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#1
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NEC question
Running a 110 v pond pump wiring underground. I will use plastic
conduit underground. Can I continue the plastic conduit above ground to box? Thank you, Seamus J. Wilson |
#2
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sligo wrote:
Running a 110 v pond pump wiring underground. I will use plastic conduit underground. Can I continue the plastic conduit above ground to box? Thank you, Seamus J. Wilson Yes, as long as the conduit is not exposed to possible damage. The box must be separately supported (sturdy post), not by the conduit. Jim |
#3
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Running a 110 v pond pump wiring underground. I will use plastic
conduit underground. Can I continue the plastic conduit above ground to box? A conditioned "yes". If it is marked sunlight resistant it is designed to be run above ground. The good news is I have not seen any grey PVC (Rigid Nonmetalic Conduit) that was not listed for above ground and underground at any of the home stores. It should be fine. Provide a post or other support when it leaves the ground and to hold the box. Your burial depth is a minimum of 12" for a residential GFCI protected 120v 15 or 20a circuit. Otherwise RNMC should be 18". |
#4
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The informative responses are appreciated.
Thank you, Seamus j. "Greg" wrote in message ... Running a 110 v pond pump wiring underground. I will use plastic conduit underground. Can I continue the plastic conduit above ground to box? A conditioned "yes". If it is marked sunlight resistant it is designed to be run above ground. The good news is I have not seen any grey PVC (Rigid Nonmetalic Conduit) that was not listed for above ground and underground at any of the home stores. It should be fine. Provide a post or other support when it leaves the ground and to hold the box. Your burial depth is a minimum of 12" for a residential GFCI protected 120v 15 or 20a circuit. Otherwise RNMC should be 18". ---------------------------------------------------------------------------- ---- |
#5
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"sligo" wrote in message news:uowdd.56058$kz3.5056@fed1read02... Running a 110 v pond pump wiring underground. I will use plastic conduit underground. Can I continue the plastic conduit above ground to box? Thank you, Seamus J. Wilson All answers are good UNLESS your in the sun belt. I have never seen any PVC last more than 5 years in Arizona when exposed to the sun. If you in the sun belt use an wrapped rigid elbow to turn up. You will probably move on before you would have trouble with it. Make sure you supply wire can handle the voltage drop. --- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system (http://www.grisoft.com). Version: 6.0.775 / Virus Database: 522 - Release Date: 10/8/2004 |
#6
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I have never seen any PVC
last more than 5 years in Arizona It's getting better, I have some that is doing fine in South Florida and it is pretty sunny here. I cornered the Carlon guy at a building official conference and he did admit they were still using the old formula on conduit body covers and straps. (they were not in the listing for some reason) |
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