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I.S. EN 777-3:2009

Withdrawn
Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

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withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

MULTI-BURNER GAS-FIRED OVERHEAD RADIANT TUBE HEATER SYSTEMS FOR NON DOMESTIC USE - PART 3: SYSTEM F - SAFETY
Available format(s)

Hardcopy , PDF

Withdrawn date

04-30-2020

Language(s)

English

Published date

01-01-2009

Preview

Foreword
1 Scope
2 Normative references
3 Terms and definitions
  3.1 System and its constituent parts
  3.2 Adjusting, control and safety devices
  3.3 System operation
  3.4 Gases
  3.5 Conditions of operation and measurement
  3.6 Country of destination
4 System classification
  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 burners
  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 regulator
  6.6 Combustion
  6.7 Air-proving device in the common duct
  6.8 Prolonged performance
  6.9 Measurements 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 system and the packaging
  8.2 Instructions
  8.3 Presentation
9 Evaluation of conformity of POCEDs and their associated
  terminals
  9.1 General
  9.2 Type testing
  9.3 Factory production control (FPC)
Annex A (informative) - National situations
  A.1 General
  A.2 Categories listed in the body of the standard
       and marketed in different countries
  A.3 Appliance supply pressures corresponding
       to the categories given in A.2
  A.4 Special categories marketed nationally or locally
  A.5 Test gases corresponding to the special categories
       given in A.4
  A.6 Gas connections in the various countries
  A.7 Flue connections in the various countries
Annex B (informative) - System F
Annex C (informative) - Equivalence rules
  C.1 Conversion to categories within a restricted
       Wobbe Index range
  C.2 Conversion to categories within an identical
       Wobbe Index range
  C.3 Conversion to categories within a wider
       Wobbe Index range
Annex D (informative) - Calculation of the mass flow rate
        of flue gases
  D.1 Flue gas mass flow rate
  D.2 Quantity of air in the flue gas
  D.3 Flue gas excess air ratio (lambda)
  D.4 Quantity of water vapour in the flue gas
  D.5 Quantity of Nitrogen in the flue gas
  D.6 Quantity of Oxygen in the flue gas
  D.7 Dry quantity of flue gas
  D.8 Quantity of carbon dioxide in the flue gas
Annex E (informative) - Identification of gas types in use in
        various countries
Annex F (normative) - Special national conditions
  F.1 General
Annex G (informative) - Calculation example of the weighting
        factors for a system with several rates
  G.1 Appliance rates
  G.2 Weighting of Q[pi],% = 20
  G.3 Weighting of Q[pi],% = 40
  G.4 Weighting of Q[pi],% = 60
  G.5 Weighting of Q[pi],% = 70
  G.6 Total weighting
Annex H (informative) - NO[x] conversion calculation
  H.1 NO[x] emission conversion factors
  H.2 NO[x] Conversion - Calculation
Annex I (informative) - National situations of countries whose
        national bodies are CEN associate members
Annex J (informative) - An example of sampling plans
  J.1 Sampling plans
  J.2 Inspection levels and procedures
Annex K (informative) - Flue determination
  K.1 General conditions of test
  K.2 Test conditions
  K.3 Test procedure
  K.4 Accuracy of measurement
  K.5 Calculation of Flue Loss
Annex ZA (informative) - Clauses of this European Standard
         addressing essential requirements or other
         provisions of EU Directives
Annex ZB (informative) - Clauses of this European Standard
         addressing the provisions of the EU Construction
         Products Directive
  ZB.1 Scope and relevant characteristics
  ZB.2 Procedure(s) for attestation of conformity of
       [construction products]
  ZB.3 CE marking and labelling
Bibliography

Describes the requirements and test methods for the construction, safety, classification and marking of non-domestic gas-fired overhead radiant tube heaters incorporated into a multi-burner system (called system F and referred to in the body of the text as the "system") with each burner unit under the control of an automatic burner control system.

DevelopmentNote
Supersedes I.S. 800 (01/2005)
DocumentType
Standard
Pages
112
PublisherName
National Standards Authority of Ireland
Status
Withdrawn
SupersededBy
Supersedes

Standards Relationship
NBN EN 777-3 : 2009 Identical
UNI EN 777-3 : 2009 Identical
NS EN 777-3 : 2009 Identical
SN EN 777-3 : 2009 Identical
DIN EN 777-3:2009-09 Identical
UNE-EN 777-3:2009 Identical
BS EN 777-3:2009 Identical
NF EN 777-3 : 2009 Identical
EN 777-3:2009 Identical
NEN EN 777-3 : 2009 Identical

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