Cable e nang le insulation ea XLPE ke mofuta oa cable e loketseng marang-rang a kabo le masimo a mang, e nang le melemo e ke keng ea bapisoa ea cable e nang le insulation ea PVC. E na le sebopeho se bonolo, boima bo bobebe, e hanyetsa mocheso hantle, e na le bokhoni bo matla ba mojaro, ha e qhibilihe, e hanyetsa ts'enyeho ea lik'hemik'hale le matla a phahameng a mechini.
1. Ho hanyetsa mocheso: XLPE e nang le sebopeho se kang sa letlooa sa mahlakore a mararo e na le ho hanyetsa mocheso ho babatsehang haholo. E ke ke ea bola le ho etsa carbonize ka tlase ho 300°C, mocheso oa nako e telele oa ts'ebetso o ka fihla ho 90°C, 'me bophelo ba mocheso bo ka fihla ho lilemo tse 40.
2. Tshebetso ya ho kenya mocheso: XLPE e boloka thepa ya pele ya ho kenya mocheso e ntle ya PE, mme khanyetso ya ho kenya mocheso e ntse e eketseha. Tangent ya yona ya tahlehelo ya dielectric e nyane haholo mme ha e angwe haholo ke mocheso.
3. Litšobotsi tsa mechini: Ka lebaka la ho thehoa ha litlamo tse ncha tsa lik'hemik'hale pakeng tsa limolek'hule tse kholo, ho thatafala, ho tiea, ho hanyetsa ho tsofala le ho hanyetsa tšusumetso ea XLPE kaofela lia ntlafala, kahoo li koahela mefokolo ea PE e kotsing ea khatello ea tikoloho le mapetso.
4. Khanyetso ea lik'hemik'hale: XLPE e na le khanyetso e matla ea asiti le alkali le khanyetso ea oli, 'me lihlahisoa tsa eona tsa ho tuka ke metsi le carbon dioxide, e seng kotsi hakaalo tikolohong 'me e fihlela litlhoko tsa polokeho ea mollo ea sejoale-joale.
Lintlha tse ka sehloohong tsa botekgeniki
Impedance ea tatellano ea matšoao le impedance ea tatellano ea lefela
| Ho beha mH/km | ||||||||||||
| Karolo e tloaelehileng. Karolo e tšekaletseng ea mokhanni mm2 | Impedance ea tatellano ea matšoao | Impedance ea tatellano ea matšoao | ||||||||||
| Mokhanni oa koporo | 240 | 0.0970+j0.211 | 0.168+j0.134 | |||||||||
| 300 | 0.0777+j0.204 | 0.148+j0.128 | ||||||||||
| 400 | 0.0614+j0.195 | 0.131+j0.119 | ||||||||||
| 500 | 0.0425+j0.188 | 0.116+j0.114 | ||||||||||
| 630 | 0.0384+i0.180 | 0.104+j0.108 | ||||||||||
| 800 | 0.0311+j0.172 | 0.0946+j0.103 | ||||||||||
| Mokhanni oa aluminium | 240 | 0.161+j0.211 | 0.232+j0.134 | |||||||||
| 300 | 0.129+j0.204 | 0.199+j0.128 | ||||||||||
| 400 | 0.101+j0.195 | 0.170+j0.119 | ||||||||||
| 500 | 0.0787+j0.188 | 0.146+j0.114 | ||||||||||
| 630 | 0.0611+j0.180 | 0.123+j0.108 | ||||||||||
| 800 | 0.0489+i0.172 | 0.112+i0.103 | ||||||||||
| Ho beha mH/km | ||||||||||||
| Karolo e tloaelehileng. Karolo e tšekaletseng ea mokhanni mm2 | Impedance ea tatellano ea matšoao | Impedance ea tatellano ea matšoao | ||||||||||
| Mokhanni oa koporo | 240 | 0.0970+j0.209 | 0.168+j0.134 | |||||||||
| 300 | 0.0777+j0.202 | 0.148+j0.128 | ||||||||||
| 400 | 0.0614+j0.193 | 0.131+j0.119 | ||||||||||
| 500 | 0.0425+j0.186 | 0.116+j0.114 | ||||||||||
| 630 | 0.0384+j0.179 | 0.104+j0.108 | ||||||||||
| 800 | 0.0311+j0.171 | 0.0946+j0.103 | ||||||||||
| Mokhanni oa aluminium | 240 | 0.161+j0.209 | 0.232+j0.134 | |||||||||
| 300 | 0.129+j0.202 | 0.199+j0.128 | ||||||||||
| 400 | 0.101+j0.193 | 0.170+j0.119 | ||||||||||
| 500 | 0.0787+j0.186 | 0.146+j0.114 | ||||||||||
| 630 | 0.0611+j0.179 | 0.123+j0.108 | ||||||||||
| 800 | 0.0489+j0.171 | 0.112+i0.103 | ||||||||||
Lintlha tse ka sehloohong tsa botekgeniki
Bokgoni ba ho jara ba cable hona jwale
| Ho beha mH/km | |||||||
| Karolo e tloaelehileng. Karolo e tšekaletseng ea mokhanni mm2 | Mokhanni oa koporo | Mokhanni oa aluminium | |||||
| Inair | O patiloe | Inair | O patiloe | ||||
| 240 | 807 | 558 | 628 | 434 | |||
| 300 | 926 | 629 | 720 | 490 | |||
| 400 | 1080 | 718 | 845 | 563 | |||
| 500 | 1302 | 847 | 986 | 643 | |||
| 630 | 1454 | 923 | 1153 | 734 | |||
| 800 | 1668 | 1032 | 1336 | 930 | |||
| Ho beha mH/km | |||||||
| Karolo e tloaelehileng. Karolo e tšekaletseng ea mokhanni mm2 | Mokhanni oa koporo | Mokhanni oa aluminium | |||||
| Inair | O patiloe | Inair | O patiloe | ||||
