IEC 60332-3-21:2000
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Tests on electric cables under fire conditions - Part 3-21: Test for vertical flame spread of vertically-mounted bunched wires or cables - Category A F/R
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
09-12-2022
English - French, Spanish, Castilian
10-09-2000
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Definitions
4 Test apparatus
4.1 General
4.2 Ignition source
5 Test procedure
5.1 Test sample
5.2 Determination of the number of test pieces
5.3 Mounting of the test sample
5.4 Flame application time
6 Evaluation of test results
7 Performance requirements
8 Retest procedure
9 Test report
Annex A (normative) Guidance on cable selection for type
approval testing
Annex B (informative) Recommended performance requirements
Figure 1 - Typical arrangement and spacing of cables mounted
on both sides of the standard ladder (category
A F/R)
Table A.1 - Summary of test conditions
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