Polyvinyl Chloride Sheath Cable Material (PVC Sheath Cable Material)
LIEKETSENG LIHLAHISO
KAKARETSO TŠEBELETSO
Lintho tsa teko le litekanyetso
Io na le |
| H-70 | HR-70 | HⅠ-90 |
Matla a ho tsieleha/MPa | ≥ | 15.0 | 12 . 5 | 16 . 0 |
Khatello ea mali nakong ea khefu/% | ≥ | 180 | 200 | 180 |
Thermal deformation | ≥ | 50 | 65 | 40 |
Brittle thepa tke mocheso/℃ |
| -15 | -30 | -20 |
Tšusumetso thepa ea embrittlement |
| Feta | Feta | Feta |
Nako ea botsitso ba mocheso ho 200 ℃/min | ≥ | 50 | 60 | 80 |
Ho hanyetsa molumo ho 20℃/Ω·m | ≥ | 1.0×10 12 | 1.0×108 | 1.0×10 9 |
Matla a dielectric/(MV/m) | ≥ | 18 | 18 | 18 |
Ntho ea tahlehelo ea dielectric (50Hz) | ≤ | - | - | - |
Teko mocheso/℃ |
| - | - | - |
Ho hanyetsa molumo oa lentsoe/Ω·m | ≥ | - | - | - |
Mechine le thepa ea 'mele ea thepa ea cable ea polyvinyl chloride ka mor'a ho tsofala
Io na le |
| H-70 | HR-70 | HⅠ-90 |
Teko mocheso/℃ |
| 100±2 | 100±2 | 100±2 |
Teko nako/h |
| 168 | 168 | 240 |
Matla a ho tsieleha ka mora botsofali | ≥ | 15.0 | 12.5 | 16.0 |
Sekhahla se phahameng sa ho fetola matla a tensile/% |
| ±20 | ±20 | ±20 |
Khatello ea matla nakong ea fracture ka mor'a botsofali/% | ≥ | 180 | 200 | 180 |
| Sekhahla se phahameng sa phetoho ea tensile khatello nakong ea khefu/% |
| ±20 | ±20 | ±20 |
Boemo ba teko |
| 100±2℃ | 100±2℃ | 100±2℃ |
|
| 168 h | 168 h | 240 h |
Tahlehelo e kgolo/(g/m2) | ≤ | 23 | 25 | 15 |
olyvinyl chloride sheathed cable material (PVC sheathed cable material) ke thepa e feto-fetohang le e tšoarellang e sebelisoang ha ho etsoa likhoele bakeng sa lits'ebetso tse fapaneng. Boitsebiso bona bo fana ka melemo e mengata, e leng se etsang hore e be khetho e ratoang ka har'a indasteri.
E 'ngoe ea melemo ea mantlha ea thepa ea cable e shethetsoeng ea PVC ke thepa ea eona e ntle ea ho kenya letsoho. PVC e tsejoa ka matla a eona a phahameng a dielectric, e leng se etsang hore e be khetho e ka tšeptjoang bakeng sa lithapo tsa insulate le ho li sireletsa likotsing tsa motlakase. Sena se tiisa ts'ireletseho le katleho ea mohala, ho etsa hore e loketse ho sebelisoa mefuteng e fapaneng ea lisebelisoa tsa motlakase le tsa puisano.
Ho feta moo, lisebelisoa tsa cable tse sheathed tsa PVC li hanana le mongobo le lik'hemik'hale, li etsa hore li tšoanelehe bakeng sa maemo a kantle le a thata a tikoloho. Sena se etsa hore thapo e tšoarelle haholo le ho tšoarella nako e telele, ho fokotsa tlhokahalo ea ho lokisoa khafetsa le ho nkeloa sebaka.