Construction
Circuit Load Balance Calculator
A 200A service split badly between phases trips the main early. Balance the load to use full capacity.
Imbalance
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- Leg A %
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- Leg B %
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- Action
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FAQ
Why does balance matter? +
A 200A main trips when EITHER leg hits 200A. If A is 180A and B is 100A, you only have 20A headroom.
How to balance? +
Move 120V breakers between left/right slots in the panel. Each row pair alternates which leg supplies it.