IEC 63522-43 Ed. 1.0 b:2025
IEC 63522-43 Ed. 1.0 b:2025 Electrical relays - Tests and measurements - Part 43: Proof tracking index (PTI)
standard byInternational Electrotechnical Commission , 12/01/2025
standard byInternational Electrotechnical Commission , 12/01/2025
This document is used for testing along with the appropriate severities and conditions for
measurements and tests designed to assess the ability of specimens to perform under expected
conditions of transportation, storage and all aspects of operational use.
This document defines a standard test method for evaluation of appropriate materials having
appropriate values of tracking resistance.