ATS's

[twayne]

1.What is the advantage of a 4 pole ATS over 3 pole? Why break the neutral?

 

[ron]

Re: ATS's

Depends on what the sources are, and if you wish for them to be separately derived sources.
Switching the neutral is needed if you have GF protection on either source.

 

[charlie b]

Re: ATS's

This is essentially a duplicate of a previous question. I'm closing this one. Please continue the discussion here.