EHV Power Cable
- REACH
- ROHS
- CE
Cable Construction
Conductor: Stranded Compact Circular Aluminium as per Class 2 of IS 8130
Conductor Screening: Extruded Semiconductor Compound
Insulation Material: XLPE (Cross linked Polyethylene)
Insulation Screening: Extruded Semiconducting Compound
Water Blocking: Water Swellable Tape
Metallic Sheath: Corrugated Aluminium Sheath followed by Anit corrosive layer
Outer Sheath: Extruded PE as per IS 7098-3
Standard
IS 7098 Part 3
Voltage Grade
38 / 66 (E)
Cable Technical Data
Dimension
| Nominal Size Of Conductor (Sq.MM) | Nominal insulation thickness (mm) | Min. Aluminium Sheath thickness (mm) | Nominal Outersheath thickness (mm) | Approx. overall diameter (mm) |
| 95 | 11 | 1.8 | 2.52 | 65 |
| 120 | 11 | 1.8 | 2.52 | 65 |
| 150 | 11 | 1.8 | 2.52 | 67 |
| 185 | 11 | 1.8 | 2.52 | 68 |
| 240 | 11 | 1.9 | 2.68 | 70 |
| 300 | 11 | 1.9 | 2.68 | 71 |
| 400 | 11 | 2.0 | 2.84 | 74 |
| 500 | 11 | 2.1 | 2.84 | 76 |
| 630 | 11 | 2.2 | 3 | 80 |
Electrical Parameters
| Nominal size of conductor (sq.mm) | Trefoil SPB/CB Aluminium Ground (Amp) | Trefoil SPB/CB Aluminium Air (Amp) | Flat SPB/CB Aluminium Ground (Amp) | Flat SPB/CB Aluminium Air (Amp) | Fault rating of Aluminium sheath (kA/1 sec) | Maximum capacitance (uf/km) | REactance (Ohms/Km) | Conductor short CKT rating (kA/1 sec |
| 95 | 205 | 265 | 205 | 295 | 31.5 | 0.14 | 0.143 | 8.98 |
| 120 | 230 | 305 | 235 | 340 | 31.5 | 0.15 | 0.137 | 11.34 |
| 150 | 255 | 345 | 265 | 385 | 31.5 | 0.16 | 0.134 | 14.17 |
| 185 | 290 | 395 | 305 | 440 | 31.5 | 0.17 | 0.128 | 17.48 |
| 240 | 335 | 460 | 345 | 520 | 31.5 | 0.19 | 0.124 | 22.68 |
| 300 | 375 | 525 | 390 | 595 | 31.5 | 0.2 | 0.12 | 28.35 |
| 400 | 430 | 610 | 445 | 695 | 31.5 | 0.23 | 0.115 | 37.79 |
| 500 | 490 | 710 | 510 | 805 | 31.5 | 0.25 | 0.111 | 47.24 |
| 630 | 555 | 815 | 580 | 940 | 31.5 | 0.28 | 0.108 | 59.52 |
