Xa EmailConcentric cables feem ntau yog siv los ntawm cov neeg siv khoom faib khoom sib txuas txuas hluav taws xob thiab cov yees rau ib tus neeg lub tsev lossis kev lag luam.Tsim nyog rau kev faus ncaj qha, lawv kuj tau siv rau sub mains nyob rau hauv siab nce yees thiab txoj kev teeb pom kev zoo.
Rau cov kev sib txuas mus rau lub overhead network, ntsia nruab nrab ntawm lubSecondary overhead faib networkrau txhua tus neeg siv 'meter'.Nws yog tshwj xeeb yog siv los tiv thaiv tub sab nyiag.Ua haujlwm kub: 75 ° C lossis 90 ° C.
Txheem:
UL 854 --- UL Txuj rau Kev Pabcuam Kev Nyab Xeeb-Kev Nkag Nkag Cables
UL44 --- UL Standard for Safety Thermoset-Insulated Wires thiab Cables
Kev tsim kho:
Tus neeg xyuas pib: Plain Annealed Stranded Copper Phase Conductor.
Rwb thaiv tsev: XLPE insulated ib puag ncig los ntawm cov txheej txheem concentric ntawm cov khoom siv tooj liab nruab nrab.
Concentric Hlau: Plain Annealed Solid Strand liab qab tooj liab hlau
Khoom siv: PVC
Sheath Xim: Dub
Cov cim tseem ceeb: Xim
Daim ntawv qhia
| Core | AWG | Qhov Loj (mm) | Tooj liab cable (kg / km) | ||||||
| Tus coj | Rwb thaiv tsev | Concentric conductor | Sab nrauv | ||||||
| Ib kab | XLPE | Ib kab | UV-PVC | ||||||
| Tsis muaj. | Dia. | tuab | Tsis muaj. | Dia. | tuab | Dia. | |||
| 1 | 16 | 7 | 0.49 ib | 1.14 | 39 | 0.321 ib | 1.14 | 6.82 ib | 81.46 ib |
| 1 | 10 | 7 | 0.98 ib | 1.14 | 34 | 0.511 ib | 1.14 | 8.67 ib | 172.04 Nws |
| 1 | 8 | 7 | 1.23 | 1.14 | 25 | 0.643 ib | 1.14 | 9.68 ib | 221.58 Nws |
| 1 | 6 | 7 | 1.55 ib | 1.14 | 25 | 0.813 ib | 1.14 | 10.98 Nws | 160.50 Nws |
| 1 | 4 | 7 | 1.96 ib | 1.14 | 27 | 1.020 Nws | 1.14 | 12.62 Nws | 509.26 ib |
