O dara fun gbigbe wiwọn ti resistance idabobo (IR), ipin gbigba (DAR), atọka polarization (PI), jijo lọwọlọwọ (Ix) ati agbara gbigba (Cx) ti gbogbo iru ohun elo foliteji giga, pẹlu switchgear, awọn oluyipada, reactors, capacitors, Motors, Generators ati kebulu, ati be be lo.