A-2Y(L) 2Y
PRESENTATION
They are used as a Subscriber line cable in local distribution networks for short and medium distances
STANDARDS
VDE 816
CABLE STRUCTURE
1- Conductors :
Each conductor consists of a solid wire of annealed, grade A copper, having a diameter of 0.6 mm or 0.8 mm
2- Insulation :
Each conductor is insulated with a layer of solid polyethylene. The thickness shall be according to DIN VDE 0816 table 4
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3- Stranding :
- Quadding
Four appropriately coloured insulated conductors are assembled together to form a quad.
- Unit stranding
- Five star quads stranded to sub units; each 5 or 10 sub units stranded to main units and the sub or main units stranded to cable core.
4- Wrapping
A wrapping tape is applied over the cable core. It consist of a layer of insulating polyester tape.
5- Moisture barrier
Over the wrapping tape, is applied an aluminum tape (0.2 mm of thickness) coated on both sides with polymer.
6- Sheath
The sheath is black low density polyethylene (2YM2) containing 2,5 0.5% carbon black.