Power Armored Cable Spec. for Ultrasonic Oil Well
1. Structure diagram
2. Type: YT-2*9.5/85
3. Cable design
1. Power cable
1.1 Inner conductor: stranded by vanished wire, Nominal cross-sectional area 9.6mm2.
1.2 Insulation: special high temperature resistant material, heat resistance≥125℃ nominal outer diameter :8.1mm.
2. Outer conductor: use copper wire braid structure, nominal outer diameter 9.2mm.
3. Sheath: special high temperature resistant material, heat resistance≥125℃, nominal outer diameter :12.2mm.
4. Reinforced layer: reinforce by steel wire stranding, nominal outer diameter : 16.6mm.
5. Outer sheath: rubber sheath, nominal outer diameter :19.5mm.
• Main applications
This cable is used for power supply and signal transmission of underwater equipment in the ocean.
• Working condition
1. Working ambient temperature: -20℃～+70℃;
2. The minimum allowable bending radius for installation is 10 times of the cable outer diameter;
• Technical performance
Electrical performance
|
Working voltage |
AC3000V |
|
Inner conductor DC resistance (Ω/km)(+20℃) |
≤2.00 |
|
Outer conductor DC resistance (Ω/km)(+20℃) |
≤2.15 |
|
Insulation resistance (MΩ·km)(DC500V) |
≥500 |
|
Insulation electrical strength between inner and outer conductors (DC 10000V, 2min) Insulation electrical strength between outer conductors and steel wires(DC 10000V, 2min)
|
No breakdown |
Mechanical, physical and environmental performance
|
1 |
Breaking force: ≥85 kN |
|
2 |
Transverse water pressure (1MPa, 2h) (100m water depth) (sheath), no water leakage |
EN
JA
AR
ES
RU
FR
NL
DE
IT
PT
