Ive never busted apart an outlet, but its got continuity between the neutral and ground, is the bus between the two slightly resistive like higher cost ospf path to keep the current on the neutral?
On Thu, Feb 16, 2017 at 12:06 PM, Chuck McCown <ch...@wbmfg.com> wrote: > Except in three phase, in three phase the neutral may or may not have much > current on it. Sometimes it may not even exist. > > *From:* Chuck McCown > *Sent:* Thursday, February 16, 2017 11:03 AM > *To:* af@afmug.com > *Subject:* Re: [AFMUG] APC Site Wiring Fault > > The neutral and ground have totally different jobs to do. The neutral is > the return path and has the exact same (should be exact same) current at > the hot. It works. > > The ground should not have any current. It does not work. It is a storm > drain. If there is a fault it conducts the fault current and helps the > circuit breaker blow. The only place you can treat them the same is at the > service entrance where there is a ground rod. > > *From:* That One Guy /sarcasm > *Sent:* Thursday, February 16, 2017 10:46 AM > *To:* af@afmug.com > *Subject:* Re: [AFMUG] APC Site Wiring Fault > > I did not know this about sub panels > I see alot of times where the electricians run the ground and neutral into > the same hole > Im guessing in this case calling in that electrician to investigate > wouldnt do alot of good > but since theyre bonded at the service panel if they do that is it OK? > > On Thu, Feb 16, 2017 at 10:49 AM, Seth Mattinen <se...@rollernet.us> > wrote: > >> On 2/16/17 08:38, Chuck McCown wrote: >> >>> But they run back to two different bars. The neutral bar and the ground >>> bar. Then normally those two are bonded and the ground bar goes to the >>> building entrance ground rod. Any bad connection coupled with decent >>> amount of current causes voltage differences. >>> >> >> >> Bonded only at the service entrance and separate at sub-panels; that's >> important. >> >> Also worth considering: there was a time when separate ground conductors >> wasn't required and it was OK to use the metal conduit itself as the ground >> path. This is no longer allowed because over time conduit fittings can >> loosen and make the ground bad, possibly intermittently. >> >> ~Seth >> > > > > -- > If you only see yourself as part of the team but you don't see your team > as part of yourself you have already failed as part of the team. > -- If you only see yourself as part of the team but you don't see your team as part of yourself you have already failed as part of the team.
