Installation cable suitable for household and industrial usage. Laid on or under plaster, in walls or concrete, without special mechanical protection, but not in dry or pre-stressed concrete. Suitable for dry, same as damp or wet environment; for internal or external application (only if the cable is protected against direct sunlight).


HRN HD 21.4 S2
IEC 60227-4
DIN VDE 0250 part 204


Conductor: bare copper conductor acc. to IEC 60228 / HD 383 / DIN VDE 0295
class 1: solid (RE construction)
class 2: multi wire stranded (RM construction)
Insulation: PVC compound TI1 acc. to
DIN VDE 0281 part 1 / HD 21.1 S4
Filler: cores enveloped in non-vulcanized rubber or plastic compound
Sheath: PVC compound TM1 acc. to DIN VDE 0281 part 1 / HD 21.1 S4
sheath colour: grey (RAL 7035)
Core colour marking: HRN HD 308 S2 / VDE 0293-308

Technical data

Temperature range:
during installationi: +5 °C up to +70 °C
fixed installed: -30 °C up to +70 °C
at short circuit of max. 5 s: up to 150 °C
Nominal voltage: Uο/U = 300/500 V
Ispitni napon: 2000 V
Minimal inner bending radius: 6D
Behaviour in fire: IEC 60332-1

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