nietzj
Senior Member
- Location
- St. Paul, Minnesota
- Occupation
- Electrician
I have a project to replace a bank of back up batteries. The batteries can be isolated but obviously they generate their own power supply. Any idea how to calculate the correct arc flash risk category with DC?
Total fault current 98,358 amps
Individual string fault current 32,786
Battery resistance .000061 ohms
2 volt battery cells.
Total fault current 98,358 amps
Individual string fault current 32,786
Battery resistance .000061 ohms
2 volt battery cells.