Norme internationale: Electrical installations for lighting and beaconing of aerodromes – Part 3-4: Safety secondary circuits in series circuits – General safety requirements. This standard is part of the International Electrotechnical Commission (IEC) and covers the general safety requirements for secondary circuits in series circuits used in airport lighting systems.
The document includes sections on scope, normative references, terms and definitions, requirements for SELV/PELV supply, useful methods for circuit configuration, testing procedures, and additional information. Each section delves into specific aspects such as marking, protection against electric shock, and various types of tests.
This standard is structured to provide comprehensive guidelines on the design, installation, and testing of secondary circuits used in airport lighting systems, ensuring their safety under different environmental conditions and operational scenarios.
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