Electrical engineers document a line set of conductors in schematics, specifying gauge, insulation, routing
https://ricardoajvb121.iamarrows.com/choosing-copper-line-set-insulation-for-hot-and-cold-regions
Electrical engineers document a line set of conductors in schematics, specifying gauge, insulation, routing, and separation to meet ampacity, noise immunity, and EMC standards in complex assemblies.