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7 strand tinned copper conductor, EPDM insulation,
Inner lead sheath, Fluoropolymer tape applied with an overlap
over the lead sheath, Synthetic braid covering completely over
the lead sheath, Full galvanized steel (or stainless steel or Monel) tape armour.
GB/T16750、IEEE10172、IEEE1018、IEEE1019、API RP11S5、API RP11S6
Phase
| Cross Section mm2 | Conductor Diameter mm | DC Resistance at 20℃ ≤Ω/km | Insulation Thickness mm | Jacket Thickness mm | Overall Size and Weight | |||||||
3kV | 6kV | ||||||||||||
Twisted | Impacted | Untinned | Tinned | 3kV | 6kV | 3kV | 6kV | mm×mm | kg/km | mm×mm | kg/km | ||
3 | 20 | 5.89 | 5.41 | 0.84 | 0.86 | 1.9 | 2.3 | 1.0 | 1.0 | 15×39 | 2492 | 16×42 | 2815 |
3 | 33 | 7.42 | 6.81 | 0.54 | 0.56 | 1.9 | 2.3 | 1.0 | 1.0 | 16×44 | 3200 | 17×46 | 3417 |
3 | 42 | 8.33 | 7.57 | 0.43 | 0.44 | 1.9 | 2.3 | 1.0 | 1.0 | 17×46 | 3612 | 18×49 | 3921 |
Cross Section | Conductor Diameter mm | 3kV Insulation Resistance MΩ·km | 3kV Leakage Current at 15.6℃ μA/km/kV | 6kV Insulation Resistance MΩ·km | 6kV Leakage Current μA/km/kV | DC Voltage Test For 5 Minutes | ||
mm2 | AWG | 3kV | 6kV | |||||
20 | 4 | 7/1.96 | 1352 | 0.775 | 1548 | 0.656 | 27kV | 35kV |
33 | 2 | 7/2.47 | 1012 | 0.984 | 1170 | 0.853 | ||
42 | 1 | 7/2.78 | 919 | 1.083 | 1063 | 0.951 |