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Tests on electric and optical fibre cables under fire conditions. Part 1-3. Test for vertical flame propagation for a single insulated wire or cable. Procedure for determination of flaming droplets/particles
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Sealed radionuclide beta-radiation sources. Methods of parameters measurement
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Electrical apparatus for use in the presence of combustible dust. Part 2. Test methods. Section 2. Method for determining the electrical resistivity of dust in layers
Document status: Cancelled
A. c. high-voltage circuit-breakers rated voltages 6-220 kV for frequent switching operations. General specifications
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Electrical apparatus for explosive gas atmospheres. Part 10. Classification of hazardous areas
Document status: Cancelled