International Electrotechnical commission <br/><br/>
IEC: 60332-3-21 - 2000-10; Tests on electric cables under fire conditions - Part 3-21 - Test for vertical flame spread of veertically-mounted bunched wires or cables - category A F/R 

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 - Geneva  International Electrotechnical Commission  2000 
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<br/><br/> Downloaded form IEC website 
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