( I = \frac{10,000}{\sqrt{3} \times 415 \times 0.85} \approx 16.4 \text{ Amps} )
( \frac{19.2}{415} \times 100 = 4.6% )
Disclaimer: This post is for informational purposes. Always refer to your local electrical code (NEC, IEC, BS) and consult a licensed electrical engineer for critical installations. cable rating calculation
You look at your cable table. 29A means you need a (approx AWG 10) copper cable for the thermal rating. ( I = \frac{10,000}{\sqrt{3} \times 415 \times 0