Arc fault

Jcamp28

New User
Location
Iowa
Occupation
Electrical
Can someone please help me understand how to do arc fault calculation for a service? Any help would be much appreciated!
 

augie47

Moderator
Staff member
Location
Tennessee
Occupation
State Electrical Inspector (Retired)
I'm not aware of any such calculation. I imagine you are referencing the Short Circuit Current available and the AIC Ratings of the service equipment.
IF so, the 1st step normally is to obtain the SCA from your power company.
Once you have that the Bussmann FC² app that is available will often assist you thru the steps.

If in fact that is what you are referencing, here is one of many guides available:
 
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