UNE HD 620-7-E-1:2007废止
Distribution Cables With Extruded Insulation For Rated Voltages From 3,6/6 (7,2) Kv To 20,8/36 (42) Kv - Part 7: Insulated Single Core Cables, And Single Core Pre-assembled Cables - Section E-1: Cables With Polyolefine Compound Sheath (type 7e-1, 7e-4 Y 7e-5)
出版：Asociacion Espanola de Normalizacion
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