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ČSN is a protected designation of Czech national technical standards.
Electrical insulating materials - Thermal endurance properties - Part 6: Determination of thermal endurance indices (TI and RTI) of an insulating material using the fixed time frame method
Standard published on 1.8.2023
Selected format:Electrical insulating materials - Thermal endurance properties - Part 8: Instructions for calculating thermal endurance characteristics using simplified procedures
Standard published on 1.12.2013
Selected format:Electrical insulating materials - Properties of thermal endurance - Part 1: Ageing procedures and evaluation of test results
WITHDRAWN published on 1.8.2002
Selected format:Guide for the determination of thermal endurance properties of electrical insulating materials
WITHDRAWN published on 1.12.1995
Selected format:Electrical insulating materials - Thermal endurance properties - Part 3: Instructions for calculating thermal endurance characteristics
WITHDRAWN published on 1.12.2002
Selected format:Electrical insulating materials - Thermal endurance properties - Part 3: Instructions for calculating thermal endurance characteristics
WITHDRAWN published on 1.1.2007
Selected format:Guide for the determination of thermal endurance properties of electrical insulating materials - Part 3: Instructions for calculating thermal endurance characteristics - Section 1: Calculations using mean values of normally distributed complete data
WITHDRAWN published on 1.1.2002
Selected format:Guide for the determination of thermal endurance properties of electrical insulating materials - Part 3: Instructions for calculating thermal endurance characteristics - Section 2: Calculations for incomplete data: proof test results up to and including the median time to end-point (equal test groups)
WITHDRAWN published on 1.12.1997
Selected format:Guide for the determination of thermal endurance properties of electrical insulating materials. Part 4: Ageing ovens. Section 1: Single-chamber ovens
WITHDRAWN published on 1.12.1995
Selected format:Guide for the determination of thermal endurance properties of electrical insulating materials. Part 5: Guidelines for the application of thermal endurance characteristics
WITHDRAWN published on 1.2.1996
Selected format:Latest update: 2026-09-19 (Number of items: 2 302 332)
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