สายไฟฟ้า NYYN
NYYN : 750V 70oC PVC INSULATED AND DOUBLE SHEATHED ROUND TYPE, WITH NEUTRAL.
| NUMBER OF CORE | : 3 phase cores with 1 neutral cores |
| CONDUCTOR | : Stranded annealed copper. Sizes, Phase conductor 6 mm2 up to 300 mm2. Sizes, Neutral conductor 4 mm2 up to 150 mm2 |
| INSULATION | : PVC |
| COLOR | : 3 phase core-Black, Red, Blue. 1 neutral core-Light grey. |
| SHEATH AND UNDER SHEATH | : PVC |
| COLOR | : Black |
| CLASSIFICATION | : Maximum conductor temperature 70oC. Circuit voltage not exceeding 750 volts. |
| TESTING VOLTAGE | : 2,500 volts |
| REFERENCE | : TIS 11-2531, Table 8 |
| จำนวนแกน | จำนวนและขนาดตัวนำ No. and dia. of wire | กระแสใช้งานสูงสุด (Ampere) | ราคา(บาทต่อเมตร) | ||
| No. of Core/Sizes | Phase | Neutral | Free air | Under ground | Price (Baht/Meter) |
| 3×25/16 | 7/2.14 | 7/1.70 | 90 | 114 | 358.14 |
| 3×35/16 | 19/1.53 | 7/1.70 | 109 | 137 | 474.54 |
| 3×50/25 | 19/1.78 | 7/2.14 | 133 | 163 | 672.2 |
| 3×70/35 | 19/2.14 | 19/1.53 | 166 | 201 | 899.12 |
| 3×95/50 | 19/2.52 | 19/1.78 | 205 | 240 | 1,197.12 |
| 3×120/70 | 37/2.03 | 19/2.14 | 240 | 275 | 1,502.71 |
| 3×150/70 | 37/2.25 | 19/2.14 | 272 | 306 | 1,790.79 |
| 3×185/95 | 37/2.52 | 19/2.52 | 316 | 347 | 2,220.86 |
| 3×240/120 | 61/2.25 | 37/2.03 | 375 | 402 | 3,014.70 |
| 3×300/150 | 61/2.52 | 38/2.25 | 430 | 453 | 3,713.36 |
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