Tests on electric and optical fibre cables under fire conditions - Test for vertical flame spread of vertically-mounted bunched wires or cables. Category A Ingestion-build-143074 BS 8520-3 does not apply

BS 8520-3 does not apply to any other types of vacuum cleaner for vacuuming up liquids or other applications

such as personal and tablet computers and smartphones

columns and partitions (e

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Tests on electric and optical fibre cables under fire conditions - Test for vertical flame spread of vertically-mounted bunched wires or cables. Category A Ingestion-build-143074 BS 8520-3 does not applyWhat is BS EN IEC 60332 3 22 Vertical flame test for vertically mounted bunched wires or cables about? BS EN IEC 60332 3 22 covers category A for methods of test for the assessment of vertical flame spread of vertically mounted bunched wires or cables, electrical or optical, under defined conditions. BS EN IEC 60332 3 22 relates to cables installed on the test ladder to achieve a nominal total volume of non metallic material of 7 l m of a test sample.