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标题:DIN EN 50266-2-4 vertical flame spread of vertically-mounted bunched wires or cables
正文:
EN 50266-2-4:2001: Common test methods for cable under fire condition—Test for vertical flame spread of vertically-mounted bunched wires or cables –Part 2-5: Procedures –Category C EN 50266-2-4 together with BS EN 50266-1, EN 50266-2-1, EN 50266-2-2, EN 50266-2-3 and EN 50266-2-5, it supersedes BS 4066-3:1994 which is withdrawn DIN50266-2-4 Category C and relates to overall diameter more than 12mm ,The flame application time is 20 min, The method of mounting uses the front of the standard ladder in touching formation only. DIN EN 50266-2-4, according to the destruction after burning to assessDIN EN 50266-2-4 is used for DIN 5510-2, BS 6853 and other testing standards Other standard: EN 50266-1 common test methods for cables under fire conditions—Test for vertical flame spread of vertically-mounted bunched wired or cables-Part 1: apparatus. DIN EN 50266-2-4: wire and cable bundles of multiple vertical flame (cable diameter &
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