ʻO BV kahi uea keleawe hoʻokahi, he paʻakikī a paʻakikī hoʻi no ke kūkulu ʻana, akā he ikaika kiʻekiʻe.ʻO BVR kahi uea keleawe he nui, he palupalu a maʻalahi no ke kūkulu ʻana, akā he haʻahaʻa haʻahaʻa.ʻO ka uea keleawe BV hoʻokahi-core - maʻamau no nā wahi paʻa, ʻo ka uea BVR he uea maʻalahi PVC insulated copper-core, i hoʻohana ʻia i nā manawa kahi e pono ai ka wili paʻa i ka palupalu, a hoʻohana maʻamau i nā manawa e neʻe iki ai.Eia kekahi,ʻoi aku ka nui o ka mana o ka BVR multi-strand i kēia manawa ma mua o ka laina laina hoʻokahi, aʻoi aku ka kiʻekiʻe o ke kumukūʻai.ʻO ka maʻamau, hiki ke hoʻohana ʻia ʻo BVR no nā kaula i loko o ke keʻena, me ka ʻole o ka ikaika nui, kahi kūpono no ka wili.
ʻO nā uea BV/BVR nā uea hale i hoʻohana nui ʻia.ʻO ka lawe ʻana i kahi hale hou o 100 square square ma ke ʻano he laʻana, ʻo ka uea keleawe keleawe BV o 4mm² square millimeters he 200 mika,
400 mika no 2.5 mm², 300 mika no 1.5 mm², a me 100 mau mika no 1.5 mm² o ka uea keleawe BV elua kala.ʻAʻole ʻo ka mea i luna nei ka mea hoʻonaninani kaupaku, inā makemake ʻoe e loaʻa kahi kaupaku, ʻoi aku ka nui o ka laina o 1.5 mm².