Maximum Demand Calculation 💯 Simple

Reviewed by: Senior Electrical Engineer Subject: Application of AS/NZS 3000 / IEC 60364 & Load Estimation Software

[ MD_total = \frac\sum_i=1^n MD_individual\ feeder\ iDiversity\ Factor ] maximum demand calculation

Where Diversity Factor ≥ 1.

Example:

Golden Rule: kVA = kW / Power Factor. A low PF (e.g., 0.7) means your kVA demand is 43% higher than your kW demand. Golden Rule: kVA = kW / Power Factor