Ikhebula lamandla le-MV eliyi-3.8-6.6kV-XLPE elijwayelekile le-AS/NZS

Ikhebula lamandla le-MV eliyi-3.8-6.6kV-XLPE elijwayelekile le-AS/NZS

Imininingwane:

    Izintambo zikagesi ze-XLPE ezifakwe ugesi eziphakathi nendawo ezingama-3.8-6.6kV zifanelekela amanethiwekhi okusabalalisa noma okudlulisa okwesibili, ngokuvamile zisebenza njengomthombo wamandla oyinhloko wamanethiwekhi ezindawo zokuhlala zezentengiselwano, zezimboni, kanye nezasemadolobheni. Zisebenza ezinhlelweni ezinama-current amakhulu anesilinganiso esifinyelela ku-10kA isekhondi eli-1. Izakhiwo ezinamakhono aphezulu wamanje we-fault zinganikezwa uma ziceliwe.

Imininingwane Esheshayo

Ithebula Lepharamitha

Isicelo:

Izintambo zethu zenzelwe ngqo ukusabalalisa kanye namanethiwekhi okudlulisa okwesibili, zisebenza njengomthombo wamandla oyinhloko wamanethiwekhi ezindawo zokuhlala zezentengiselwano, zezimboni, kanye nezasemadolobheni. Zifaneleka kakhulu izinhlelo ezinezilinganiso zamandla aphezulu, ezilinganiselwe ku-10kA isekhondi eli-1. Ngaphezu kwalokho, singahlinzeka ngezintambo ezenziwe ngokwezifiso ezinezilinganiso zamandla aphezulu ukuze zihlangabezane nezidingo zamakhasimende athile.

Ukwakhiwa:

Umqhubi:Ithusi noma i-aluminium, iyindilinga evalekile, iyindilinga encane evalekile.
Ukuvikela:I-XLPE noma i-TR-XLPE noma i-EPR.
Ukuvikela noma ukubopha ngensimbi:Ukuvikela ucingo lwethusi (CWS), ukuvikela itheyiphu yethusi (CTS), ukuvikela i-lead alloy (LAS), ukuvikela i-aluminium ehlanganisiwe (CAS), ukuvikela i-copper ehlanganisiwe (CCU).
Ukuvikela:Isivikelo sensimbi ye-aluminium (AWA), Isivikelo sensimbi yensimbi (SWA), Isivikelo sensimbi yensimbi engagqwali (SSWA).
Ukuvikelwa komuhlwa:Isivikelo se-nylon se-polyamide, i-Double brass tape (DBT), i-Black cypermethrin 5V-90.
Ibanga Lokushisa:
Izinga lokushisa eliphansi lokufakwa: 0°C
Izinga lokushisa eliphezulu lokusebenza: +90°C
Izinga lokushisa eliphansi lokusebenza: -25°C

Ikhebula lamandla angu-3.8/6.6kV

Ama-cores x Indawo Eqanjiwe Ububanzi bomqhubi (Cishe) Ubukhulu Bokuvala Okuzisholo Indawo ecishe ibe yi-CWS kumgogodla ngamunye Ubukhulu obuqanjiwe be-PVC emgodleni Ububanzi bekhebula eliphelele (+/- 3.0) Isilinganiso se-Short Circuit se-Conductor/CWS Isisindo Sekhebula (Cishe) Ukumelana okuphezulu kwe-Conductor DC ku-20 °C
Cha x mm2 mm mm mm2 mm mm i-kA isekhondi eli-1 kg/km (Ω/km)
1C x 35 7.0 2.5 24 1.8 21.8 5/3 982 0.524
1C x 50 8.1 2.5 24 1.8 22.9 7.2 / 3 1140 0.387
1C x 70 9.7 2.5 79 1.8 26.9 10/10 1886 0.268
1C x 95 11.4 2.5 79 1.8 28.2 13.6 / 10 2145 0.193
1C x 120 12.8 2.5 79 1.8 29.6 17.2 / 10 2397 0.153
1C x 150 14.2 2.5 79 1.8 31.0 21.5 / 10 2701 0.124
1C x 185 16.1 2.5 79 1.9 32.5 26.5 / 10 3045 0.0991
1C x 240 18.5 2.6 79 2.0 35.1 34.3 / 10 3611 0.0754
1C x 300 20.6 2.8 79 2.1 37.6 42.9 / 10 4246 0.0601
1C x 400 23.6 3.0 79 2.2 41.2 57.2 / 10 5246 0.0470
1C x 500 26.6 3.2 79 2.3 44.8 71.5 / 10 6254 0.0366
1C x 630 30.2 3.2 79 2.4 48.6 90.1 / 10 7521 0.0283