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Luminaires. Part 2. Particular requirements. Section 19. Air-handling luminaires. Safety requirements
Document status: Active
United power system and isolated power systems. Operative-dispatch management. Switching in electrical facilities. General requirements
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Electric and optical fibre cables. Test methods for non-metallic materials. Part 201. General tests. Measurement of insulation thickness
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Explosive atmospheres. Part 13. Equipment protected by pressurized rooms 'p'
Document status: Cancelled
Radio-frequency cable type PK 75-2-22. Specifications
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Explosive atmospheres. Part 5. Equipment protection by powder filling 'q'
Document status: Active