I-BV yokuqhawula ucingo olunzima, umatshini wokusika kunye nokugoba, lo matshini unokugoba iingcingo kwimilinganiselo emithathu, ngoko ubizwa ngokuba ngumatshini wokugoba we-3D. iikhabhinethi zokulawula, njl. Iingcingo ezigobileyo zilula ukulungiselela nokugcina indawo. Benza kwakhona imigca ecacileyo kwaye ilungele ukulungiswa okulandelayo.
Ukucutshungulwa kobukhulu bocingo uMax.6mm²,ukuqhawula ucingo oluzenzekelayo, ukusika kunye nokugotywa ngokwemilo eyahlukileyo,Ixesha lokuhamba ngokwewotshi nangokunxamnye newotshi, idigri yokugoba ehlengahlengiswayo, 30degrees, 45 degree, 60 degrees, 90 degrees.