Smart grid PE Insulation – Al Screen – PVC Sheath
Telephone Cables Armoured and Non-Armoured
Application | Cable with one quad, used for inside installations and used to transmit the readings for consumed and delivered energy to a remote unit. |
Cable Designation | A: Telephone Cable Armoured. B: Telephone Cable Non-Armoured. |
Construction Characteristics | |
Conductor | Solid annealed copper, nominal diameter of 0.6 mm. |
Insulation | PVC. |
Arrangement (formation) | Star-quads |
Core wrapping | Dielectric tape, helically applied with an overlap |
Metallic screen | One aluminium/ polyester tape spirally applied, with an overlap, Under the metallic screen a tinned copper wire is longitudinally applied. |
Inner sheath (jacket) | The armoured cables shall have a PVC inner sheath. |
Armour | The armoured cables shall have a double steel tape armour/steel wire armour, helically applied |
Oversheath (jacket) | The cables shall have an oversheath of PVC. |