Polyvinyl Chloride Insulated Cable Khoom (PVC Insulated Cable Khoom)
KHOOM NTA
KEV SIV
Kuaj cov khoom thiab cov qauv
Kuvnws muaj |
| J-70 | JR-70 Nws | JGD-70 | J-90 |
Tensile zog / MPa | ≥ | 15.0 Nws | 15.0 Nws | 16.0 Nws | 16.0 |
Tensile strain thaum tawg /% | ≥ | 150 | 180 | 150 | 150 |
Thermal deformation | ≥ | 40 | 50 | 30 | 30 |
Brittle khoom tyog kub / ℃ |
| -15 | -20 | -15 | -15 |
Kev cuam tshuam embrittlement zog |
| Hla | Hla | Hla | Hla |
Thermal stability lub sij hawm ntawm 200 ℃ /min | ≥ | 60 | 60 | 100 | 180 |
Volume resistivity ntawm 20 ℃ / Ω·m | ≥ | 1.0× 10 12 | 1.0× 10 11 | 3.0× 1012 | 1.0× 10 12 |
Dielectric zog / (MV/m) | ≥ | 20 | 20 | 25 | 20 |
Dielectric poob yam tseem ceeb (50Hz) | ≤ | — | — | 0.1 | — |
Kev ntsuas kub / ℃ |
| 70 ± 1 | 70 ± 1 | 70±1 | 95±1 |
Volume resistivity / Ω ·m | ≥ | 1.0× 10 9 | 1.0× 108 | 5.0× 109 | 5.0× 108 |
Cov khoom siv kho tshuab thiab lub cev ntawm cov khoom siv polyvinyl chloride cable tom qab kev laus
Kuvnws muaj |
| J-70 | JR-70 Nws | JGD-70 | J-90 |
Kev ntsuas kub / ℃ |
| 100 ± 2 | 100 ± 2 | 100 ± 2 | 135± 2 |
Kuaj sijhawm/h |
| 168 | 168 | 168 | 240 |
Tensile zog tom qab laus / MPa | ≥ | 15.0 | 15.0 | 16.0 Nws | 16.0 |
Qhov siab tshaj plaws tensile zog hloov tus nqi /% |
| ± 20 | ± 20 | ± 20 | ± 20 |
Tensile strain ntawm pob txha tom qab kev laus /% | ≥ | 150 | 180 | 150 | 150 |
| Kev hloov siab tshaj plaws ntawm tensile strain thaum tawg /% |
| ± 20 | ± 20 | ± 20 | ± 20 |
Kev kuaj mob |
| 100 ± 2 ℃ | 100 ± 2 ℃ | 100 ± 2 ℃ | 115± 2 ℃ |
|
| 168h ib | 168h ib | 168h ib | 240h ib |
Loj poob / (g / m2) | ≤ | 20 | 20 | 20 | 20 |