Low-voltage switchgear and controlgear assemblies. Part 2. Power switchgear and controlgear assemblies
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Specifications for particular types of winding wires. Part 0-4. General requirements. Glass-fibre wound resin or varnish impregnated, bare or enamelled rectangular copper wire
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Diffusers and protective glasses for luminaires. Fixing dimensions
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Characteristic parameters of stand-alone photovoltaic systems
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