gas line components, intended for use in appliances of different types, and that are operated with gaseous fuels;
-   pre mixed burners a...
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    • Standard
      147 pages
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    • Draft
      151 pages
      English language
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This European Standard specifies the terminology, the general requirements for the construction and operation of forced draught oil burners and also the provision of control and safety devices, and the test procedure for these burners.
This European Standard applies to forced draught oil burners supplied with:
-   fuel based on first raffinates and their mixtures with biogenous liquid fuels having a viscosity at the burner inlet of 1,6 mm2/s (cSt) up to 6 mm2/s (cSt) at 20 °C, and
-   higher boil...
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    • Standard
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    • Draft
      127 pages
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This European Standard specifies a method for energy assessment of un-vented (closed) hot water storage tanks with a capacity up to 1 500 l, intended to be equipped with an external heat source and used for domestic hot water production. Whilst storage water heaters intended primarily for direct heating are not covered by this European Standard, it does allow the provision of electric heating elements for auxiliary use.

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    • Standard
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This European Standard is one of a series of European Standards dedicated to air-cooled heat exchangers.
   forced convection air cooled refrigerant condensers as specified in EN 327;
   forced convection unit air coolers for refrigeration as specified in EN 328;
   air cooled liquid coolers "dry coolers" as specified in EN 1048.
This standard provides information for assessing and presenting the acoustic emission characteristics of heat exchangers under stationary operating conditions.
Th...
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    • Standard
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      27 pages
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This European Standard is composed of two parts.
The first part supplements EN 303 1, EN 303 2, EN 303 4 and EN 304 hereafter called boiler standards. It 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 oil fired water heaters and combination boilers.
The domestic hot water is produced on either the instantaneous or storage principle. The domest...
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    • Standard
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      48 pages
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This document specifies the construction and performance characteristics related to safety and the rational use of energy of portable appliances burning liquefied petroleum gases at the vapour pressure within the gas cartridge or gas cylinder, excepting those where the gas cartridge is inserted horizontally in the chassis.
NOTE   These appliances are referred to in the body of the text as "appliances".
This document applies to various types of portable appliances burning liquefied petroleum gase...
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    • Standard
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This document specifies the construction and performance characteristics related to safety and the rational use of energy of portable appliances burning liquefied petroleum gases at the vapour pressure within the gas cartridge or gas cylinder, excepting those where the gas cartridge is inserted horizontally in the chassis.
NOTE   These appliances are referred to in the body of the text as "appliances".
This document applies to various types of portable appliances burning liquefied petroleum gase...
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    • Standard
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1.1   General
This document is one of a series dedicated to air-cooled heat exchangers.
-   forced convection air cooled refrigerant condensers as specified in EN 327;
-   forced convection unit air coolers for refrigeration as specified in EN 328;
-   air cooled liquid coolers "dry coolers" as specified in EN 1048.
This document provides information for assessing and presenting the acoustic emission characteristics of heat exchangers under stationary operating conditions.
This document is applica...
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    • Standard
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    • Draft
      27 pages
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    • Standard
      5 pages
      English language

This European Standard specifies the general safety, design, construction, and performance requirements and testing for safety, control or regulating devices (hereafter referred to as controls) for burners and appliances burning one or more gaseous fuels or liquid fuels. This European Standard is applicable to controls with declared maximum inlet pressure up to and including 500 kPa of nominal connection sizes up to and including DN 250.
This European standard specifies general product requirem...
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    • Standard
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This standard specifies the test gases, test pressures and categories of appliances relative to the use of !gaseous fuels" of the first, second and third families. It serves as a reference document in the specific standards for appliances that fall within the scope of the Council Directive on the approximation of the laws of Member States concerning gas appliances (90/396/EC).
The standard makes recommendations for the use of the gases and pressures to be applied for the tests. The full procedur...
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    • Standard
      60 pages
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This document specifies requirements and gives recommendations for the mechanical design, material selection, fabrication, inspection, testing and preparation for shipment of shell-and-tube heat exchangers for the petroleum, petrochemical and natural gas industries.
This document supplements API Std 660, 9th edition (2015), the requirements of which are applicable with the exceptions specified in this document.
This document is applicable to the following types of shell-and-tube heat exchanger...
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    • Standard
      12 pages
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This document specifies requirements and gives recommendations for the mechanical design, material selection, fabrication, inspection, testing and preparation for shipment of shell-and-tube heat exchangers for the petroleum, petrochemical and natural gas industries. This document supplements API Std 660, 9th edition (2015), the requirements of which are applicable with the exceptions specified in this document. This document is applicable to the following types of shell-and-tube heat exchangers:...view more

