BS 5626-2:1979
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Cellulosic papers for electrical purposes Methods of test
Hardcopy , PDF
19-06-2002
English
31-01-1979
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National foreword
Cooperating organizations
Introduction and scope
1. General notes on tests
2. Thickness
3. Substance (mass per square metre, basic weight or
grammage)
4. Apparent density
5. Tensile strength and elongation
6. Internal tearing resistance
7. Edge tearing resistance
8. Bursting strength
9. Folding endurance
10. Moisture content
11. Ash
12. Conductivity of aqueous extract
13. pH of aqueous extract
14. Chloride content of aqueous extract
15. Sulphate content
16. Conductivity of organic extract
17. Dissipation factor of organic extract
18. Air permeability
19. Water and oil absorption (Klemm method)
20. Oil absorption (modified Cobb method)
21. Electric strength
22. Dissipation factor and permittivity of
unimpregnated and impregnated paper
23. Conducting paths
24. Heat stability
Figures
Test methods to be used in testing cellulosic papers for electrical purposes for compliance with the requirements of BS 5626-3.
| Committee |
GEL/15
|
| DevelopmentNote |
REPLACES BS 698:1956 AND BS 2689:1956.
|
| DocumentType |
Standard
|
| Pages |
32
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| IEC 60554-2:2001 | Identical |
| BS 5593:1978 | Specification for impregnated paper-insulated cables with aluminium sheath/neutral conductor and three shaped solid aluminium phase conductors (CONSAC), 600/1000 V, for electricity supply |
| BS 5626-1:1979 | Cellulosic papers for electrical purposes Definitions and general requirements |
| BS 2924-2:1992 | Aqueous extracts of paper, board and pulp Determination of conductivity |
| BS 5626-3.2:1985 | Cellulosic papers for electrical purposes. Specification for individual materials Capacitor paper |
| BS 5626-3.4:1980 | Cellulosic papers for electrical purposes. Specifications for individual materials Electrolytic capacitor paper |
| BS 5626-3.5:1995 | Cellulosic papers for electrical purposes. Specification for individual materials Special papers |
| BS 6480:1988 | Specification for impregnated paper-insulated lead or lead alloy sheathed electric cables of rated voltages up to and including 33000 V |
| BS 6388-2:1987 | Accelerated ageing of paper and board Method for dry heat treatment at 120°C or 150°C |
| BS 6091-2:1987 | Vulcanized fibre for electrical purposes Methods of test |
| BS 7824-3.3:1995 | Non-cellulosic papers for electrical purposes. Specifications for individual materials Unfilled aramid (aromatic polyamide) papers |
| BS 5626-3.1:1981 | Cellulosic papers for electrical purposes. Specifications for individual materials General purpose paper |
| BS 5626-3.3:1982 | Cellulosic papers for electrical purposes. Specification for individual materials Crepe paper |
| BS 5691-1:1979 | Guide for the determination of thermal endurance properties of electrical insulating materials General procedures for the determination of thermal endurance properties, temperature indices and thermal endurance profiles |
| IEC 60250:1969 | Recommended methods for the determination of the permittivity and dielectric dissipation factor of electrical insulating materials at power, audio and radio frequencies including metre wavelengths |
| IEC 60450:2004+AMD1:2007 CSV | Measurement of the average viscometric degree of polymerization of new and aged cellulosic electrically insulating materials |
| ISO 2758:2014 | Paper Determination of bursting strength |
| IEC 60243:1967 | Recommended methods of test for electric strength of solid insulating materials at power frequencies |
| ISO 438:1980 | Paper Determination of bulking thickness and apparent density |
| BS 5626-3.3:1982 | Cellulosic papers for electrical purposes. Specification for individual materials Crepe paper |
| BS 4415-1:1985 | Determination of the tensile properties of paper and board. Constant rate of loading method |
| IEC 60296:2012 RLV | Fluids for electrotechnical applications - Unused mineral insulating oils for transformers and switchgear |
| BS 5626-3.4:1980 | Cellulosic papers for electrical purposes. Specifications for individual materials Electrolytic capacitor paper |
| ISO 2144:2015 | Paper, board and pulps Determination of residue (ash) on ignition at 900 degrees C |
| IEC 60216-4:1980 | Guide for the determination of thermal endurance properties of electrical insulating materials - Part 4: Instructions for calculating the thermal endurance profile |
| ISO 536:2012 | Paper and board Determination of grammage |
| BS 5626-3.1:1981 | Cellulosic papers for electrical purposes. Specifications for individual materials General purpose paper |
| ISO 287:2017 | Paper and board — Determination of moisture content of a lot — Oven-drying method |
| ISO 534:2011 | Paper and board — Determination of thickness, density and specific volume |
| ISO 535:2014 | Paper and board — Determination of water absorptiveness — Cobb method |
| ISO 1924:1976 | Paper and board Determination of tensile strength |
| IEC 60216-3-1:1990 | Guide for the determination of thermal endurance properties of electrical insulating materials. Part 3: Instructions for calculating thermal endurance characteristics - Section 1: Calculations using mean values of normally distributed complete data |
| BS 3983-2:1982 | Thickness and apparent density of paper and board Method for determining the single sheet thickness of paper and board and apparent density of board |
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