Power transformers - Part 3: Insulation levels, dielectric tests and external clearances in air
Power transformers - Part 3: Insulation levels, dielectric tests and external clearances in air
Power transformers - Part 4: Guide to the lightning impulse and switching impulse testing - Power transformers and reactors
Explosive atmospheres - Part 30-1: Electrical resistance trace heating - General and testing requirements
Explosive atmospheres - Part 32-2: Electrostatics hazards - Tests
Explosive atmospheres - Part 35-1: Caplights for use in mines susceptible to firedamp - General requirements - Construction and testing in relation to the risk of explosion
Explosive atmospheres - Part 35-1: Caplights for use in mines susceptible to firedamp - General requirements - Construction and testing in relation to the risk of explosion
Insulating liquids - Determination of the breakdown voltage at power frequency - Test method
Tests on indoor and outdoor post insulators of ceramic material or glass for systems with nominal voltages greater than 1 kV
Tests on indoor and outdoor post insulators of ceramic material or glass for systems with nominal voltages greater than 1 kV
Tests on indoor and outdoor post insulators of ceramic material or glass for systems with nominal voltages greater than 1 kV
Aerospace series - Test methods for metallic materials - Determination of density according to displacement method
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