If you need to do a quick verification or are studying, here is the basic logic the calculators use:
A common modern use for an AS3008 calculator is determining the right cable for . For example, when installing a high-power charger, the calculator helps navigate common requirements: Charger Rating Typical Current Suggested Cable (Standard Run) 7.2 kW (Single Phase) 6mm² or 10mm² 22 kW (Three Phase) 32A per phase 10mm² or 16mm² calculator as3008
: Accounts for ambient temperature and "grouping" (where multiple cables running together generate more heat). If you need to do a quick verification
Compare your $V_d$ result against the maximum allowable drop (e.g., 5% of 230V = 11.5V). If the drop is too high, you must select a larger cable size and repeat Step C. If the drop is too high, you must
: Helps find the most efficient cable size, preventing "over-engineering" where unnecessarily expensive, heavy cable is used. Key Features of a Standard AS3008 Calculator