wobblybob
Member
- Location
- Lancaster, Pa, USA
Is a 480 volt 3 phase delta connected system always required to be grounded?
Sent from my iPhone using Tapatalk
Sent from my iPhone using Tapatalk
480 volt 3 phase
- Thread starter wobblybob
- Start date
- Status
- Location
- New Jersey
- Occupation
- Journeyman Electrician
For 3Ø, 3 wire no, take a look at 250.20(B).
- Status