BS 6425-2:1993
Withdrawn
View Superseded by
Test on gases evolved during the combustion of materials from cables Determination of degree of acidity (corrosivity) of gases by measuring pH and conductivity
Hardcopy , PDF
English
02-15-1993
09-15-1999
Committees responsible
National foreword
Foreword
Introduction
1. Scope
2. Principle of the method
3. Test apparatus
3.1 Tube furnace
3.2 Tube
3.3 Combustion boats
3.4 Bubbling devices for gases
3.5 Air supply system
3.6 Measuring instruments
4. Conditioning of the samples
5. Test pieces
6. Procedure
7. Determination of the pH value and conductivity
7.1 Calibration of the pH meter
7.2 Determination of the pH value and conductivity of
the solution
8. Expression of the results
8.1 Mean value
8.2 Weighted values
9. Recommended values
Figures
National annex NA (informative) Original IEC text
amended by CENELEC common modifications
National annex NB (informative) Cross-references
Quantifies the amount of acid gases evolved by burning cable components, so that limits can be agreed for cable specifications.
| Committee |
GEL/20/18
|
| DevelopmentNote |
DRAFT FOR COMMENT 89/29387 DC
|
| DocumentType |
Standard
|
| Pages |
16
|
| PublisherName |
British Standards Institution
|
| Status |
Withdrawn
|
| SupersededBy |
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