2.1 Single-core Coaxial Cable (SC Cable)2.2 Pipe-enclosed Type Cable (PT Cable)2.3 Arbitrary Cross-section Conductor2.4 Semiconducting Layer Impedance2.5 Discussion of the Formulation2.6 EMTP Subroutines “Cable Constants” and “Cable Parameters”Appendix 2.AImpedance of an SC Cable Consisting of a Core, a Sheath and an ArmorAppendix 2.BPotential CoefficientAppendix 2.CInternal Impedances of Arbitrary Cross-section ConductorAppendix 2.DDerivation of Semiconducting Layer ImpedanceReferences