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    • Standard
      3 pages
      English language

This document specifies the test gases, test pressures and categories of appliances relative to the use of gaseous fuels of the first, second and third families. It serves as a reference document in the specific standards for appliances that fall within the scope of the Council Directive on the approximation of the laws of Member States concerning gas appliances 2009/142/EC.
The standard makes recommendations for the use of the gases and pressures to be applied for the tests. The full procedure...
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    • Standard
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This document specifies safety, construction, performance and testing requirements for pressure regulators and pneumatic gas/air ratio pressure regulators intended for use with gas burners and gas-burning appliances. This document applies to pressure regulators and pneumatic gas/air ratio pressure regulators of nominal connection size up to and including DN 250 at inlet pressures up to and including 500 kPa, for use with natural gas, manufactured gas or liquefied petroleum gas (LPG). It is not a...view more

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    • Standard
      62 pages
      English language

ISO 23551-4:2018 specifies safety, constructional and performance requirements of valve-proving systems (VPS), intended for use with gas burners and gas-burning appliances. It also describes the test procedures for checking compliance with these requirements and provides information necessary for the purchaser and user. ISO 23551-4:2018 is applicable to all types of VPS which are used for the automatic detection of leakage in a gas burner section having at least two valves designed in accordance...view more

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    • Standard
      31 pages
      English language

ISO 23550:2018 specifies safety, construction, performance and testing requirements for controls for gas burners and gas burning appliances for use with natural gas, manufactured gas or liquefied petroleum gas (LPG). ISO 23550:2018 applies to controls for use at maximum operating pressures up to and including 500 kPa. This document provides the general requirements that are intended to be the basis for the specific control standards found in the ISO 23551 and ISO 23552 series. These include the ...view more

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    • Standard
      66 pages
      English language

This Part of this European standard applies to shell boilers as defined in prEN 12953-1. This Part of the standard specifies rules for the workmanship and construction of shell boilers.

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    • Standard
      35 pages
      English language
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This European Standard specifies requirements for the workmanship and construction of shell boilers as defined in EN 12953-1.
NOTE 1   For other components such as water tube walls, see the EN 12952 series.
NOTE 2   For economizers and superheaters, see EN 12953-4 or EN 12952-5.

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    • Standard
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The test code applies to the determination of the perfomances of  heating boilers combi boilers and water heaters fired by liquid fuels. The requirements are laid down in EN 303-1 and EN 303-2.
This code includesthe requirements and recommendations for carrying out and evaluating the procedure for testing boilers and also the details of the technical conditions under which the tests shall be carried out.

