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Electrical Inspections Contains discussions about electrical systems. This includes receptacles, panels, wiring, etc.

 
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  #1  
Old 8/22/11, 8:12 PM
Jeff Merritt Jeff Merritt is offline
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Default Ground wire split at buss bar

I see this from time to time, I call it out as not best practice, how do you write it up?
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Old 8/22/11, 8:17 PM
Jim Port Jim Port is offline
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Default Re: Ground wire split at buss bar

I don't know why that was done. Looks like #6 and a #4 will fit in those holes. Improper termination technique.
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Old 8/22/11, 8:33 PM
Jeff Merritt Jeff Merritt is offline
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Default Re: Ground wire split at buss bar

It was # 6 and would not fit the hole.
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Old 8/22/11, 9:19 PM
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Christopher Currins Christopher Currins is offline
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Default Re: Ground wire split at buss bar

Not best practice, but what harm can it do?....Arcing?



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  #5  
Old 8/22/11, 9:32 PM
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Robert Meier Robert Meier is online now
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Default Re: Ground wire split at buss bar

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Originally Posted by ccurrins View Post
Not best practice, but what harm can it do?....Arcing?
Probably no harm at all. Still isn't right. I'm with Jim on this one, I've never seen a bar like that where a #6 AWG conductor wouldn't fit.
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Old 8/23/11, 12:32 AM
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Rick Strand Rick Strand is offline
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Default Re: Ground wire split at buss bar

Came across this neutral service entrance conductor termination not too long ago, my narrative was;

•The large gauge stranded neutral wire on the service entrance conductors was split into 3 and each terminated under a separate screw on the neutral bus bar. This is not in accordance with standard industry practice. Recommend that this connection be further evaluated by a qualified electrician.
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  #7  
Old 8/23/11, 7:31 AM
Jim Port Jim Port is offline
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Default Re: Ground wire split at buss bar

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Originally Posted by rstrand View Post
Came across this neutral service entrance conductor termination not too long ago, my narrative was;

•The large gauge stranded neutral wire on the service entrance conductors was split into 3 and each terminated under a separate screw on the neutral bus bar. This is not in accordance with standard industry practice. Recommend that this connection be further evaluated by a qualified electrician.
Under the NEC that is wrong. The neutral must terminate in a single connection. No need for further evaluation. It just needs correction.
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  #8  
Old 8/23/11, 9:38 AM
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Jeffrey R. Pope Jeffrey R. Pope is offline
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Default Re: Ground wire split at buss bar

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Originally Posted by Jim Port View Post
No need for further evaluation. It just needs correction.
Yep.



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