Intambo yamandla e-IEC-BS esemgangathweni ye-Middle Voltage Power
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Intambo yamandla ye-IEC/BS esemgangathweni ye-19-33kV-XLPE efakwe i-MV Middle Voltage Power Cable
Iintambo zombane ze-MV ezifakwe i-XLPE ezisemgangathweni we-IEC/BS ziyahambelana nemigaqo yeKhomishini ye-Electrotechnical yeHlabathi (IEC) kunye neMigangatho yaseBritane (BS).
I-IEC 60502-2: Ichaza ulwakhiwo, ubukhulu kunye novavanyo lweentambo zamandla ezikhutshiweyo ezigqunywe nge-insulation ukuya kuthi ga kwi-30 kV.
I-BS 6622: Isebenza kwiintambo ezikhuselweyo ze-thermoset kwii-voltage ze-19/33 kV. -
Intambo yamandla ye-MV egqunywe nge-PVC esemgangathweni ye-IEC BS eyi-12-20kV-XLPE
Ifanelekile kwiinethiwekhi zamandla ezifana nezikhululo zamandla. Ingafakelwa kwiipayipi, phantsi komhlaba nangaphandle.
Kukho umahluko omkhulu kulwakhiwo, imigangatho kunye nezixhobo ezisetyenzisiweyo - ukucacisa intambo ye-MV echanekileyo kwiprojekthi ngumbandela wokulinganisela iimfuno zokusebenza, iimfuno zokufakela, kunye nemingeni yokusingqongileyo, uze uqinisekise ukuthotyelwa kwentambo, ishishini, kunye nomthetho. Njengoko iKhomishini ye-International Electrotechnical Commission (IEC) ichaza iintambo ze-Medium Voltage njengezinomlinganiselo we-voltage ongaphezulu kwe-1kV ukuya kwi-100kV, olo luluhlu olubanzi lwe-voltage ekufuneka luqwalaselwe. Kuqhelekile ukucinga njengoko sicinga ngokwe-3.3kV ukuya kwi-35kV, ngaphambi kokuba ibe yi-voltage ephezulu. Singaxhasa iinkcukacha zentambo kuzo zonke ii-voltage.
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Intambo yamandla ye-IEC/BS esemgangathweni ye-3.8-6.6kV-XLPE efakwe i-insulated MV Middle Voltage Power Cable
Iintambo zombane ze-IEC/BS 3.8/6.6kV ze-XLPE-insulated medium-voltage (MV) ziintambo eziqhelekileyo ezenzelwe ngokukodwa iinethiwekhi zokusasaza.
Ezi ntambo zenziwe ngokwemigaqo yeKhomishini ye-Electrotechnical yeHlabathi (i-IEC) kunye neMigangatho yaseBritane (i-BS).
I-3.8/6.6kV sisilinganiselo se-voltage esiqhele ukunxulunyaniswa nemigangatho yaseBritane, ngakumbi zombini iinkcukacha ze-BS6622 kunye ne-BS7835, apho usetyenziso lunokuxhamla kukhuseleko loomatshini olubonelelwa yintsimbi ye-aluminium okanye isikhuselo sentsimbi (kuxhomekeke kulwakhiwo olunye okanye ezintathu ze-core). Ezi ntambo ziya kufaneleka kakuhle kwiifakelo ezizinzileyo kwaye zinike amandla kwizixhobo eziqinileyo eziqinileyo njengoko ulwakhiwo lwazo oluqinileyo luthintela umda we-bend radius. -
Intambo yamandla ye-IEC/BS esemgangathweni eyi-6.35-11kV-XLPE efakwe i-insulated MV Middle Voltage Power Cable
Iintambo zombane ze-XLPE ezisemgangathweni ze-IEC/BS ezifakwe i-XLPE standard zifanelekile ukusetyenziswa kwiinethiwekhi zokusasazwa kwamandla e-voltage ephakathi.
