Chingwe cha Polyvinyl Chloride Insulated Cable Material (PVC Insulated Cable Material)
NKHANI ZA PRODUCT
KUBWERERA KWA NTCHITO
Yesani zinthu ndi miyezo
Ineali nawo |
| J-70 | JR-70 | JGD-70 | J-90 |
Mphamvu yamphamvu / MPa | ≥ | 15.0 | 15.0 | 16.0 | 16.0 |
Kupsinjika kwanthawi yayitali /% | ≥ | 150 | 180 | 150 | 150 |
Thermal deformation | ≥ | 40 | 50 | 30 | 30 |
Brittle katundu tndi kutentha/℃ |
| -15 | -20 | -15 | -15 |
Zotsatira ebrittlement katundu |
| Pitani | Pitani | Pitani | Pitani |
Kutentha kwanthawi yayitali pa 200 ℃ /min | ≥ | 60 | 60 | 100 | 180 |
Kulephera kwa voliyumu pa 20 ℃/Ω·m | ≥ | 1.0× 10 pa 12 | 1.0× 10 pa 11 | 3.0× 10 pa12 | 1.0× 10 pa 12 |
Mphamvu ya dielectric/(MV/m) | ≥ | 20 | 20 | 25 | 20 |
Dielectric loss factor (50Hz) | ≤ | - | - | 0.1 | - |
Yesani kutentha/℃ |
| 70±1 | 70±1 | 70±1 | 95±1 |
Kulephera kwa voliyumu/Ω·m | ≥ | 1.0× 10 pa 9 | 1.0× 10 pa8 | 5.0× 10 pa9 | 5.0× 10 pa8 |
Zimango ndi thupi katundu wa polyvinyl kolorayidi chingwe zinthu pambuyo ukalamba
Ineali nawo |
| J-70 | JR-70 | JGD-70 | J-90 |
Yesani kutentha/℃ |
| 100±2 | 100±2 | 100±2 | 135±2 |
Yesani nthawi/h |
| 168 | 168 | 168 | 240 |
Kulimba kwamphamvu pambuyo pokalamba / MPa | ≥ | 15.0 | 15.0 | 16.0 | 16.0 |
Kusintha kwamphamvu kwamphamvu kwambiri/% |
| ±20 | ±20 | ±20 | ±20 |
Kupsinjika kwapang'onopang'ono pakatha ukalamba/% | ≥ | 150 | 180 | 150 | 150 |
| Kusintha kwakukulu kwamphamvu kwamphamvu kupsinjika pa nthawi yopuma/% |
| ±20 | ±20 | ±20 | ±20 |
Mkhalidwe woyesera |
| 100±2℃ | 100±2℃ | 100±2℃ | 115±2℃ |
|
| 168 ndi | 168 ndi | 168 ndi | 240h ku |
Kutayika kwakukulu/(g/m2) | ≤ | 20 | 20 | 20 | 20 |