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Every Nitcab cable is built to its Indian Standard and routine-tested before despatch. Below are the construction highlights, size dimensions and current ratings for each line — ready for your specification and tender documentation.
FR-LSH grade PVC-insulated single-core copper wires for residential and commercial wiring. Flame-retardant, low-smoke insulation over bright-annealed flexible conductors, available in five standard colours for safe, code-compliant installations.
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| Nominal Cross Sectional Area |
Number / Nom. Dia of Wires |
Thickness of Insulation |
Overall Dia. (Approx.) |
Current Carrying Capacity — 2 Cables, Single Phase | Max. DC Resistance at 20°C |
|
|---|---|---|---|---|---|---|
| Ref. Method B (conduit / trunking) |
Ref. Method C (clipped direct) |
|||||
| sq mm | No. / mm | mm | mm | amps | amps | Ohm/km |
| 0.75 | 24 / 0.20 | 0.6 | 2.25 | 8 | 8.54 | 26 |
| 1.0 | 32 / 0.20 | 0.6 | 2.40 | 12.7 | 13.9 | 19.5 |
| 1.5 | 30 / 0.25 | 0.6 | 2.86 | 16.2 | 18.5 | 13.3 |
| 2.5 | 50 / 0.25 | 0.7 | 3.50 | 22 | 25.5 | 7.98 |
| 4.0 | 56 / 0.30 | 0.8 | 4.00 | 31.2 | 34.8 | 4.95 |
| 6.0 | 84 / 0.30 | 0.8 | 4.50 | 37.2 | 44.4 | 3.3 |
* Nominal values. Current ratings vary with installation method and ambient temperature.
Three-core flat cables for submersible pump motors — water-resistant sheathing over Class 5 flexible copper conductors, built for long, reliable service deep inside borewells and water-supply installations.
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| Nominal Area of Conductor |
Number / Size of Wire of Each Core |
Thickness of Insulation (Nom) |
Thickness of Sheath (Nom) |
Sheath Approx. Overall Dimension | Max. Conductor Resistance at 20°C |
Current Carrying Capacity at 40°C |
|
|---|---|---|---|---|---|---|---|
| Width (W) (Nom) |
Height (H) (Nom) |
||||||
| sq mm | No. / mm | mm | mm | mm | mm | Ohm/km | amps |
| 1.0** | 14 / 0.30 | 0.6 | 0.9 | 9.4 | 4.4 | 18.1 | 11 |
| 1.5** | 22 / 0.30 | 0.6 | 0.9 | 10.1 | 4.7 | 12.1 | 13 |
| 2.5** | 36 / 0.30 | 0.7 | 1.0 | 12.2 | 5.5 | 7.41 | 18 |
| 4.0 | 56 / 0.30 | 0.8 | 1.0 | 14.6 | 6.5 | 4.95 | 24 |
| 6.0 | 84 / 0.30 | 0.8 | 1.1 | 16.2 | 7.0 | 3.3 | 31 |
| 10 | 80 / 0.40 | 1.0 | 1.4 | 20.2 | 8.5 | 1.91 | 42 |
| 16 | 126 / 0.40 | 1.0 | 1.4 | 23.4 | 9.7 | 1.21 | 57 |
| 25 | 196 / 0.40 | 1.2 | 2.0 | 28.5 | 11.7 | 0.78 | 72 |
| 35 | 276 / 0.40 | 1.2 | 2.0 | 32.1 | 13.0 | 0.554 | 90 |
** Sizes marked are commonly stocked. Current capacity stated at 40°C ambient.
Round sheathed cables with 2, 3 or 4 colour-coded cores for machinery, control panels, appliances and pumpsets. Fine-stranded copper handles repeated flexing, with FR-LSH insulation for safety in enclosed runs.
