Installation cable with insulation and sheath made of PVC compound
HRN HD 21.4 S2
Cable Structure
The installation cable consists of a copper conductor insulated with a layer of PVC compound. Two or more conductors are mutually surrounded by filling, and a sheath made of PVC compound is applied over the filling. The cable with a protective conductor (marked Y) is designated as PP-Y.
Insulation Colors
Number of Conductors |
Cable with Protective Conductor (mark Y) |
Cable without Protective Conductor |
2 |
– |
black-blue |
3 |
green/yellow-black-blue |
black-blue-brown |
4 |
green/yellow-black-blue-brown |
black-blue-brown-black |
5 |
green/yellow-black-blue-brown-black |
black-blue-brown-black-black |
Application Area
The PP type installation cable is used in dry and damp rooms for installation above and below plaster, without special mechanical protection.
Technical Data
Designation according to HRN HD: H05VV-U, H05VV-R, HRN HD 21.4 S2
Designation according to VDE: NYM
Nominal voltage: 500 V
Test voltage: 2000 V