Maximum Demand Calculation _verified_ Direct

| Mistake | Consequence | Correction | |---------|-------------|-------------| | Using connected load instead of MD | Oversized transformers, cables | Apply demand factors | | Ignoring diversity | Unnecessarily high MD estimate | Use actual operation patterns | | Wrong demand interval | MD mismatch with utility tariff | Confirm interval with utility | | Ignoring power factor | Undersized kVA rating | Always convert kW to kVA | | No future allowance | Early overload | Add 20–30% spare capacity | | Using same DF for all loads | Inaccurate MD | Categorize loads correctly |

Calculating maximum demand isn't just about following regulations like BS 7671 (UK) or AS/NZS 3000 (Australia/NZ) . It is vital for: maximum demand calculation