DS/EN 50525-2-21:2011

Electric cables - Low voltage energy cables of rated voltages up to and including 450/750 V (Uo/U) - Part 2-21: Cables for general applications - Flexible cables with crosslinked elastomeric insulation


Status:
Current
Type:
Standard
Language:
English
Price from:
€ 86.05
Legislation:

Legislation

Harmonized under:
  • Directive 2014/35/EU of the European Parliament and of the Council of 26 February 2014 on the harmonisation of the laws of the Member States relating to the making available on the market of electrical equipment designed for use within certain voltage limits Text with EEA relevance

Harmonized standards:
Links

Scope

EN 50525-2-21 applies to flexible cables, insulated with crosslinked elastomeric compound, and sheathed with either crosslinked elastomeric compound or thermoplastic polyurethane (TPU).The cables are of rated voltages U0/U up to and including 450/750 V.The cables are intended for a variety of applications where appliances or equipment, including heavy industrial equipment, require a flexible connection to the power supply.The maximum conductor operating temperatures for the cables in this standard are 60 °C (R types), 90 °C (B types) and 110 °C (G types).The following particular cable types are included:- General purpose cables (RR and RN types);- Water-resistant cables (RN8 types);- General purpose cables (BB and BN4 types);- TPU sheathed cables (BQ types);- Heat resistant cables (GG types)NOTE HD 516 contains extensive guidance on the safe use of cables in this standard.This EN 50525-2-21 should be read in conjunction with EN 50525-1, which specifies general requirements.


Number of pages: 44

Published: 2011-07-13

Date of approval: 2011-06-24

International relationships : EN 50525-2-21:2011 IDT

ICS: 29.060.10 - Wires 29.060.20 - Cables

Item number: M235281


Committees

Committee

  • CLC/TC 20

Danish committee

DS/S-520