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ČSN is a protected designation of Czech national technical standards.
Fluids for electrotechnical applications - Unused mineral insulating oils for transformers and switchgear
WITHDRAWN published on 1.11.2012
Selected format:Mineral insulating oil in electrical equipment - Supervision and maintenance guidance
Standard published on 1.9.2013
Selected format:Minerální izolační oleje v elektrických zařízeních - Návod pro kontrolu a údržbu.
Change published on 1.4.2025
Selected format:Mineral insulating oils in electrical equipment - Supervision and maintenance guidance
Standard published on 1.4.2025
Selected format:Mineral insulating oils in electrical equipment - Supervision and maintenance guidance
WITHDRAWN published on 1.1.2007
Selected format:Specification of technical grade sulphur hexafluoride (SF6) and complementary gases to be used in its mixtures for use in electrical equipment
Standard published on 1.1.2019
Selected format:Specification of technical grade sulfur hexafluoride (SF6) for use in electrical equipment
WITHDRAWN published on 1.6.2006
Selected format:Fluids for electrotechnical applications - Recycled mineral insulating oils for transformers and switchgears
WITHDRAWN published on 1.3.2015
Selected format:Fluids for electrotechnical application - Specification of gases alternative to SF 6 to be used in electrical power equipment
Standard published on 1.3.2026
Selected format:Mineral oil-filled electrical equipment - Application of dissolved gas analysis (DGA) to factory tests on electrical equipment
Standard published on 1.10.2007
Selected format:Latest update: 2026-09-24 (Number of items: 2 302 501)
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