Standards ČSN - Czech national standards - Page 2807

Insulating liquids - Test methods for oxidation stability - Test method for evaluating the oxidation stability of insulating liquids in the delivered state

Standard published on 1.10.2018

Unused hydrocarbon-based insulating liquids. Test methods for evaluating the oxidation stability

WITHDRAWN published on 1.1.1996

Mineral insulating oils - Methods for the determination of 2-furfural and related compounds

Standard published on 1.3.1997

Gassing of insulating liquids under electrcal stress and ionization

Standard published on 1.12.1997

Method for evaluating the low temperature flow properties of mineral insulating oils after ageing

Standard published on 1.3.1998

Insulating liquids - Linear flame propagation - Test method using a glass-fibre tape

Standard published on 1.3.1998

Isulating liquids - Determination of the breakdown voltage at power frequency - Test method

Standard published on 1.7.1998

Insulating liquids - Determination of the breakdown voltage at power frequency - Test method

Standard published on 1.2.2026

Izolační kapaliny - Stanovení průrazného napětí při síťovém kmitočtu - Zkušební metoda.

Change published on 1.2.2026

Insulating liquids - Determination of the dielectric dissipation factor by measurement of the conductance and capacitance - Test method (IEC 61620:1998)

Standard published on 1.10.1999