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AS/NZS IEC 61672.3:2019

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AS/NZS IEC 60332.3.21:2017

Original price was: $72.00.Current price is: $43.00.

Tests on electric cables under fire conditions, Part 3-21: Test for vertical flame spread of vertically-mounted bunched wires or cables – Category A F/R, Part 3.21: Test for vertical flame spread of vertically-mounted bunched wires or cables – Category A F/R
standard by Standards Australia / Standards New Zealand, 06/29/2017

Description

The objective of this Standard is to specify method of test for the assessment of vertical flame spread of vertically-mounted bunched wires or cables, electrical or optical, under defined conditions. This Standard specifies Category A F/R and relates only to power cables of conductor cross-sectional area greater than 35 mm2 installed on the test ladder in a spaced configuration on the front and rear to achieve a nominal total volume of non-metallic material of 7 l/m of test sample.