DS DS/EN 50525-2-31
DS DSEN 50525-2-31 2011-JUN-24 Electrc cables - Low voltage energy cables of rated voltages up to and ncludng 450750 V U0U - Part 2-31 Cables for general applcatons - Sngle core non-sheathed cables wth thermoplastc PVC nsulaton
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EN 50525-2-31 applies to non-sheathed single core cables insulated with thermoplastic (PVC) insulation.The cables are of rated voltages U0/U up to and including 450/750 V.The cables are intended for fixed wiring applications.NOTE 1 Cables rated 450/750 V may be used at 600/1 000 V when this cable is used in fixed installations with mechanical protection, within switchgear and control gear - see HD 516. The maximum conductor operating temperatures for the cables in this standard are 70 °C (V types) and 90 °C (V2 types).NOTE 2 HD 516 contains extensive guidance on the safe use of cables in this standard.This EN 50525-2-31 should be read in conjunction with EN 50525-1, which specifies general requirements.