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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
Document status: Active
Electrical apparatus for explosive gas atmospheres. Part 10. Classification of hazardous areas
Document status: Cancelled
Auxiliaries for lamps. Starting devices (other than glow starters). General and safety requirements
Document status: Cancelled
Miscellaneous lampholders. Part 2-1. Particular requirements to lampholders S14
Document status: Active
