Article 680 feeders for pool sub panel

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baxter

New member
Does this section require feeders to a swimming pool sub-panel, in a single family home, to be in conduit in the attic from the main panel or can it be in sheathed cable
 

pierre

Senior Member
Re: Article 680 feeders for pool sub panel

Hello Baxter

680.25(A) is where you will find the wiring methods permitted, they are all raceways. There is one exception and that is for 'an existing feeder'.
Jeez in the attic, must be one deep pool?

Pierre
 
A

a.wayne3@verizon.net

Guest
Re: Article 680 feeders for pool sub panel

It depends on local jurisdiction,here we can use nm to feed a pool panel but in the tampa city limits we must have pipe.check with local inspectors to find out what they require
 

pierre

Senior Member
Re: Article 680 feeders for pool sub panel

Hello Allen

Has your jurisdiction adopted the NEC with amendments? If not I think you would need 'written special permission' to use NM cable for a feeder to a pool panel. I am not positive, but I think it is because of the deteriorating effects of chlorine on the NM cable sheath.

Pierre
 

bill addiss

Senior Member
Re: Article 680 feeders for pool sub panel

baxter,

There's not enough specific information here to give any definite answers.

Bill
 
A

a.wayne3@verizon.net

Guest
Re: Article 680 feeders for pool sub panel

Pierre we have adopted the 2002 nec......I have not found in it that nm canot be used as a pool panel sub feed,we have a jurisdiction In the city of Tampa that requires pipe for a pool panel.....
As far as the chlorine goes doesnt the potting compound required in the light niche stop that from becoming a corrosive in the panel ?????
 

bphgravity

Senior Member
Location
Florida
Re: Article 680 feeders for pool sub panel

Usually the concern with NM cable to pool equipment is the fact that the grounding conductor is not insulated. However, 680.21(4) covers that problem.

The issue we get into is the fact that alot of electricians like to run the NM in the attic, and then stub it out the soffit and down the wall in RNC or EMT. The problem is NM is listed for wet locations and the debate over whether NM can be installed in a raceway or not.

I personally dont see a problem with it and would perform the practice myself. Its funny, Florida is suppose to be "jurisdiction" free, but I continuously here of issues regarding particular areas still trying to enforce local code. :(
 

pierre

Senior Member
Re: Article 680 feeders for pool sub panel

Baxter's question asks about 'feeders'. 680.25 refers to feeders. I do not have my 2002 NEC here, so I will quote EC&M's book, page 48
Any feeder on the supply side of the branch circuit panelboard serving a pool where the feeder is on the load side of the service or the load side of the separately derived system must be installed using one of these wiring methods:
Rigid metal conduit (RMC),
Intermediate metal conduit (IMC),
Rigid nonmetalic conduit (RNC), or
Electrical metal tubing(EMT)
Like I mentioned before the only exception is for 'existing'.
Am I completely reading this wrong? :confused:
This is strictly enforced in the jurisdiction where I work.
I also left the handbook at work, but I believe the information is the same in it.

Pierre
 

bill addiss

Senior Member
Re: Article 680 feeders for pool sub panel

Pierre,

I don't think you're reading it wrong. I think your responses were great. I wish in circumstances where there are exceptions or more than one possible answer that the asker would supply more information so that at least we could have some closure. :)

Bill
 
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