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Explosive atmospheres. Part 28. Protection of equipment and transmission systems using optical radiation
Document status: Active
Secondary cells and batteries containing alkaline or other non-acid electrolytes. Nickel-cadmium prismatic secondary single cells with partial recombination
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Luminaires. Part 2. Particular requirements. Section 2. Recessed luminaires
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Explosive atmospheres. Electrical resistance trace heating. Part 30-2. Application guide for design, installation and maintenance
Document status: Cancelled
Surge arresters for power supply systems of electrified railways. General specifications
Document status: Cancelled