BS EN 60455-2:2015
$189.07
Resin based reactive compounds used for electrical insulation – Methods of test
| Published By | Publication Date | Number of Pages |
| BSI | 2015 | 46 |
This part of IEC 60455 specifies methods of test to be used for testing resin based reactive compounds, their components and cured compounds used for electrical insulation.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 8 | CONTENTS |
| 11 | FOREWORD |
| 13 | INTRODUCTION |
| 14 | 1 Scope 2 Normative references |
| 17 | 3 Terms and definitions 4 General notes on methods of test 4.1 Preparation and conditioning |
| 18 | 4.2 Sequence of tests 4.3 Test report 5 Methods of test for reactive compounds and their components 5.1 Flash point 5.2 Density 5.3 Viscosity 5.4 Viscosity after storing at elevated temperature |
| 19 | 5.5 Content of volatile organic components 5.6 Isothermal increase of viscosity (processing time) 5.7 Shelf life 5.8 Colour |
| 20 | 5.9 Softening temperature 5.10 Ash content 5.11 Filler content 5.12 Chlorine content 5.12.1 Total chlorine content of unsaturated polyesters and epoxide resins 5.12.2 Inorganic chlorine content of epoxide resins and glycidyl esters 5.12.3 Easily saponifiable chlorine content of epoxide resins and related materials 5.13 Tendency of cristallisation 5.14 Epoxide equivalent of epoxide resins 5.15 Content of isocyanate 5.16 Water content (Karl Fischer method) |
| 21 | 5.17 Hydroxyl value 5.17.1 Polyester resins 5.17.2 Resins other than polyester 5.18 Acid value of polyester resins 5.19 Amount of double bonds of unsaturated polyester and acrylate resins 5.20 Acid and acid-anhydride content of acid-anhydride hardeners 5.21 Amine value 5.22 Pot life 5.22.1 General 5.22.2 Resinous compounds for cable accessories |
| 22 | 5.23 Gel time 5.23.1 Unsaturated polyester based compounds 5.23.2 Phenolic resin based compounds 5.23.3 Other compounds 5.24 Exothermic temperature rise 5.24.1 Unsaturated polyester based compounds 5.24.2 Resinous compounds for cable accessories |
| 23 | 5.24.3 Other compounds 5.25 Total volume shrinkage of epoxide and unsaturated polyester based compounds 5.26 Curing in presence of water 5.26.1 General 5.26.2 Apparatus and materials |
| 24 | 5.26.3 Pouring device 5.26.4 Procedure 5.26.5 Test report 5.27 Determination of the degree of curing 5.28 Curing in thick layer and emissions during curing 5.28.1 General |
| 25 | 5.28.2 Equipment 5.28.3 Test specimen 5.28.4 Procedure Tables Table 1 – Condition of the top side Table 2 – Condition of the bottom side |
| 26 | 6 Methods of test for cured reactive compounds 6.1 General 6.2 Test specimens 6.2.1 General 6.2.2 Preparation of the reactive compound Table 3 – Condition of the interior |
| 27 | 6.2.3 Preparation of test specimens 6.2.4 Type and number of test specimens 6.3 Density 6.4 Mechanical properties 6.4.1 Tensile properties 6.4.2 Compressive properties |
| 28 | 6.4.3 Flexural properties 6.4.4 Impact strength 6.4.5 Hardness 6.5 Thermal properties 6.5.1 Bond strength at elevated temperature 6.5.2 Linear thermal expansion 6.5.3 Thermal conductivity |
| 29 | 6.5.4 Glass transition 6.5.5 Flammability 6.5.6 Thermal shock 6.5.7 Dry heat resistance of resins for cable accessories – Method of test |
| 30 | 6.5.8 Wet heat resistance of resins for cable accessories |
| 32 | 6.5.9 Loss of mass |
| 33 | 6.5.10 Temperature index 6.6 Chemical properties 6.6.1 Water absorption |
| 34 | 6.6.2 Effect of liquid chemicals 6.6.3 Resistance to mould growth 6.6.4 Water vapour permeability 6.7 Electrical properties 6.7.1 Effect of water immersion on volume resistivity |
| 35 | 6.7.2 Dielectric dissipation factor (tan δ) and relative permittivity (εr) |
| 36 | 6.7.3 Breakdown voltage and electric strength |
| 37 | 6.7.4 Proof tracking index (PTI) 6.7.5 Electrolytic corrosion |
| 38 | Figures Figure 1 – Test apparatus for curing in presence of water test |
| 39 | Figure 2 – Test set-up for volume resistivity |
| 40 | Figure 3 – Example of electrode arrangement for flexible cured compound |
| 41 | Figure 4 – Example of electrode arrangement for rigid cured compound |
| 42 | Annex A (informative)Health and safety |
| 43 | Bibliography |
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BS EN 60455-2:2015 – TC:2020 Edition
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