Solventless polymerisable resinous compounds used for electrical insulation. Methods of test. Coating powders

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

28-02-1989

Publisher

British Standards Institution

National foreword
Committees responsible
Introduction
Scope
Section one - Tests for materials before cure
1.1 Bulk density
1.2 Pourability
1.3 Particle size distribution
1.4 Softening temperature
1.5 Gel time
1.6 Non-volatile matter content
Section two - Tests for materials in the cured form
2.1 Preparation of test specimens
2.2 Visual examination
2.3 Thickness
2.4 Porosity of coating (test for uniformity)
2.5 Scratch hardness
2.6 Cut-through resistance
2.7 Impact strength
2.8 Cupping test
2.9 Electric strength
2.10 Dissipation factor and permittivity
2.11 Volume resistivity after immersion in water
2.12 Resistance to tracking
2.13 Resistance to chemicals
2.14 Resistance to vapour of solvents
2.15 Thermal endurance
2.16 Edge coverage
2.17 Thermal shock resistance
Figures

Tests are included for the material before and after cure.

This standard gives methods of test for thermo-setting coating powders as defined in Sub-clause 3.7 of IEC Publication 455-1: Specification for Solventless Polymerisable Resinous Compounds used for Electrical Insulation, Part 1: Definitions and General Requirements. Tests are included for the material before cure and in the cured form.

Committee	GEL/15
DevelopmentNote	Also numbered as IEC 60455-2-2 Supersedes 87/24902 DC (08/2005)
DocumentType	Standard
Pages	22
PublisherName	British Standards Institution
Status	Current

BS 5691-2:1995	Guide for the determination of thermal endurance properties of electrical insulating materials Choice of test criteria
BS 5664-3.11:1995	Solventless polymerisable resinous compounds used for electrical insulation. Specification for individual materials Epoxy resin-based coating powders

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 60683:2011	Industrial electroheating equipment - Test methods for submerged-arc furnaces
ISO 2591:1973	Test sieving
BS 5901:1980	Method of test for determining the comparative and the proof tracking indices of solid insulating materials under moist conditions
IEC 60243:1967	Recommended methods of test for electric strength of solid insulating materials at power frequencies
BS 5664-2.1(1979) : 1979	SOLVENTLESS POLYMERISABLE RESINOUS COMPOUNDS USED FOR ELECTRICAL INSULATION - METHODS OF TEST
BS 2844:1972	Memorandum on conditioning of solid electrical insulating materials prior to and during testing
BS 5664-1:1978	Solventless polymerisable resinous compounds used for electrical insulation Definitions and general requirements
BS 5689-2:1979	Varnished fabrics for electrical purposes Methods of test
BS 6233:1982	Methods of test for volume resistivity and surface resistivity of solid electrical insulating materials
BS 2782-6.621A(1978) : AMD 10680	METHODS OF TESTING PLASTICS - DIMENSIONAL PROPERTIES - DETERMINATION OF APPARENT DENSITY OF MOULDING MATERIAL THAT CAN BE POURED FROM A FUNNEL

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BS 5664-2.2:1988

Current

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Abstract

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