UNI EN 778 : 2009
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
DOMESTIC GAS-FIRED FORCED CONVECTION AIR HEATERS FOR SPACE HEATING NOT EXCEEDING A NET HEAT INPUT OF 70 KW, WITHOUT A FAN TO ASSIST TRANSPORTATION OF COMBUSTION AIR AND/OR COMBUSTION PRODUCTS
24-08-2022
01-01-2009
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 appliance
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 Gas pressure test points
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) - A-deviations
Annex D (normative) - Special national conditions
Annex E (informative) - Identification of gas types in use in
various countries
Annex F (informative) - National solutions for countries
whose national bodies are Affiliate Members of CEN
Annex G (informative) - Calculation of conversions of NOx
Annex H (informative) - An example of sampling plans
Annex ZA (informative) - Clauses of this European Standard
addressing requirements or provisions of EU Directives
Annex ZB (normative) - Clauses of this European Standard
addressing the provisions of the EU Construction
Products Directive
Bibliography
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