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Final Arc Current Equations and Calculator per IEEE 1584-2018

Electrical and Electronics Design and Engineering

Final Arc Current Equations and Calculator per IEEE 1584-2018

Related:

Arc Flash Hazard Calculations Procedure and Considerations For Medium Voltage System 

The final arcing current, incident energy, and arc-flash boundary for a specific open-circuit voltage, 208 V ≤ Voc ≤ 600 V.

Preview: Final Arc Current Equations and Calculator per IEEE 1584-2018

Final Arc Current Equations and Calculator per IEEE 1584-2018

Where:

Iarc= rms arcing current for Voc ≤ 600 V (kA)
Voc = Open Circuit Voltage (kV)
Iarc_600 = rms arcing current for 600 V (kA)
Ibf = bolted fault current for three-phase faults (symmetrical rms) (kA)

Reference:

IEEE 1584-2018

Verify results and send feedback if a discrepancy is found.


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