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| Nominal Cross Sectional Area |
Number / Nom. Dia of Cond. Strands |
Thickness of Insulation (Nom) |
Nominal Thickness of Sheath | Approx. Overall Diameter | Current Rating AC |
Voltage Drop / Amp / Metre | Max. DC Resistance at 20°C |
|||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 Core | 3 Core | 4 Core | 2 Core | 3 Core | 4 Core | DC / 1-Phase | 3-Phase AC | |||||
| sq mm | No. / mm | mm | mm | mm | mm | mm | mm | mm | amps | mV | mV | Ohm/km |
| 0.5 | 16 / 0.20 | 0.6 | 0.9 | 0.9 | 0.9 | 6.2 | 6.5 | 7.0 | 4 | 83 | 72 | 39 |
| 0.75 | 24 / 0.20 | 0.6 | 0.9 | 0.9 | 0.9 | 6.6 | 6.9 | 7.5 | 7 | 56 | 48 | 26 |
| 1.0 | 32 / 0.20 | 0.6 | 0.9 | 0.9 | 0.9 | 6.9 | 7.3 | 7.9 | 11 | 43 | 37 | 19.5 |
| 1.5 | 30 / 0.25 | 0.6 | 0.9 | 0.9 | 1.0 | 7.4 | 7.8 | 8.7 | 13 | 31 | 26 | 13.3 |
| 2.5 | 50 / 0.25 | 0.7 | 1.0 | 1.0 | 1.0 | 8.8 | 9.4 | 10.2 | 18 | 18 | 16 | 7.98 |
| 4.0 | 56 / 0.30 | 0.8 | 1.0 | 1.0 | 1.0 | 10.2 | 10.9 | 11.9 | 24 | 11 | 9.6 | 4.95 |
| 6.0 | 84 / 0.30 | 0.8 | 1.1 | 1.1 | 1.2 | 11.5 | 12.2 | 13.6 | 31 | 8 | 7 | 3.3 |
* Voltage drop given per amp per metre. Overall diameters are approximate, by core count.
1.5 kV DC cables with electron-beam cross-linked insulation and tinned copper conductors — UV, ozone and weather resistant for a 25-year outdoor design life between modules, strings and inverters.
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| Nominal Cross Sectional Area |
Approx. Conductor Diameter |
Thickness of Insulation |
Thickness of Outer Sheath |
Overall Diameter |
Cable Weight (Approx.) |
Conductor DC Resistance (Max.) |
Conductor Short Circuit (Max.) |
Bending Radius in mm | Current Rating | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Installation | Installed | Single Cable in Air |
Single Cable on Surface |
Two Loaded Cables Touching in Air |
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| sq mm | mm | mm | mm | mm | kg/km | Ohm/km | kA/1sec | mm | mm | amps | amps | amps |
| 2.5 | 2.0 | 0.7 | 0.8 | 5.2 | 49 | 8.21 | 0.36 | 42 | 31 | 41 | 39 | 33 |
| 4.0 | 2.6 | 0.7 | 0.8 | 5.9 | 66 | 5.09 | 0.57 | 47 | 35 | 55 | 52 | 44 |
| 6.0 | 3.2 | 0.7 | 0.8 | 6.5 | 88 | 3.39 | 0.86 | 52 | 39 | 70 | 67 | 57 |
| 10.0 | 4.1 | 0.7 | 0.8 | 7.4 | 128 | 1.95 | 1.43 | 59 | 44 | 98 | 93 | 79 |
| 16.0 | 5.2 | 0.7 | 0.9 | 8.7 | 190 | 1.24 | 2.29 | 70 | 52 | 132 | 125 | 107 |
| 25.0 | 6.4 | 0.9 | 1.0 | 10.5 | 296 | 0.795 | 3.58 | 84 | 63 | 176 | 167 | 142 |
| 35.0 | 7.6 | 0.9 | 1.1 | 11.9 | 399 | 0.565 | 5.01 | 95 | 71 | 218 | 207 | 176 |
* Nominal values to IS 17293 : 2020. Current ratings vary with installation method and ambient temperature.
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