NEN EN 416-1 : 2009

1 Scope
2 Normative references
3 Definitions
      3.1 Appliance and its constituent parts
      3.2 Combustion products circuit
      3.3 Adjusting, control and safety devices
      3.4 Operation of the appliance
      3.5 Gases
      3.6 Conditions of operation and measurement
      3.7 Country of destination
4 Classification of appliances
      4.1 Classification according to the nature
             of the gases used (categories)
      4.2 Classification according to the gases
             capable of being used
      4.3 Classification according to the mode of
             evacuation of the combustion products
5 Constructional requirements
      5.1 General
      5.2 Requirements for adjusting, control and
             safety devices
      5.3 Ignition devices
      5.4 Main burner
      5.5 Pressure test points
      5.6 Injectors
6 Operational requirements
      6.1 Soundness
      6.2 Heat inputs
      6.3 Limiting temperatures
      6.4 Ignition, cross-lighting and flame
             stability
      6.5 Pressure governor
      6.6 Combustion
      6.7 Prolonged performance
      6.8 Measurement of oxides of nitrogen NO[x]
7 Test methods
      7.1 General
      7.2 Construction and design
      7.3 Safety of operation
      7.4 Other pollutants
8 Marking and instructions
      8.1 Marking of the appliance and the
             packaging
      8.2 Instructions
      8.3 Presentation
Annex A (informative) National situations
Annex B (normative) Appliance (flue) types
Annex C (informative) Equivalence rules
Annex D (informative) Calculation of the mass flow
                      rate of flue gases
Annex E (informative) Identification of the types of
                      gas in use in the various
                      countries
Annex F (normative) Special national conditions
Annex G (informative) Example of calculation of the
                      weighting factors for an appliance
                      with several rates
Annex H (informative) Calculation of conversions of NO[x]
Annex I (informative) National situations of countries
                      whose national bodies are CEN
                      associate members
Annex ZA (informative) Clauses of this European Standard
                       addressing essential requirements
                       or other provisions of EU directives
Bibliography

Defines the requirements and test methods for the construction, safety, classification and marking of non-domestic gas fired overhead radiant tube heaters incorporating a single burner system under the control of an automatic burner control system, referred to in the body of the text as 'appliances'.