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The single core cables are designed for distribution of electrical power with nominal voltage Uo/U ranging from 3.8/6.6KV to 19/33KV and frequency 50Hz.
They are suitable for installation mostly in power supply stations, indoors and in cable ducts, outdoors, underground and in water as well as for installation on cable trays for industries, switchboards and power stations.
TA'RIFI
ILOVA
Standartlar:
BS 6622/BS 7835 IEC60502-2 Standard
Xususiyatlari
Markaziy kuchlanish
QURILISh
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Supero'tkazuvchilar:Plain annealed copper or aluminium complying with IEC 60228/BS 6360.
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Ichki qatlam:Yarim o'tkazgichli o'tkazgich ekrani
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Izolyatsiya:XLPE (o'zaro bog'langan polietilen)
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Tashqi qatlam:Yarim o'tkazuvchan yadroli ekran
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Metallic screen:copper tape screen or copper wire screen
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Ichki qoplama:Polyvinyl Chloride (PVC) bedding material
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Qurol:Alyuminiy simli zirh
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Tashqi qoplama:Polyvinyl Chloride (PVC) compound or medium density Polyethylene (MDPE)
PARAMETRE
- texnik ma'lumotlar
- 3.8/6.6KV (UM=7.2KV)
- 6.35/11KV (UM=12KV)
- 8.7/15KV (UM=17.5KV)
- 12.7/22KV (UM=24KV)
- 19/33KV (UM=36KV)
| RATED VOLTAGE UO/U | OPERATING VOLTAGE (UM) | TESTING VOLTAGE (RMS) |
| 3.8/6.6KV | 7.2KV | 15KV |
| 6.35/11KV | 12KV | 25.5KV |
| 8.7/15KV | 17.5KV | 35KV |
| 12.7/22KV | 24KV | 51KV |
| 19/33KV | 36KV | 76KV |
| NOMINAL CROSS-SECTION OF CABLES | MINIMUM CROSS-SECTION OF COPPER WIRE SCREEN | DC RESISTANCE OF THE COPPER WIRE SCREEN AT 20°C |
| Mm2 | Mm2 | Ω |
| 120gacha | 16 | 1.06 |
| 150-300 | 25 | 0.72 |
| 400-630 | 35 | 0.51 |
| operatsion harorati | 90 ° S gacha |
| harorat oralig'i | -5°C ( PVC or LSZH sheath ); -20°C ( PE sheath ) |
| Qisqa tutashuvdagi harorat | 250°C (short circuit duration up to 5 seconds) |
| Bükme radiusi | 15 x OD |
Biz bilan bog'lanish
