PREN 416 : DRAFT 2017

European foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Classification of appliances
5 Constructional requirements
6 Operational requirements
7 Energy Efficiency
8 Requirements of energy efficiency
   (rational use of energy)
9 Risk assessment
10 Marking and instructions
Annex A (informative) - National situations
Annex B (informative) - Typical Systems
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 various countries
Annex F (normative) - Special national conditions
Annex G (normative) - Calculation of conversions
        of NO[X]
Annex H (informative) - National situations of countries
        whose national bodies are CEN associate members
Annex J (informative) - Radiometer design
Annex K (informative) - Radiometer calibration
Annex L (normative) - Correction of measured radiant
        output for absorption by H[2]O and CO[2]
Annex M (informative) - Radiant heat output data -
        Recording of results
Annex N (informative) - Worked example
Annex O (normative) - Flue test probes
Annex P (normative) - Product information related to
        Ecodesign Regulation No 2015/1188
Annex Q (informative) - Derivation of equations to
        determine thermal efficiency
Annex R (normative) - Flue gas heat exchanger
Annex S (normative) - Uncertainty of measurements
Annex T (informative) - Different types of heat input control
Annex ZA (informative) - Relationship between this
         European standard and the essential requirements
         of Regulation EU 2016/426 aimed to be covered
Annex ZB (informative) - Relationship between this
         European Standard and the ecodesign requirements
         of Commission Regulation (EU) No 2015/1188
         aimed to be covered
Bibliography

Describes the requirements and test methods for the construction, safety, classification, marking and efficiency of non-domestic gas-fired overhead radiant tube heaters incorporating a single burner and multiple burner systems.