I-BV yokuqhawula ucingo olunzima, ukusika kunye nomshini wokugoba, lo matshini unako ukugoba iingcingo kwimilinganiselo emithathu, ngoko ke ubizwa ngokuba ngumatshini wokugoba we-3D. 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.