Arc Flash Calculator

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Arc Flash Calculator

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Use this convenient tool to view a sampling of arc flash hazard calculations and the impact of various system changes on arc flash energy levels and personal protective equipment (PPE) requirements.


Equipment Type 
Bolted Fault

10 kA

Clearing Time

1 sec [60 cycles]
Working Distance

18 inches
System Voltage

0.48 kV

* NOTE: This is a demonstration tool only and is not meant to be used to calculate arc flash values for personnel protection.


Arc Boundary
119.8 inches

Incident Energy
19.6 cal/cm2

Clothing Class
#3 - Cotton underwear plus FR shirt and FR pants plus FR coverall

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