ДСТУ EN 15502-1:2022 Газові опалювальні котли. Частина 1. Загальні вимоги та випробування (EN 15502-1:2021, IDT)



ДСТУ EN 15502-1:2022
(EN 15502-1:2021, IDT)

Газові опалювальні котли. Частина 1. Загальні вимоги та випробування

 

 
   
 
Не є офіційним виданням.
Офіційне видання розповсюджує національний орган стандартизації
(ДП «УкрНДНЦ» http://uas.gov.ua)

Contents

European Foreword

Introduction

1 Scope

2 Normative references

3 Terms, definitions and symbols

4 Classification

4.1 Gases and categories

4.2 Mode of air supply and evacuation of the combustion products

4.3 Maximum water-side operating pressure

5 Construction

5.1 General

5.2 Conversion to different gases

5.3 Materials

5.4 Method of construction

5.5 Burners

5.6 Pressure test points

5.7 Requirements for the application of control and safety devices

6 Electrical and electromagnetic safety

7 Controls

7.1 General

7.2 Detailed specifications

7.3 Thermostats and flow temperature limiting devices

8 Operational requirements

8.1 General

8.2 Soundness

8.3 Hydraulic resistance

8.4 Heat inputs and heat output

8.5 Limiting temperatures

8.6 Ignition, cross lighting, flame stability

8.7 Reduction of the gas pressure

8.8 Defective closure of the gas valve immediately upstream of the main burner

8.9 Pre-purge

8.10 Functioning of a permanent ignition burner when the fan stops during the standby time

8.11 Adjustment, control and safety devices

8.12 Carbon monoxide

8.13 NO_X

8.14 Special provisions for boilers intended to be installed in a partially protected place98

8.15 Formation of condensate

8.16 Temperature of combustion products

8.17 Sound power level Lwa

9 Useful efficiencies

9.1 General

9.2 Useful efficiency at the nominal heat input

9.3 Useful efficiency at part load

9.4 Heat output, Seasonal energy efficiency and energy consumption

10 Electric auxiliary energy

10.1 Auxiliary energy consumption

10.2 Auxiliary electricity consumption measurements required for eco-design and labelling regulations

11 Risk assessment

12 Marking and instructions

12.1 Boiler marking

12.2 Instructions

12.3 Presentation

Annex A (normative) Properties of carbon and stainless steels

Annex B (normative) Minimum requirements for cast iron

Annex C (normative) Parts in aluminium and aluminium alloys

Annex D (normative) Parts in copper or copper alloys

Annex E (normative) Minimum thicknesses for rolled parts

Annex F (normative) Nominal minimum thicknesses of boiler sections of cast materials under water pressure

Annex G (normative) Parameters for welded joints and welding processes

Annex H (informative) Examples of the composition of the gas circuit according to 5.7.3.2

Annex I (informative) Compilation of the test conditions for the various gas families

Annex J (normative) Calculation of conversions of NOx

Annex K (informative) Example of calculation of the weighting factors NOx

Annex L (informative) Practical method of calibrating the test rig to enable the heat loss Dp to be determined

Annex M (informative) Means of determining the ignition time at full rate

Annex N (informative) Determination of the heat losses from the test rig of the indirect method and the contributions of the circulating pump of the test rig

Annex 0 (informative) Example of a risk assessment method

Annex P (informative) Examples of risk assessment with a method described in Annex O

Annex Q (informative) Realisation of a protective measure

Annex R (informative) Overall classification of a basic risk

Annex S (informative) Not exhaustive list of classification examples

Annex T (normative) Correction for the determined efficiency in the low water temperature test of low temperature boilers (LTB) and condensing boilers (CB)

Annex U (normative) Use of test gases

Annex V (informative) Alternative method for heat output as enthalpy difference

Annex AA (informative) Product Information related to Eco-design Regulation and Labelling Regulation

Annex AB (informative) Variations in gas quality

Annex AC (normative) Non-exhaustive list of materials used in contact with drinking water

Annex ZA (informative) Left empty on purpose

Annex ZB (informative) Clauses of this European Standard addressing the methods for the verification of the efficiency of the EU Directive 92/42/EEC, relating to the efficiency of new hot boilers with an output of 4 - 400 kW

Annex ZC (informative) Relationship between this European Standard and the ecodesign requirements of Commission Regulation (EU) No 813/2013 L 239/136 aimed to be covered

Annex ZD (informative) Relationship between this European Standard and the energy labelling requirements of Commission Delegated Regulation (EU) No 811/2013 L 239/1 aimed to be covered

Annex ZE (informative) Relationship between this European Standard and the essential requirements of Regulation (EU) 2016/426 of the European Parliament and of the Council of 9 March 2016 on appliances burning gaseous fuels and repealing Directive 2009/142/EC aimed to be covered

Bibliography