25kV CU 133% TRXLPE Okugcwele Okumaphakathi kwe-LLDPE Primarysed ukuze kusatshalaliswe ngaphansi komhlaba kumasistimu emisele afanele ukusetshenziswa ezindaweni ezimanzi noma ezomile, ukungcwaba okuqondile, ipayipi elingaphansi komhlaba, nalapho kuchayeke elangeni.Izosetshenziswa ku-25,000 volts noma ngaphansi futhi emazingeni okushisa e-conductor angeqi ku-90 ° C ekusebenzeni okujwayelekile.