parallel neutrals

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domnic

Senior Member
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Electrical Contractor
I been a master license electrical contractor for 35 years residential, commercial, industrial, i have never seen parallel neutrals cause a problem . I never heard of a problem by any other electrician or contractor . can any body give a real life example of a problem they had with this. ( not something they red somewhere )
 
"Problems" in what context? And how many in parallel (2, or a n+1 setup)?
 
I think he's asking about situations where a GES is bonded to the neutral in multiple locations.

Roger
 
If the ground and neutral or bonded at many points, you could have a problem with AFCI and GFCI breakers/devices.

Why run a GEC at all if your going to bond at every panel?


“ shoot low boys their riding shetland ponies”
 
If the ground and neutral or bonded at many points, you could have a problem with AFCI and GFCI breakers/devices.

Why run a GEC at all if your going to bond at every panel?


“ shoot low boys their riding shetland ponies”
Not necessarily. The problem occurs when the bonding occurs on the load side of the breaker or device.

We are still not sure what his situation is or what brings up the question.
 
I have never heard of it causing a problem as long is you don't run in same conduit because of the derating chart where 4-6 current carrying conductors are derated to 80 percent
 
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