Tests on electric and optical fibre cables under fire conditions - Test for vertical flame spread of vertically-mounted bunched wires or cables. Category C Ingestion-build-51747 Who is BS EN 61249-2-35

Who is BS EN 61249-2-35 - Materials for printed boards for

Those working on the National Grid

1 (product specification)

BS 6101-2 also describes a method of measuring the error in the ball track

Tests on electric and optical fibre cables under fire conditions - Test for vertical flame spread of vertically-mounted bunched wires or cables. Category C Ingestion-build-51747 Who is BS EN 61249-2-351 Scope The series of International Standards covered by Parts 3 10, 3 21, 3 22, 3 23, 3 24 and 3 25 of IEC 60332 specifies methods of test for the assessment of vertical flame spread of vertically mounted bunched wires or cables, electrical or optical, under defined conditions. NOTE For the purpose of this standard, the term electric wire or cable covers all insulated metallic conductor cables used for the conveyance of energy or signals. The test is