BV ndeye-single-core copper wire, iyo yakaoma uye isingaite pakuvaka, asi ine simba rakawanda.BVR iwaya yemhangura yakawanda, yakapfava uye yakapfava pakuvaka, asi ine simba rakaderera.BV single-core copper wire - kazhinji kunzvimbo dzakatarwa, BVR waya imhangura-musimboti PVC yakavharidzirwa inochinjika waya, iyo inoshandiswa panguva apo iyo yakagadziriswa wiring inoda kupfava, uye inowanzoshandiswa mune dzimwe nguva paine kufamba kushoma.Mukuwedzera, ikozvino kutakura kukwanisa kweBVR multi-strand line yakakura kudarika iyo ye-single-strand line, uye mutengo wakakwirirawo.Kazhinji, BVR inogona kushandiswa kune tambo mukati mekhabhineti, isina simba rakakura kudaro, iro rakanakira wiring.
BV/BVR waya ndidzo dzinonyanya kushandiswa waya dzemumba.Tichitora imba nyowani ye100 square metres semuenzaniso, iyo copper core BV waya ye4mm² square millimeters ndeye 200 metres,
400 metres ye2.5 mm², 300 metres ye1.5 mm², uye 100 metres ye1.5 mm² yecopper core BV two-color wire.Izvo zviri pamusoro hazvisi zvekushongedza sirin'i, kana iwe uchida kuve nesirin'i, mutsara we1.5 mm² unofanirwa kuve wakawanda.