SN EN 60112 : 2003

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
Annex ZA (normative) Normative references to international
         publications with their corresponding European publications
Bibliography

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 materials using alternating voltages.