I.S. EN ISO 4126-3:2006
Withdrawn
View Superseded by
SAFETY DEVICES FOR PROTECTION AGAINST EXCESSIVE PRESSURE - PART 3: SAFETY VALVES AND BURSTING DISC SAFETY DEVICES IN COMBINATION
Hardcopy , PDF
English
01-01-2006
03-31-2021
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.
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols
5 Design of combination
6 Installation of combination
7 Combination performance
8 Determination of combination discharge capacity factor,
F[d], by testing
9 Derivation of combination discharge capacity factor, F[d]
10 Alternative to testing for F[d]
11 Certification of combination discharge capacity factor, F[d]
12 Application and use of the certified combination discharge
capacity factor, F[d]
13 Marking and identification of combination devices
14 Certification
15 Preparation for storage and transport
Annex ZA (informative) Relationship between this
International Standard and the Essential
Requirements of EU Directive 97/23/EC (PED)
Describes the requirements for a product assembled from the in-series combination of safety valves or CSPRS (controlled safety pressure relief systems) according to ISO 4126-1, ISO 4126-4 and ISO 4126-5, and bursting disc safety devices according to ISO 4126-2 installed within no more than five pipe diameters from the valve inlet.
| DocumentType |
Standard
|
| Pages |
24
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Withdrawn
|
| SupersededBy |
| Standards | Relationship |
| EN ISO 4126-3:2006 | Identical |
| ISO 4126-3:2006 | Identical |
| BS EN ISO 4126-3:2006 | Equivalent |
| DIN EN ISO 4126-3:2006-06 | Equivalent |
| EN 13480-6:2017 | Metallic industrial piping - Part 6: Additional requirements for buried piping |
| EN 13480-2:2017 | Metallic industrial piping - Part 2: Materials |
| ISO 4126-1:2013 | Safety devices for protection against excessive pressure — Part 1: Safety valves |
| EN 13480-4:2017 | Metallic industrial piping - Part 4: Fabrication and installation |
| EN 13480-1:2017 | Metallic industrial piping - Part 1: General |
| ISO 4126-4:2013 | Safety devices for protection against excessive pressure — Part 4: Pilot operated safety valves |
| EN 13480-3:2017 | Metallic industrial piping - Part 3: Design and calculation |
| CEN/TR 13480-7:2017 | Metallic industrial piping - Part 7: Guidance on the use of conformity assessment procedures |
| ISO 4126-2:2003 | Safety devices for protection against excessive pressure — Part 2: Bursting disc safety devices |
| ISO 4126-5:2013 | Safety devices for protection against excessive pressure — Part 5: Controlled safety pressure relief systems (CSPRS) |
| EN 13480-5:2017 | Metallic industrial piping - Part 5: Inspection and testing |
| ISO 4126-6:2014 | Safety devices for protection against excessive pressure — Part 6: Application, selection and installation of bursting disc safety devices |
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