BS EN 50525-3-21:2011
BSI Standards Publication
BS EN 50525-3-21:2011
Electric cables — Low voltage
energy cables of rated voltages
up to and including 450/750 V
(U 0 /U)
Part 3-21: Cables with special fire
performance — Flexible cables with
halogen-free crosslinked insulation, and low
emission of smoke
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