All Questions
Tagged with receptacle grounding
92
questions
3
votes
3
answers
968
views
Converting NEMA 10-30 to 14-30 using ground from adjacent 15 amp receptacle
In the picture is the NEMA 10-30 I want to change for the safer grounded 14-30. I learned of the danger of this old receptacle here As you can see in the picture there's a ground that I can use to put ...
3
votes
3
answers
131
views
Why do electrical fixtures with multiple live/neutral terminals have only one earth terminal? [duplicate]
As can be seen in this illustration:
I became curious about this while rewiring my house recently, in which I've installed a lot of these. Live and neutral almost always tend to have paired line and ...
3
votes
1
answer
314
views
What to do with ground wire downstream from ungrounded GFCI?
I am replacing an ungrounded receptacle with a GFCI receptacle, and I will be adding two new receptacles downstream from the GFCI receptacle.
In another post, someone had quoted from one of the code ...
1
vote
2
answers
126
views
Ground backstabbed into neutral with neutral on ground terminal on a series outlet?
1960s build, electrical redone with a 200 A Siemens panel (where each breaker is labeled with/serves two circuits) about 15ish years ago.
Replacing a receptacle, I came across this series outlet with ...
0
votes
0
answers
111
views
14 volts on bare copper ground wire at light switch with breaker off & low volts on hot wire with breaker on
so I have two light switches on each end of our hallway that controls the hall lights (3 way switches). For years it hasn't worked or one of the switches were bad, because you could wiggle it, and the ...
3
votes
1
answer
274
views
Two prong outlet with a bare ground wire attached to the neutral?
This is not the "normal" problem of a bootlegged ground.
We have a standard old outlet box with some cloth wires, but also some bare (I think) aluminium wire hooked up to the neutral.
See ...
11
votes
3
answers
2k
views
Is this outlet safely grounded?
I was replacing one of the outlets in the kitchen in my home and I noticed the ground wire goes to a screw on the back plate of the outlet box, and a green ground wire runs from the same screw on the ...
0
votes
2
answers
559
views
Self-grounding clip
If a receptacle has a self-grounding clip and is being installed in a metal box, but the metal box does not have ground, does the clip itself provide ground?
1
vote
0
answers
48
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2 out of 3 sets of (black) wires in receptacle are hot
I am trying to replace old receptacles in my 1952 home.
None of the receptacles have ground wires, so I am replacing the first ones on the line to protect the ones connected to the load using a GFCI ...
0
votes
2
answers
385
views
Can I ground a receptacle without a ground coming from the power?
So I am adding new receptacles to my house that was built in the 50’s so some of the wiring only has a hot and a neutral with no ground but at one point the kitchen was remodeled and I noticed that ...
12
votes
2
answers
2k
views
Should a device with a non-polarized plug touching hot and ground trip a breaker?
I have the following:
a NEMA 5-20 receptable (typical 20amp grounded receptacle) mounted in an exposed work cover on a metal box fed with 12ga conductors through EMF.
a typical string of holiday ...
7
votes
1
answer
2k
views
How important is a grounded stove outlet?
Apologies if covered elsewhere... My place has the old-style three-prong 240V stove outlet, two phases plus neutral. This means the stove (recent, induction) doesn't have a safety ground. The closest ...
0
votes
2
answers
135
views
Condo grounding connections between 230v and 115v service [duplicate]
My apartment in Spain has a 230v entry power distribution panel. There is a ground wire run to all 230v outlets. The panel also feeds a large, ie greater than 30kva step down 230v to 115v floating ...
0
votes
2
answers
5k
views
Should I use /2 or /3 cable for a NEMA 6-20R oulet?
I need to wire up a NEMA 6-20R and have both 12/2 and 12/3 cable available to me. Most diagrams I’ve seen show the hot’s to the horizontal spades (X and Y) and the bare ground to the Ground lug on the ...
0
votes
1
answer
303
views
Bathroom GFCI reading as ungrounded, but upstream receptacles test as grounded
I've got a GFCI outlet in my bathroom that tests ungrounded. Receptacles upstream of it test grounded and receptacles down stream test ungrounded, so it seems to be the breaking point.
It trips just ...