Calculation method
- 1. Storage duty (kW) = target pallets × kW/pallet (0.048 chilled · 0.060 pharma · 0.075 frozen · 0.115 deep)
- 2. Throughput duty (kW) = target inbound pallets/day × pull-down factor (0.35 chilled · 0.30 pharma · 0.85 frozen/deep)
- 3. Door duty (kW) = doors × (1 + throughput growth) × 6 kW
- 4. New peak = storage + throughput + door duty; gap = peak − installed duty
- 5. Utilisation = peak ÷ installed: > 115% upsizing likely · 85–115% review · < 85% may absorb growth
Inputs and results are in pallets and kW. Imperial equivalents: 1 kW = 3,412 BTU/h = 0.284 TR (tons of refrigeration).

