Farm electrical equipment

Total load calculation and generator/transformer sizing

Farm consumers

Total load78.5 кВт
With 0.7 simultaneity54.9 кВт
Generator (+30% margin)71.4 кВт

Total load is calculated with a simultaneity factor ~0.7 (not everything runs at once). Generators are sized for peak load + 30% margin for motor starting currents (pumps, fans, compressors start at ×3–7 nominal). Three-phase is mandatory for pumps >5 kW and grain dryers. For frequent outages — ATS (automatic transfer switch).