Table of Contents

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Test specimen
6 Test specimen conditioning
   6.1 Environmental conditioning
   6.2 Test specimen surface state
7 Test apparatus
   7.1 Electrodes
   7.2 Test circuit
   7.3 Test solutions
   7.4 Dropping device
   7.5 Test specimen support platform
   7.6 Electrode assembly installation
8 Basic test procedure
   8.1 General
   8.2 Preparation
   8.3 Test procedure
9 Determination of erosion
10 Determination of proof tracking index (PTI)
   10.1 Procedure
   10.2 Report
11 Determination of comparative tracking index (CTI)
   11.1 General
   11.2 Determination of the 100 drop point
   11.3 Determination of the maximum 50 drop withstand
        voltage
   11.4 Report
Annex A (informative) - List of factors that should be
        considered by product committees
Annex B (informative) - Electrode material selection
Bibliography

Abstract

Describes the method of test for the determination of the proof and comparative tracking indices of solid insulating materials on pieces taken from parts of equipment and on plaques of material using alternating voltages.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Electrotechnical Committee
Pages
ISBN
Committee	TC 15