I.S. EN 746-3:1997
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
View Superseded by
INDUSTRIAL THERMOPROCESSING EQUIPMENT - PART 3: SAFETY REQUIREMENTS FOR THE GENERATION AND USE OF ATMOSPHERE GASES
Hardcopy , PDF
English
23-01-1998
19-08-2009
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 List of hazards
5 Safety requirements for the use of atmosphere gases
5.1 Purging
5.2 Safety control equipment for atmosphere gases
5.3 Thermo-processing equipment requirements
6 Safety requirements for atmosphere gas generators
6.1 Reaction gas supplies
6.2 Fuel gas supplies
6.3 Air supplies
6.4 Mixture supplies
6.5 Electrical supplies
6.6 Cooling water supplies and discharge
6.7 Atmosphere gas supplies and distribution
6.8 System requirements
7 Verification of the safety requirements and/or measures
8 Information for use
8.1 Instruction handbook
8.2 Marking
Annex A (informative) Typical Atmosphere Gases
Annex B (informative) Explosion Hazards of Gas Mixtures Containing
Combustibles
Annex C (informative) Inert Gas Purging
Annex D: Bibliography
Annex E (informative) Used Definitions
Annex ZA (informative) Relationship between this European Standard
and the Essential Requirements of EU Directive 98/37/EC
Annex ZB (informative) Relationship between this European Standard
and the Essential Requirements of EU Directive 2006/42/EC
Defines safety requirements for atmosphere gas systems and their use in industrial thermo-processing equipment and associated plant, including systems for the production of atmosphere gases by reaction inside the thermo-processing equipment.
| DevelopmentNote |
1997 Edition Re-issued in August 2009 & incorporates AMD 1 2009. (08/2009)
|
| DocumentType |
Standard
|
| Pages |
43
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Withdrawn
|
| SupersededBy |
| Standards | Relationship |
| EN 746-3:1997+A1:2009 | Identical |
| DIN EN 746-3:2010-02 | Identical |
| NBN EN 746-3 : 1997 + A1 2009 | Identical |
| NS EN 746-3 : 1997 + A1 2009 | Identical |
| BS EN 746-3 : 1997 | Identical |
| NF EN 746-3 : 1997 + A1 2009 | Identical |
| NEN EN 746-3 : 1997 + A1 2009 | Identical |
| DIN EN 746-3:1997-05 | Equivalent |
| UNE-EN 746-3:1997 | Identical |
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