NEN EN IEC 60332-3-25:2018
Current
The latest, up-to-date edition.
Tests on electric and optical fibre cables under fire conditions - Part 3-25: Test for vertical flame spread of vertically-mounted bunched wires or cables - Category D
Hardcopy
English
24-07-2018
FOREWORD ........................................................................................................................3
INTRODUCTION ..................................................................................................................5
1 Scope ...........................................................................................................................6
2 Normative references ....................................................................................................6
3 Terms and definitions ....................................................................................................6
4 Test apparatus ..............................................................................................................7
4.1 General ................................................................................................................7
4.2 Ignition source ......................................................................................................7
5 Test procedure ..............................................................................................................7
5.1 Test sample ..........................................................................................................7
5.2 Determination of the number of test pieces............................................................7
5.3 Mounting of the test sample ..................................................................................8
5.4 Flame application time ..........................................................................................9
6 Evaluation of test results ...............................................................................................9
7 Performance requirements.............................................................................................98 Retest procedure...........................................................................................................99 Test report ....................................................................................................................9Annex A (normative) Guidance on cable selection for type approval testing ........................11Annex B (informative) Recommended performance requirements .......................................12Bibliography .......................................................................................................................13Figure 1 – Touching cables mounted on the front side of the standard ladder (arrays of
cables in contact) ...............................................................................................................10Table A.1 – Summary of test conditions ..............................................................................11
DocumentType |
Standard
|
Pages |
0
|
PublisherName |
Netherlands Standards
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Status |
Current
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Standards | Relationship |
IEC 60332-3-25:2018 | Identical |
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