BS EN 60598-2-23:1997- Luminaires. Part 2. Particular requirements -Section 2.23 Extra low voltage lighting systems for filament lamps
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Specifies requirements for extra low voltage systems for filament lamps intended for ordinary use on supply voltages not exceeding 1 000 V. The luminaires, being connected in parallel, are supplied via freely suspended continuous supporting conductors or profiles. The current in the output circuit of the system is limited to 25 A.