IEC 60981:2004
Superseded
View Superseded by
Extra heavy-duty electrical rigid steel conduits
Hardcopy , PDF
English, English - French
05-18-2004
09-12-2022
FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 General requirements
4.1 Tests
4.2 Circular cross-section
4.3 Wall thickness
4.4 Surface condition
4.5 Welding
4.6 Cleaning
4.7 Protective coating
5 Dimensions
5.1 Dimensions
5.2 Threads
6 Zinc coating
7 Threading and chamfering
8 Couplings
8.1 General
8.2 Coupling threads
9 Elbows and nipples
10 Ductility
10.1 Bending properties
10.2 Ductility of zinc coating
11 Marking
11.1 General
11.2 Required information
Annex A (normative) Test for thickness of zinc coating on
extra heavy-duty electrical rigid steel
(EHDERS) conduits
Figures
Tables
This International Standard specifies requirements for EHDERS (extra heavy-duty electrical rigid steel) conduits, couplings, nipples and elbows for electrical installations, including communications and fibre optics. This standard also specifies threads for these components. It is not applicable to the conduits specified in IEC 60423.
| Committee |
TC 23/SC 23A
|
| DevelopmentNote |
Stability Date: 2018. (09/2017)
|
| DocumentType |
Standard
|
| Pages |
16
|
| PublisherName |
International Electrotechnical Committee
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| NF EN 60981 : 2003 PR | Identical |
| BS EN 50306-1:2002 | Identical |
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