The classic "Base kVA Method" — converts every element's %impedance to a common kVA base and accumulates it down a radial chain (source → transformer → cable → sub-panel) to estimate available fault current at each point.
Base kVA Method — scalar %Z approximation, see caveat below
Generated
For preliminary engineering use only — always verify results against project-specific standards and a qualified engineer's review before use in a real design.