Load Calculations (Article 220)

3 VA per square foot is the number that starts every dwelling calc.

Load calculations show up on nearly every journeyman and master exam, and they're worth big points because each problem chains several sub-answers together. Miss step one and the rest falls apart.

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What you'll learn

Module 1
General Lighting & Small Appliance Loads
220.14 general lighting, small-appliance and laundry circuits.
2 lessons · 4 questions
Module 2
Demand Factors & Service Sizing
Table 220.42 demand factors, neutral load, and sizing the service from the demand load.
2 lessons · 4 questions