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Demand Load Calculation

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    • Revit MEP iconRevit MEP

    Revit MEP calculates a demand load once a demand factor for an electrical device/panel is available.

    Demand Load Calculation example

    Demand Factor Rule

    • Largest Motor: 125%
    • 2nd Motor: 100%
    • 3rd Motor: 75%
    • 4th Motor: 50%

    Demand Loads On

    • A: 1.25* 20 + 1 *20 + .75 * 20 + 0.5 * (10 + 10 + 5 + 5 + 5 + 5) = 80 HP
    • B: 1.25*20 + 1* 5 + 0.75 * 5 + 0.5 * (5 + 5) = 38.75 HP
    • C: 1.25 * 10 + 1 * 10 = 22.5 HP
    • D: 1.25* 20 + 1 * 20 = 45 HP
    • E: 1.25* 20 + 1 * 5 = 30 HP