Intambo yombane enezikhonkwane zobhedu, isikrini somqhubi we-semi-conductive, i-XLPE insulation, isikrini sokukhusela se-semi-conductive, isikrini sesinyithi se-copper tape se-core nganye, iibhedi ze-PVC, izixhobo zentsimbi ezigayiweyo (i-SWA) kunye ne-PVC yangaphandle. Yeenethiwekhi zamandla apho kulindeleke uxinzelelo loomatshini. Ifanelekile ukufakwa phantsi komhlaba okanye kwimibhobho. -
Intambo yamandla ye-IEC/BS esemgangathweni ye-6-10kV-XLPE efakwe i-MV Middle Voltage Power Cable
Iintambo zombane ze-IEC/BS 6-10kV ze-XLPE-insulated medium-voltage (MV) ziyahambelana nemigangatho efana ne-IEC 60502-2 kwiintambo ze-XLPE-insulated kunye ne-BS 6622 kwiintambo ezixhonyiweyo.
Ii-conductors zisebenzisa i-XLPE ukuze zifumane ubushushu obugqwesileyo kunye nobushushu obuphezulu. -
Intambo yamandla ye-IEC/BS esemgangathweni ye-8.7-15kV-XLPE efakwe i-insulated MV Middle Voltage Power Cable
Iintambo zombane ze-XLPE ezifakwe i-insulation medium-voltage (MV) eziyi-8.7/15kV zenzelwe ngokukodwa uthutho lombane kunye neenethiwekhi zokusasaza.
Le ntambo ye-medium-voltage ihambelana nemigangatho ye-International Electrotechnical Commission (IEC) kunye neBritish Standards (BS).
I-8.7/15kV, ebonisa ukufaneleka kweenkqubo ezine-voltage ephezulu yokusebenza ye-15kV. I-15kV yi-voltage edla ngokuchazwa kwiintambo zezixhobo, kuquka iintambo zezixhobo zeMigodi ezomeleleyo, ezenziwe ngokuhambelana ne-IEC 60502-2, kodwa ikwanxulunyaniswa neentambo ezixhonyiweyo ezisemgangathweni waseBritane. Ngelixa iintambo zemigodi zinokugqunywa kwiRabha eqinileyo ukuze zinike ukumelana nokukrala, ingakumbi kwizicelo zokulandela, iintambo ezisemgangathweni ze-BS6622 kunye ne-BS7835 endaweni yoko zigqunywe ngezinto ze-PVC okanye ze-LSZH, kunye nokhuseleko loomatshini olubonelelwa kumaleko wezixhobo zentsimbi. -
Intambo yamandla ye-IEC/BS esemgangathweni eyi-12.7-22kV-XLPE efakwe i-insulated MV Middle Voltage Power Cable
Ifanelekile kwiinethiwekhi zamandla ezifana nezikhululo zamandla. Ingafakelwa kwiipayipi, phantsi komhlaba nangaphandle.
Iintambo ezenziwe kwi-BS6622 kunye ne-BS7835 zihlala zinee-copper conductors ezine-Class 2 rigid stranding. Iintambo ezi-single core zine-aluminium wire armor (AWA) ukuthintela i-induction current kwi-armor, ngelixa iintambo ezi-multicore zine-steel wire armor (SWA) ebonelela ngokhuseleko loomatshini. Ezi ziintambo ezingqukuva ezibonelela nge-90% yokhuseleko.
Nceda uqaphele: Isikhumba sangaphandle esibomvu sinokuba sengozini yokufiphala xa sichatshazelwa yimitha ye-UV.
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Intambo yamandla ye-IEC/BS esemgangathweni ye-18-30kV-XLPE efakwe i-MV Middle Voltage Power Cable
Iintambo zombane ze-XLPE ezifakwe i-insulation medium-voltage (MV) zenzelwe ngokukodwa ukusasazwa kwezixhobo.
I-polyethylene edityanisiweyo inika iintambo ubushushu obuhle kakhulu kunye nobushushu.