ELECTRICAL INSULATING MATERIALS - DETERMINATION OF ELECTROLYTIC CORROSION CAUSED BY INSULATING MATERIALS - TEST METHODS
International Electrotechnical Committee
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 General description of the test method
5 Test specimens
5.1 General
5.2 Cut surfaces of rigid materials (blocks, plates,
sheets or semi-finished materials)
5.3 Cast, moulding, injection and pressed materials
5.4 Cut surfaces of flexible films, foils and thin
sheets
5.5 Adhesive tapes
5.6 Flexible sleeving and tubing
5.7 Lacquers and insulating varnishes
5.8 Cleanliness of contact surfaces
5.9 Number of test specimens
6 Test strips
6.1 General
6.2 Preparation of the test strips
6.3 Cleanliness of test strips
7 Test device
8 Test conditions
9 Test procedure
10 Evaluation
10.1 General evaluation
10.2 Visual inspection of the test strips
10.3 Tensile strength of test strips
11 Evaluation of corrosion on copper strips
12 Test report
Annex A (normative) Tables for the evaluation of corrosion
on brass and aluminium strips
Annex B (informative) Notes on visual evaluation
Annex C (informative) Copper wire tensile strength method
Describes the ability of insulating materials to produce electrolytic corrosion on metals being in contact with them under the influence of electric stress, high humidity and elevated temperature.
| Document Type | Standard |
| Status | Current |
| Publisher | International Electrotechnical Committee |
| Committee | TC 112 |
