The square of the solar cable is a nominal value stipulated by the national standard. The square of the wire actually marks the cross-sectional area of the wire, that is, the area of the circular cross-section of the solar cable, in square millimeters. The user selects the wire and cable according to the load of the wire and cable. How does the wire see the square number? How is the square of the wire calculated?
There are three standards commonly used internationally for solar cable specifications: American (AWG), British (SWG) and ours (CWG). How does the solar cable see the square number? A few squares is a nominal value stipulated by the national standard, and a few squares is the user's choice of solar cable according to the load of the wire and cable. The number of squares of solar cable is a verbal term in the renovation of hydropower construction. The number of squares of wires that are often said is no unit, that is, solar cable millimeters. The square of the wire actually refers to the cross-sectional area of the wire, that is, the area of the circular cross-section of the wire, in square millimeters.
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