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    • Draft
      50 pages
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    • Standard
      49 pages
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This European Standard applies to standard boilers and low temperature boilers with forced draught burners with a nominal heat output not exceeding 1 000 kW, which are operated either with negative pressure (natural draught boilers) or with positive pressure (pressurised boiler) in the combustion chamber, in accordance with the boiler manufacturer’s instruction.
This standard specifies the necessary terminology, the requirements on the materials and testing of them, and marking requirements for ...
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    • Standard
      37 pages
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This standard is applicable to heating boilers in accordance with EN 303-1 up to a nominal heat output of 1 000 kW and EN 303-4 up to a nominal heat output of 70 kW with atomizing oil burners  in accordance with EN 267 which are designed for operating with liquid fuels.
This European Standard applies to low temperature boilers in accordance with EN 303 1/A1 and specifies the heating related requirements necessary for liquid fuels for low temperature boilers and the required additional duration t...
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    • Standard
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This European Standard specifies the safety, design, construction and performance requirements for Temperature Control Function (TCF) and Combustion Product Discharge Safety Device (TTB) intended for use with burners and appliances using gaseous or liquid fuels.
It also describes the test procedures for checking compliance with these requirements.
This European Standard is applicable to AC and DC supplied TCF and TTB (for TCF and TTB supplied by stand-alone battery system, battery systems for ...
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    • Standard
      31 pages
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This document specifies the minimum requirements for rubber hoses and hose assemblies for use in oil
burners.
The following two types of hose assembly are specified.
— Type 1: Hose assemblies for flux and reflux, but not for insertion between the oil burner pump
and the atomizing connection; maximum working pressure 1,0 MPa (10 bar); maximum oil
temperature 100 °C.
— Type 2: Hose assemblies for insertion between the oil burner pump and the atomizing connection;
maximum working pressure 4,...
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    • Standard
      21 pages
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ISO 6806:2017 specifies the minimum requirements for rubber hoses and hose assemblies for use in oil burners.
The following two types of hose assembly are specified.
- Type 1: Hose assemblies for flux and reflux, but not for insertion between the oil burner pump and the atomizing connection; maximum working pressure 1,0 MPa (10 bar); maximum oil temperature 100 °C.
- Type 2: Hose assemblies for insertion between the oil burner pump and the atomizing connection; maximum working pressure 4,0 MP...
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    • Standard
      21 pages
      English language
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ISO 6806:2017 specifies the minimum requirements for rubber hoses and hose assemblies for use in oil burners. The following two types of hose assembly are specified. - Type 1: Hose assemblies for flux and reflux, but not for insertion between the oil burner pump and the atomizing connection; maximum working pressure 1,0 MPa (10 bar); maximum oil temperature 100 °C. - Type 2: Hose assemblies for insertion between the oil burner pump and the atomizing connection; maximum working pressure 4,0 MPa (...view more

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    • Standard
      14 pages
      French language
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    • Standard
      14 pages
      English language

This European Standard specifies, the requirements and test methods concerning, in particular, the construction, safety, fitness for purpose, and rational use of energy, as well as the classification and marking of gas-fired central heating boilers that are fitted with atmospheric burners, fan assisted atmospheric burners or fully premixed burners, and are hereafter referred to as boilers.
Where the word boiler is used, it needs to be read as the boiler including its connecting ducts, ducts and...
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    • Standard
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ISO 23551-10:2016 specifies the safety, design, construction and performance requirements and testing for automatic vent valves (hereafter referred to as "valves") for use with gas burners, gas appliances burning one or more gaseous fuels. It is applicable to valves with declared maximum inlet pressures up to and including 500 kPa (5 bar) of nominal connection sizes up to and including DN 100 (4"). It is applicable to - normally open valves, - electrically operated valves and to valves actuated ...view more

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    • Standard
      18 pages
      English language
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    • Standard
      18 pages
      English language

TC origin: mistake in Formula (4) (SV on 2016-06-10)

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    • Corrigendum
      2 pages
      English language
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TC origin: mistake in Formula (4) (SV on 2016-06-10)

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    • Corrigendum
      2 pages
      English language
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This Part of this European Standard specifies requirements for the design and calculation of pressure parts of shell boilers as defined in EN 12953 1.
NOTE   For other components such as economisers, superheaters, tube walls, headers, reference should be made to EN 12952 series.

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    • Standard
      109 pages
      English language
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This Part of this European Standard specifies requirements for the design and calculation of pressure parts of shell boilers as defined in EN 12953 1.
NOTE   For other components such as economisers, superheaters, tube walls, headers, reference should be made to EN 12952 series.

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    • Standard
      109 pages
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ISO 18762:2016 specifies requirements for the manufacture of welded tubes made from titanium or titanium alloys, for use in condensers and heat exchangers.

