How to Calculate Busbar Size | Simple Current-Based Method
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YouTubeWije Electrical
How to Calculate Busbar Size | Simple Current-Based Method
Busbar size is selected based on the load current and allowable current density. This quick guide shows the basic formula to calculate copper or aluminum busbar size using current rating. Formula: Busbar Area (mm²) = Load Current (A) ÷ Current Density (A/mm²) Typical current density values: • Copper busbar: 1.2 – 1.6 A/mm² • Aluminum ...
3.2K views5 months ago
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