How to Select the Correct Earthing Cable Size (Step-by-Step Guide)
Copper, PVC insulated, ( I = 5000A ), ( t = 0.2s ) how to select earthing cable size
[ S = \frac\sqrtI^2 \times tk ]
Selecting the wrong earthing cable size can lead to equipment damage, fire, or fatal electric shock. The earthing conductor must be sized to safely carry fault current long enough for the overcurrent device (breaker or fuse) to trip. How to Select the Correct Earthing Cable Size