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Results tagged with code-compliance
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user 18763
For questions relating to compliance with laws and ordinances of federal, state/province and local jurisdictions. Questions should also be tagged with the specific area of construction involved.
0
votes
When is an expansion joint required for PVC service entrance conduit?
The National Electrical Code states as follow:
(B) Expansion, Expansion-Deflection, and Deflection Fittings. Raceways shall be provided with expansion, expansion-deflection, or deflection fittings wh …
- 20.6k
0
votes
Splitting a 220v line into a 110v line and a 220v line?
If you read my answer to that other question you cited and read the National Electrical Code carefully, you will see that your case was NOT necessarily a Code violation.
There is an exception that all …
- 20.6k
-3
votes
According to NEC 210.52 can this receptacle be counted as part of the required outlets in a ...
Yes. Speedy is right, But....
If you apply 210.52(A)(1)
(1) Spacing. Receptacles shall be installed such that no point measured horizontally along the floor line of any wall space is more than 1. …
- 20.6k
3
votes
In a secondary panel, are grounding and neutral bus bars required on each side of the hot bu...
I think you may be over-thinking this. You can make a connection on either bus without reaching across an ungrounded bus in that panel.
The ground and neutral bars are so located as to give you free …
- 20.6k
1
vote
Accepted
Renovation for Dummies
I like the Code-Check line of documents if you want the cliff-notes version of the codes. Like this one here.
You should still get a copy of the International Residential Code if that is what your st …
- 20.6k
5
votes
european outlets in an american building
The National Electrical Code used here in the US requires that equipment be listed, marked, or approved for the use. The requirement varies with the particular part of the electrical installation. Rec …
- 20.6k
1
vote
Accepted
Can multiple panelboard interior/cabinet combos or loadcenters be chained together to form a...
Am I correct that Code allows you to use sufficiently sized feed-through or sub-feed lugs and wiring to "daisy chain" as many panelboard interiors together as you wish to make a single super-panelboa …
- 20.6k
2
votes
Accepted
Is there anything that forbids an Article 409 industrial control panel within a dwelling unit?
In my reading of Article 409 and the scope of UL 508 I don't see anything that actually requires or prohibits a control panel's installation by occupancy.
The word "Industrial" is a misnomer in my opi …
- 20.6k
4
votes
Accepted
NEC 6/12 rule clarification
From the 2014 NEC:
210.52 Dwelling Unit Receptacle Outlets. This section provides requirements for 125-volt, 15- and 20-ampere re-ceptacle outlets. The receptacles required by this section shall be i …
- 20.6k
3
votes
Accepted
Are barrier terminal blocks or bus bars inside a junction or weather-proof box up to NEC code?
Looks good.
Well thought out and well designed.
I can't think of anything that would be a code violation. Make sure the terminal strips are identified for use with the system voltage and identified …
- 20.6k
1
vote
Space requirements for first subpanel and wiring preference
Would it be better to feed both subpanels directly from main or have 1st subpanel off main and 2nd subpanel off 1st subpanel?
You should feed them separate not daisy-chained.
That way the second …
- 20.6k
2
votes
Code requirements for adhering wall light to electrical box - does the light need to be atta...
Actually, the code requires larger (heavier than 50 lbs) fixtures to be mounted separate from the junction box. This one is not that heavy but as long as the wires are not exposed it should pass inspe …
- 20.6k
1
vote
20 amp circuit and GFCI outlets everywhere
It seems you have poked a hornet's nest.
I use and advocate 20 amp circuits for receptacles and 15 amps for lighting.
Recently, with LED lighting, lighting circuits draw much less than they used to. …
- 20.6k
9
votes
Accepted
Are five conductor wire runs (two neutrals) for two circuits still considered a "multi-wire ...
In this case, is the run still considered a multi-wire circuit for NEC purposes?
Short answer: No
Here is the relevant Code definition:
Branch Circuit, Multiwire. A branch circuit that consi …
- 20.6k
4
votes
Accepted
Tying additional lights to entryway light -- does that violate any codes?
[see my edit below] No, Arc Fault Circuit protection is not required on lighting circuits. Article 210.12 reads in part:
210.12(A) Dwelling Units. All 120-volt, single-phase, 15- and 20-ampere br …
- 20.6k