New answers tagged grounding
3
votes
Accepted
Why Surge Protection Device (SDP) fails and how to deal with that
A whole-house surge protector, or surge protection device (SPD), is designed to pass extra electricity higher than a certain voltage limit. In fact it is always passing electricity, since the MOV ...
1
vote
Replacing a 4-gang standard switches with smart Kasa switches
How do I connect all the neutral white wires from the switches to the white neutral bundles in the box? There are too many wires to fit within one cap. Do I split into two or three caps and make sure ...
4
votes
Can I use a 6AWG ground wire for a 100A feeder that has a section SER 1-1-1-3 and a section THHN?
Note ThreePhaseEel's comment about SER/ TC-ER dual rated cable,good to run without conduit inside a house, and also inside a conduit outdoors.
Any issues with using a 6 AWG Aluminum ground?
That's ...
1
vote
How to Ground flexible metal conduit (FMC)
The listed connector used to attach the flexible conduit to the (grounded) box is all that is needed to ground the conduit. The conduit only needs to contain a single Equipment Ground Conductor (EGC) ...
1
vote
Does adding an explicit ground wire to EMT conduits provide any advantages?
Does adding an explicit ground wire to EMT conduits provide any advantages?
EMT conduit does not pass an absolute ground, since it's couplings are friction fit, so including a ground wire along with ...
8
votes
Does adding an explicit ground wire to EMT conduits provide any advantages?
EMT for ground relies on
Scratching the paint off, adequately, from breaker panels or other painted boxes to which it is attached,
Set screws being tight, rust-free, etc.
the system remaining intact ...
10
votes
Does adding an explicit ground wire to EMT conduits provide any advantages?
If the conduit might be damaged because it is run somewhere you might step on it for example then an explicit ground wire is required.
Otherwise the upside is that you then don't have to rely on the ...
0
votes
Do I need to ground black gas pipe?
I don't see why some type of electrical grease at the point the pipe is bonded wouldn't prevent corrosion. There's multiple types of conductive greases made for the purpose of allowing current flow ...
1
vote
Common ground wire for multiple circuits with different wire sizes
Having multiple circuits share a grounding wire is A-OK
NEC 250.122(C) permits you to have multiple circuits in the same conduit or cable share a single grounding conductor:
(C) Multiple Circuits
A ...
1
vote
How far does my grounding wire wander?
There's no telling in any specific case.
In most cases it's not going to be buried very deep, so you could excavate the grounding conductor (carefully, by hand) to verify its path. Most likely it runs ...
7
votes
Ground has power
You have a broken neutral wire, or a non-connected (disconnected, loose connection that's come apart) neutral connection. Broken wires (away from junction boxes) are rare, so it's most likely a bad ...
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