NEC Cable Sizing WindowSave PDFSave selected topicSave selected topic and subtopicsSave all topicsShareShare to emailCopy topic URLLast UpdatedMar 15, 20221 minute readEngineeringElectrical The NEC Cable Sizing window includes the load, supply and cable configuration data fields. Related LinksNEC - Load DataNEC - Supply DataNEC - Cable Installation DataNEC - De-rating FactorNEC - Fault Protection TabNEC - Short Circuit TabNEC - Earth Current TabNEC - Sizing Result Tab