ASTM Standard 25kV-XLPE Insulated MV Middle Voltage Power Cable

ASTM Standard 25kV-XLPE Insulated MV Middle Voltage Power Cable

Litlhaloso:

    Lithapo tsa 25KV li loketse ho sebelisoa libakeng tse metsi le tse omileng, li-conduits, li-ducts, li-troughs, li-trays, ho patoa ka ho toba ha li kenngoa ka mochine oa fatše haufi-ufi o lumellanang le karolo ea NEC 311.36 le 250.4 (A) (5), le moo motlakase o phahameng oa motlakase o leng teng. thepa e batloang.Lithapo tsena li khona ho sebetsa li sa khaotse mocheso oa conductor o sa feteng 105 ° C bakeng sa ts'ebetso e tloaelehileng, 140 ° C bakeng sa mojaro oa tšohanyetso, le 250 ° C bakeng sa maemo a khuts'oane a potoloho.E lekantsoe ho -35 ° C bakeng sa ho kobeha ho batang.ST1 (mosi o tlase) E lekantsoe ka boholo ba 1/0 le ho feta.Baki ea PVC e entsoe ka theknoloji ea SIM mme e na le coefficient of friction COF ea 0.2.Cable e ka kenngoa ka har'a conduit ntle le thuso ea lubrication.E lekantsoe bakeng sa 1000 lbs./FT boholo ba khatello ea mahlakoreng.

Lintlha tse Potlakileng

Letlapa la Parameter

Li-tag tsa Sehlahisoa

Kopo :

25kV CU 133% TRXLPE E Feletseng ka Bohlakore LLDPE Primarysed bakeng sa ho ajoa ka tlas'a lefatše ka har'a li-conduit system tse loketseng ho sebelisoa libakeng tse metsi kapa tse omeletseng, ho patoa ka kotloloho, kotopo e ka tlas'a lefatše, le moo ho hlasetsoeng ke letsatsi.E lokela ho sebelisoa ho 25,000 volts kapa ka tlase ho mocheso oa conductor hore o se ke oa feta 90 ° C bakeng sa ts'ebetso e tloaelehileng.

Kaho :

Mokhanni: Sehlopha sa A kapa sa B se HatelitsoeMotsoako oa aluminium o kopantsoeng le Cconcentric stranded, Aluminium kapamokhanni oa koporo.Li-conductors tse koetsoeng li koetsoe ka metsi ka motsoako oa ho tlatsa li-conductor.
Conductor Shield: Thebe e atolositsoeng ea thermosetting semiconducting e hlobolisoang mahala ho tsoa ho conductor mme e tlamelletsoeng ho insulation.
Insulation: E fetisitsoe, e sa tlatsoaSefate-Retardant Cross-linked Polyethylene (TR-XLPE)joalokaha ho hlalositsoe ho ANSI / ICEA S-94-649 - 133% boemo ba ho kenya letsoho.
Insulation Shield: Thebe e atolositsoeng ea thermosetting semiconducting e khomaretsoeng ka mokhoa o laoloang ho insulation e fanang ka tekanyo e hlokahalang lipakeng tsa botsitso ba motlakase le boiketlo ba ho hlobola.
Metallic Shield:Lithapo tsa koporo tse tiileng tse se nang letho li kenngoe ka mokhoa o thata 'me li arohane ka ho lekana.
Water Block: Metsi a thibelang metsi a sebelisoa holim'a thebe ea insulation le ho pota-pota mehala e sa nke lehlakore ho thibela ho kenella ha metsi ka nako e telele.Ho kenella ha metsi ka longitudinal ho tla lekoa ho latela khatiso ea morao-rao ea ICEA T-34-664 ntle le hore tlhoko e tlase ke 15 psig bakeng sa hora e le 'ngoe.
Jacket: Jacket ea Linear Low Density Polyethylene (LLDPE), e ntšo e nang le mela e mefubelu e tsoetsoeng

Litlhaloso:

Tlhaloso e Tloaelehileng ea ASTM B3 bakeng sa Wire e Bonolo kapa e Annealed Copper
ASTM B8 Concentric-Lay-Stranded Copper conductors
ICEA S-94-649 Tekanyetso bakeng sa Lithapo Tse Nepahetseng Tse Nepahetseng Li Fana ka 5 - 46kV
Litlhaloso tsa AEIC CS-8 bakeng sa likhoele tsa motlakase tse sirelelitsoeng tse sirelelitsoeng ka holimo tse lekantsoeng bakeng sa 5 ho isa ho 46KV

Leqephe la Lintlha tsa Sehlahisoa

No. ea Bakhanni

Boholo

No. of Strands

Botenya ba Insulation

Nom.OD

Kakaretso ea Boima ba Boima

-

mm2

-

mm

mm

kg/km

1 2 AWG 7 6.6 29.24 811
1 1 AWG 19 6.6 30.23 995
1 1/0 AWG 19 6.6 30.99 1105
1 2/0 AWG 1 6.6 31.32 998
1 4/0 AWG 19 6.6 35.21 1328
1 350 KCMIL 37 6.6 39.6 1823
1 500 KCMIL 37 6.6 45.07 2436
1 750 KCMIL 61 6.6 49.88 3235
1 1000 KCMIL 61 6.6 55.49 4137