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#80869 - 06/09/02 07:09 PM service bonding
jerry z Offline
Junior Member

Registered: 06/09/02
Posts: 1
Loc: brooklyn new york usa
hi you guys are the best
in nec 1999 sec 250-94 method [1]
it says you bond the neutral to all service enclosures
my question is : if you anyways need to use bonding l/n,&jumpers at concentrics then whats the point in doing method [1]?

2014 / 2011 NEC & Related Books and Study Guides
#80870 - 07/10/02 09:04 PM Re: service bonding
Steve T Offline

Registered: 02/14/01
Posts: 312
Loc: Oak Park, IL, USA
So a ground fault will complete a circuit by returning through the neutral conductor and trip the breaker by having a low resistance in your circuit. If you don't bond the neutral to the enclosure a ground fault won't have any where to go until something or someone completes that circuit.


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