UNI EN 778 : 2009

Name: UNI EN 778 : 2009
Brand: UNI

Superseded

View Superseded by

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

Superseded date

08-24-2022

Published date

01-01-2009

Publisher

Ente Nazionale Italiano di Unificazione (UNI)

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

Describes the requirements and test methods for the safety and efficiency of domestic gas-fired air heaters with (an) atmospheric burner(s) and without a fan to assist the transportation of combustion air and/or flue gases.

DevelopmentNote	Together with UNI EN 525, UNI EN 621, UNI EN 1319 and UNI EN 1020, it supersedes UNI 8124 and UNI 8125. (08/2001)
DocumentType	Standard
PublisherName	Ente Nazionale Italiano di Unificazione (UNI)
Status	Superseded
SupersededBy	UNI EN 17082:2020
Supersedes	UNI 8124 : 1982 UNI EN 778 : 2003 UNI 8125 : 82 AMD 211 87

Standards	Relationship
BS EN 778:2009	Identical
EN 778:2009	Identical
NBN EN 778 : 2010	Identical
NS EN 778 : 2009	Identical
NF EN 778 : 2009	Identical
DIN EN 778:2010-03	Identical
SN EN 778 : 2010	Identical
UNE-EN 778:2010	Identical
NEN EN 778 : 2009	Identical
I.S. EN 778:2009	Identical

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