CEI EN IEC 60332-3-21:2019现行
Tests on electric and optical fibre cables under fire conditions –Part 3-21: Test for vertical flame spread of vertically-mounted bunched wires orcables – Category A F/R
出版：Comitato Elettrotecnico Italiano
专家解读视频
This part of IEC 60332 covers category A F/R for methods of test for the assessment of vertical flame spread of vertically-mounted bunched wires or cables, under defined conditions.
EN IEC 60332-3-21:2018 - Identical
IEC 60332-3-21:2018 - Identical
EN IEC 60332-3-21:2018 - Identical
IEC 60332-3-21:2018 - Identical