| 240 | 734 | 516 | 573 | 405 | |||
| 300 | 837 | 579 | 655 | 455 | |||
| 400 | 966 | 655 | 762 | 520 | |||
| 500 | 1149 | 763 | 882 | 590 | |||
| 630 | 1269 | 825 | 1021 | 669 | |||
| 800 | 1433 | 910 | 1170 | 750 | |||
Maemo a ho kenya le ho sebetsa
Mocheso o phahameng ka ho fetisisa o sa khaotseng oa mokhanni oa cable ………………………90℃
Mocheso o tloaelehileng oa moea.................................................................40℃
Mocheso oa mobu.................................................................25℃
Ho hanyetsa mocheso oa mobu …………………………………………………….1.2.℃ m/w
Botebo ba ho beoa……………………………………………………1m
Cable ea potoloho ea matšoao e behiloe ka nako e le 'ngoe, Sebaka se haufi ke 250mm
Mokhoa oa ho thella ha thebe ea tšepe: e nang le pheletso e le 'ngoe kapa e bohareng e hokahaneng e nang le pheletso e habeli
Palo ea tokiso ea bongata ba motlakase mochesong o fapaneng oa tikoloho
| Mocheso oa moea ℃ | 0 | 5 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | 45 | 50 | |
| Koefficient | 1.34 | 1.3 | 1.27 | 1.22 | 1.18 | 1.14 | 1.10 | 1.05 | 1.00 | 0.95 | 0.89 | |
Palo ea tokiso ea bongata ba motlakase mochesong o fapaneng oa mobu
| mocheso oa mobu ℃ | 0 | 5 | 10 | 15 | 20 | 25 | 30 | 40 | 45 | 50 | |
| Koefficient | 1.18 | 1.14 | 1.11 | 1.07 | 1.04 | 1.00 | 0.96 | 0.92 | 0.87 | 0.70 | |
Tekanyo ea ho lokisa ea bongata ba motlakase o tsamaisang motlakase ho hanyetsa mocheso oa mobu ka tsela e fapaneng
| Mobu o hanyetsang mocheso ka coefficient | 0.8 | 1.0 | 1.2 | 1.5 | 1.8 | 2.0 | 2.5 | 3.0 | |
| Koefficient | 1.07 | 1.06 | 1.00 | 0.92 | 0.86 | 0.83 | 0.75 | 0.70 | |
Palo ea tokiso ea bongata ba ho jara hona joale botebong bo fapaneng ba ho beha
| Botebo ba ho beha m | 0.5 | 0.7 | 0.9 | 1.0 | 1.2 | 1.5 | |
| Koefficient | 1.10 | 1.05 | 1.01 | 1.00 | 0.98 | 0.95 | |
Setšoantšo sa sebopeho sa cable
Mohlala oa cable
| Mohlala | Nane | Kopo | ||||
| YJLW02 | Mokhanni oa koporo, XLPE e nang le aluminium e teteanang, e kobehileng Cable ea motlakase e koahetsoeng ka sekoahelo le e koahetsoeng ka PVC | F kapa ho robala ka tlung, ka har'a kotopo, foro ea cable, seliba kapa YJLWO3 Mokhanni oa koporo, XLPE e koahetsoeng ka insulation, e koahetsoeng ka claasmg-aluminium le PE thapo ea motlakase e koahetsoeng ka sekoahelo undergrcund, e ka mamella matla a mechini a kantle le matla a itseng a ho hula. | ||||
| YJLLW02 | Mokhanni oa aluminium, XLPE e koahetsoeng ka mocheso, e koahetsoeng ka claasmg-aluminium le Cable ea motlakase e koahetsoeng ka PVC | |||||
| YJLWO3 | Mokhanni oa koporo, XLPE e koahetsoeng ka insulated, creasmg-aluminium e koahetsoeng ka sheath le PE thapo ea motlakase e koahetsoeng ka sekoahelo | |||||
| YJLLWO3 | Mokhanni oa aluminium XLPE o koahetsoeng ka aluminium e nang le sheathed le PEsheathed cower cablo | |||||
| YJLW02-Z | Mokhanni oa koporo, thapo ea motlakase ea metsi a longitudina-block e koahetsoeng ka XLPE, e nang le sheathed, e nang le aluminium e teteanang le e nang le sheathed PVC | Bakeng sa ho beha ka tlung, ka har'a kotopo, thapo ea cable, wel kapa ka tlas'a lefatše, sebelisa sebakeng se mongobo le tafoleng ea metsi a mangata, e ka jara matla a kantle a mechini le matla a itseng a ho hula. | ||||
| YJLLW02-Z | Mokhanni oa aluminium, ea nang le insulation ea XLPE, ea claasmg-aluminium e koahetsoeng ka sheath le cable ea motlakase ea longitudina-block-water e koahetsoeng ka PVC | |||||
| YJLW03-Z | Mokhanni oa koporo, thapo ea motlakase ea XLPE e nang le sheath e teteaneng e nang le aluminium e koahetsoeng ka sekoting le thapo ea motlakase ea metsi a bolelele ba bolelele ba PE e koahetsoeng ka sekoting. | |||||
| JLLW03-Z | Mokhanni oa aluminium, o nang le XLPE insulated, o nang le claasmg-aluminium sheath le cable ea motlakase ea lengitudinal-block-water e nang le sheath ea PE | |||||
Bakeng sa lintlha tse qaqileng, ka kopo ikopanye le morekisi oa rona ka Lipotso Tse Botsoang Khafetsa
