ДСТУ EN 621:2015 Воздухонагреватели газовые принудительной конвекции номинальной тепловой мощностью не более 300 кВт без вентилятора подачи воздуха для горения и (или) отвода продуктов сгорания, для отопления...

ДСТУ EN 621:2015
(EN 621:2009, IDT)

Повітронагрівачі газові примусової конвекції
номінальною тепловою потужністю не більше ніж 300 кВт
без вентилятора подавання повітря для горіння
та (або) відведення продуктів згоряння,
для опалювання непобутових приміщень

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

Contents

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 appliances according to the gases capable of being used

4.3 Classification of appliances according to the mode of evacuation of the combustion products

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 Combustion chamber pressure reliefs

5.11 Facilities for commissioning and testing

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) Facilities for commissioning and testing

Annex D (informative) Identification of gas types in use in various countries

Annex E (informative) A-deviations

Annex F (normative) Special national conditions

Annex G (informative) National solutions for countries whose national bodies are Affiliate Members of CEN

Annex H (informative) Calculation of conversions of NO_x

Annex I (informative) An example of a sampling plan

Annex ZA (informative) Relationship between this European Standard and the Essential Requirements of EU Directive 90/396/EEC

Annex ZB (informative) Clauses of this European Standard addressing the provisions of the EU Construction Products Directive

Bibliography