Table of Contents
Flat twin + earth and 3 core + earth cables
Twin and Earth (T+E)
This has 2 core carrying the load and an earth. this is NOT 3 core
Judging what cable size you have:
| CSA | Overall Dimensions |
|---|---|
| 1mm² | 7.8mm x 4.25mm |
| 1.5mm² | 8.2mm x 5mm |
| 2.5mm² | 10.3mm x 6mm |
| 4mm² | 11.9mm x 6.25mm |
| 6mm² | 13.5mm x 7mm |
| 10mm² | 17.1mm x 10mm |
| 16mm² | 19.4mm x 10mm |
3 Core and Earth (3C+E)
This has 3 cores for carrying the load and an earth. mostly used in 2 way lighting circuits and interlinking smoke alarms. 3 core is also often used to power a fan, i.e permanent live, switched live and neutral.
