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IEC 60332-3-21-2018 pdf download

IEC 60332-3-21-2018 pdf download.Tests on electric and optical fibre cables under fire conditions – Part 3-21: Test for vertical flame spread of vertically-mounted bunched wires or cables – Category A F/R. 4 Test apparatus 4.1 General The apparatus specified in IEC 60332-3-1 0 shall be used. 4.2 Ignition source The...
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