The document describes several aspects of the conductors for electrical cables
Class
This refers to the flexibility and thermal effects i.e temperature of a conductor.
• Class 1: … 展开

This document and its precursors were created due to a need for a standard definition of cable conductor size. The main problem being that not all copper has the same resistivity value, so, for example, a 4 mm conductor from two different suppliers may have … 展开

• "IEC 60228" at International Electrotechnical Commission 展开

• Circular mil, Unusual unit used as the North American Electrical industry standard for wires larger than 4/0.
• American wire gauge (AWG), used primarily in the US and Canada
• Standard wire gauge (SWG), the British imperial standard BS3737, … 展开