IEEE 98-2002

Update reference standards, technical review for consistency with IEEE 1 (work in progress), change "temperature class" to "temperature index", change "systems tests" to "materials test", and revise in accordance with IEEE Style. To maintain technical consistency with reference standards and insulation material standards development. Revision Standard - Superseded. Reaffirmed September 2007. Principles for the development of test procedures to evaluate the thermal endurance of solid electrical insulating materials in air are given in this standard.