Especificacións de cable blindado de potencia. para pozo de aceite ultrasónico
1. Diagrama de estrutura
2. Type: YT-2*9.5/85
3. Deseño de cables
1. Cable de alimentación
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.
• Principais aplicacións
This cable is used for power supply and signal transmission of underwater equipment in the ocean.
• Condición de traballo
1. Temperatura ambiente de traballo: -20℃~+70℃;
2. O radio de curvatura mínimo permitido para a instalación é 10 veces o diámetro exterior do cable;
• Rendemento técnico
Rendemento eléctrico
Tensión de funcionamento |
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)
|
Sen avaría |
Desempeño mecánico, físico e ambiental
1 |
Breaking force: ≥85 kN |
2 |
Transverse water pressure (1MPa, 2h) (100m water depth) (sheath), no water leakage |