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    • Standard
      12 pages
      French language
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    • Standard
      11 pages
      English language

ISO 23551-8:2016 specifies the safety, construction and performance requirements for multifunctional controls intended for use with gas burners, gas appliances and similar use, hereafter referred to as "MFC". ISO 23551-8:2016 is applicable to MFC with declared maximum inlet pressures up to, and including, 50 kPa (500 mbar) of nominal connection sizes up to, and including, DN 150 for use with one or more fuel gases. MFC consist of two or more functions, at least one of which is a mechanical contr...view more

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    • Standard
      7 pages
      English language
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    • Standard
      7 pages
      English language

This European Standard specifies the safety, construction and performance requirements for automatic shut-off and control valves for use with gas burners, gas appliances and similar use, hereafter referred to as ‘valves’.
This European Standard is applicable to valves  with declared maximum inlet pressures of more than 500 kPa  (5 bar)  and up to and including 6 300 kPa (63 bar) for use with one or more fuel gases in accordance with EN 437 in vaporous phases.
This European Standard is applic...
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    • Standard
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This European Standard specifies the safety, construction and performance requirements for thermoelectric flame supervision devices, energized by a thermocouple intended for use with gas burners, gas appliances and similar use, hereafter referred to as "controls".
This European Standard is applicable to controls with declared maximum inlet pressures up to and including 500 kPa (5 bar) of nominal connection sizes up to and including DN 50 for use with one or more fuel gases in accordance with E...
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    • Standard
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This European Standard applies to water-tube boilers with volumes in excess of 2 l for the generation of steam and/or hot water at an allowable pressure greater than 0,5 bar and with a temperature in excess of 110°C as well as other plant equipment. The purpose of this EN is to ensure that the hazards associated with the operation of water tube boilers are reduced to a minimum and that adequate protection is provided to contain the hazards that still prevail when the water tube boiler is put int...view more

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    • Draft
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    • Standard
      15 pages
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ISO 18665.2015 specifies the general requirements of herbal decoction apparatus with design pressures less than 0,1MPa. It includes both hermetic and non-hermetic decoction apparatus. It is applicable to the herbal decoction apparatus for individual herbal formula prescriptions and for commercial use as well as private use. It also applies to the decocting part of the integrated apparatus of decoction and package.

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    • Standard
      8 pages
      English language

This European Standard specifies the safety, construction and performance requirements for thermoelectric flame supervision devices, energized by a thermocouple intended for use with gas burners, gas appliances and similar use, hereafter referred to as "controls".
This European Standard is applicable to controls with declared maximum inlet pressures up to and including 500 kPa (5 bar) of nominal connection sizes up to and including DN 50 for use with one or more fuel gases in accordance with E...
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This European Standard applies to hydronic fan coil units (FCU) as factory-made single assemblies which provide the functions of cooling and/or heating but do not include the source of cooling or heating.
The standard covers both air free delivery and air ducted units with a maximum external static pressure due to duct resistance of 120 Pa max.
The standard applies to all types of fan speed control of a fan coil (variable speed, multispeed).
This standard deals with the cooling and heating fu...
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    • Standard
      26 pages
      English language
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This European Standard applies to hydronic fan coil units (FCU) as factory-made single assemblies which provide the functions of cooling and/or heating but do not include the source of cooling or heating.
The standard covers both air free delivery and air ducted units with a maximum external static pressure due to duct resistance of 120 Pa max.
This European Standard provides methods for the determination of the acoustical performance of fan coil units, defining standard working condition and ...
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    • Standard
      22 pages
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ISO 23551-9:2015 specifies safety, constructional, and performance requirements and testing of mechanical gas thermostat for gas burners, gas appliances, and similar use hereafter referred to as "thermostats". ISO 23551-9:2015 covers type testing only. ISO 23551-9:2015 applies to mechanical gas thermostats of nominal connection sizes up to and including DN 50 with declared maximum inlet pressures up to and including 50 kPa for burners and gas-burning appliances using fuel gases as natural gas, m...view more

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    • Standard
      26 pages
      English language

This European Standard applies to the application design and installation of electrical equipment, control
circuits and safety-related systems for furnaces which are operated with solid, liquid or gaseous fuels and
their ancillary equipment. It specifies requirements to meet the operating conditions of furnaces, to reduce
the hazards of combustion and to protect the heated systems from damage e.g. by overheating.
Such furnaces and the electrical equipment may be part by way of example of the...
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    • Draft
      68 pages
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    • Standard
      76 pages
      English language
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