β‘ Short-Circuit Calculator
Per-unit method Β· ANSI/IEEE simplified Β· For preliminary estimates only
π Reset
System Base kVA:
Base kV (Source):
β This tool is for preliminary estimates only. Results must be reviewed by a Licensed Professional Engineer.
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1. Select Source
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Utility Source
β
Infinite Bus
π
Generator
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2. Add Components
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Transformer
γ°οΈ
Conductor
βοΈ
Motor Contribution
β Select a source to begin
π
One-Line Diagram
π’ Show Math
β‘
Select a source on the left to begin building your circuit.
π
Fault Current Summary
Bus
Voltage (kV)
Z Total (pu)
X/R
Isc β Source
+ Motor Contribution
Total Isc
π’
Per-Unit Calculation Details
Add Component
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