How To Select Earthing Cable Size ❲QUICK · 2024❳
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.
Copper, PVC insulated, ( I = 5000A ), ( t = 0.2s ) how to select earthing cable size
| Conductor material | PVC insulation (70°C) | XLPE (90°C) | Bare copper | |-------------------|----------------------|-------------|-------------| | Copper (Cu) | 115 | 143 | 226 | | Aluminum (Al) | 76 | 94 | 148 | Selecting the wrong earthing cable size can lead
How to Select the Correct Earthing Cable Size (Step-by-Step Guide) ( I = 5000A )