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ČSN is a protected designation of Czech national technical standards.
Elektrická zařízení plněná minerálním olejem - Použití analýzy rozpuštěných plynů (DGA) ke zkouškám elektrického zařízení u výrobce. (Norma přebírající anglický originál, vlastní text je součástí výtisku).
Change published on 1.11.2012
Selected format:Impregnated insulating materials. Application of dissolved gas analysis (DGA) to factory tests on electrical equipment
WITHDRAWN published on 1.2.1996
Selected format:Determination of the aromatic hydrocarbon content of new mineral insulating oils
Standard published on 1.10.2001
Selected format:Detection and determination of specified additives in mineral insulating oils
Standard published on 1.2.2011
Selected format:Detection and determination of specified anti-oxidant additives in insulating oils
WITHDRAWN published on 1.10.2001
Selected format:Fluids for electrotechnical applications - Unused natural esters for transformers and similar electrical equipment
Standard published on 1.7.2014
Selected format:Fluids for electrotechnical applications - Unused natural esters for transformers and similar electrical equipment
Standard published on 1.5.2025
Selected format:Kapaliny pro elektrotechnické aplikace - Nepoužité kapaliny na bázi přírodních esterů pro transformátory a podobná elektrická zařízení.
Change published on 1.5.2025
Selected format:Insulating liquids - Unused modified or blended esters for electrotechnical applications
Standard published on 1.12.2019
Selected format:Insulating oil - Determination of fibre contamination by the counting method using a microscope
Standard published on 1.5.2002
Selected format:Latest update: 2026-09-24 (Number of items: 2 302 501)
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