I.S. EN ISO 4126-3:2006
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
View Superseded by
SAFETY DEVICES FOR PROTECTION AGAINST EXCESSIVE PRESSURE - PART 3: SAFETY VALVES AND BURSTING DISC SAFETY DEVICES IN COMBINATION
Hardcopy , PDF
English
01-01-2006
31-03-2021
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.
Dates of withdrawal of national standards are available from NSAI.
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Withdrawn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 |
A newer version of this standard is available.
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