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Common test methods for insulating and sheathing materials of electric and optical cables. Part 2-1. Methods specific to elastomeric compounds. Ozone resistance, hot set and mineral oil immersion tests

Document status: Cancelled

Isolating transformers and safety isolating transformers. Technical requirements

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Explosive atmospheres. Part 20-1. Material characteristics for gas and vapour. Classification. Test methods and data

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Measuring relays and protection equipment. Part 127. Functional requirements for over/under voltage protection

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Copper branch sleeves for cables up to 1 kV. Construction and dimensions

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Radio-frequency cable type PK 100-7-13. Specifications

Document status: Active