He kūpono ia no ka lawe ʻana i ke ana ʻana o ka insulation resistance (IR), absorption ratio (DAR), polarization index (PI), leakage current (Ix) a me ka absorption capacitance (Cx) o nā ʻano mea hana kiʻekiʻe kiʻekiʻe, me ka switchgear, transformers, reactors, capacitors, motors, generators and cables, etc.