THWX
4 coding systems recognise this code
NEC 310
| Symbol | Meaning |
T | Thermoplastic Insulation |
H | 75°C Insulation |
W | Moisture Resistant |
X | Cross-Linked Polymer Insulation |
CEI-UNEL 35011 (Italy)
| Symbol | Meaning |
T | Telephone Cable |
H | Metallic Paper, Carbon Paper Or Aluminium Tape Screen |
W | Divisible Flat Cable (Inetmediary Groove) |
X | Helically Bundled Visible Cores |
NEK 606
| Symbol | Meaning |
T | Cross-Linked Polyethylene (XLPE) |
H | Chlorosulphonated Polyethylene - Csp |
W | Catenary Wire |
X | No Sheath |
NBN
| Symbol | Meaning |
T | Telephone Cable |
H | Resistant To Humidity |
W | Polyethelene (PE) |
X | Cross Linked Polyethelene (XLPE) |