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BS 5629-2:1979

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Insulating varnishes containing solvent Test methods
Available format(s)

Hardcopy , PDF

Superseded date

12-06-2001

Language(s)

English

Published date

09-28-1979

Publisher

British Standards Institution

National foreword
Cooperating organizations
Introduction
Section One - Test methods for varnishes as supplied
1. Density
2. Viscosity
3. Non-volatile matter
4. Drying time in thin films
5. Flash point
6. Dilution ability
7. Ability to cure in considerable thickness
8. Reaction of varnish with copper
9. Stability of varnish in an enclosed vessel
10. Stability of varnish in an open vessel
11. Effect of varnish on enamelled wires (pencil
    hardness)
Section Two - Test methods for varnishes in the cured
form
12. Flexibility tests
12.1 Mandrel test
12.2 Cupping test (Erichsen test)
13. Bond strength
14. Resistance to insulating liquids
15. Effect of water immersion on volume resistivity
16. Effect of water immersion on electric strength
17. Resistance to tracking
18. Dissipation factor and permittivity
19. Thermal endurance
Figure 1. Apparatus for carrying out the flexibility
test

Test methods for electrical insulating varnishes containing solvent which, after solvent removal and curing, become non-thermoplastic.

Committee
GEL/15
DevelopmentNote
REPLACES BS 634:1961 AND BS 2778:1956.
DocumentType
Standard
Pages
20
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

Standards Relationship
IEC 60464-2:2001+AMD1:2006 CSV Identical

BS 5691-2:1995 Guide for the determination of thermal endurance properties of electrical insulating materials Choice of test criteria
BS 5664-2.1(1979) : 1979 SOLVENTLESS POLYMERISABLE RESINOUS COMPOUNDS USED FOR ELECTRICAL INSULATION - METHODS OF TEST

ISO 1514:2016 Paints and varnishes — Standard panels for testing
IEC 60112:2003+AMD1:2009 CSV Method for the determination of the proof and the comparative tracking indices of solid insulating materials
BS 3900-E4:1976 Methods of test for paints. Mechanical tests on paint films Cupping test
BS 3900-A3(1970) : AMD 4200
ISO 1520:2006 Paints and varnishes Cupping test
IEC 60290:1969 Evaluation of the thermal endurance of electrical insulating varnishes by the helical coil bond test
IEC 60243:1967 Recommended methods of test for electric strength of solid insulating materials at power frequencies
ISO 1523:2002 Determination of flash point — Closed cup equilibrium method
IEC 60093:1980 Methods of test for volume resistivity and surface resistivity of solid electrical insulating materials
ISO 1337:1980 Wrought coppers (having minimum copper contents of 99,85 %) Chemical composition and forms of wrought products
BS 4665-1:1971 Specification for enamelled copper conductors temperature index 180 (modified polyester base) Round wire
ISO 1515:1973 Paints and varnishes — Determination of volatile and non-volatile matter
IEC 60251-1:1978 Methods of test for winding wires - Part 1: Enamelled round wires
BS 3900-B2:1970 Methods of test for paints. Tests involving chemical examination of liquid paints and dried paint films Determination of volatile matter and non-volatile matter
ISO 2431:2011 Paints and varnishes Determination of flow time by use of flow cups

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Hardcopy - English
PDF - English
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