Distribution and use of electricity throughout the home. Electrical standards vary greatly worldwide, so providing your location in your question or your profile helps ensure you get answers that are relevant to you.

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1answer
45 views

Is there a way to install a fan switch for a ceiling fan that doesn't have a fan wire?

Just a general question, as I was installing our new ceiling fan last night. From the ceiling, there is a white wire and a black wire (and the bare copper). I attached the two green/white wires to the ...
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2answers
8k views

How to properly ground a subpanel in detached building?

I Will be installing a subpanel in a detached garage. The subpanel will be 60 amp. The garage is about 30' from the main-panel in-house, and I will of course get an exact length before selecting the ...
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1answer
21 views

Wire identification

I've been digging into an addition to my house from the early 1970s (final permit signature dated 1973). It uses individual wires in flexible conduit from the panel through the crawl space, and NM in ...
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2answers
31 views

New switch keeps tripping breaker

I am attempting to enable a light switch in a bedroom that had the wiring but had no ceiling light fixture and no switch (just blank plate). However, I am running into an issue and I want to seek ...
0
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1answer
31 views

Should I replace a GFI in my kitchen that will not reset?

I have three wall plugs fed into a 15A wall GFI. One of the outlets has a refrigerator with a two pronged plug. When plugging in a toaster oven and countertop grill the circuit tripped and will not ...
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1answer
115 views

Help wiring Bathroom fan

I am not 100% sure how to wire my new bathroom fan, and I am looking for a little guidance. (This is for a NuTone QTN130LE1) Here are the existing wires in the attic. I have a white wire, a black ...
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1answer
21 views

100 amp disconnect

I have a 100 amp disconnect box after my meter and prior to my main box. I run 4 wires from disconnect to main. The ground and neutral are connected in the disconnect box and isolated in the main ...
0
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1answer
31 views

Electric Shock from concrete pad

MY band recently played a gig at a friend's farm. We set up on a concrete pad behind his barn. I received my first shock when I set my arm on the top of my guitar amplifier. It was a hot sunny day and ...
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4answers
9k views

Why does the circuit breaker for my bedroom continue to trip without any visible event after a power loss?

The 20A breaker for my bedroom will trip whenever we have a power outage at my house. If you reset it, it will trip again after an interval, say 5~10 seconds. The longer you wait to reset it, the ...
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8answers
18k views

How can I get a shock from a circuit when the breaker is off?

While I was replacing an old outlet, I received a shock from something in the box. I think it was the metal box itself. Before I started, I performed the following to ensure the power was out: ...
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1answer
12 views

Preventing Water Leak on Outlet

I recently moved into a new house rental and am setting up my washer & dryer. I am uncomfortable with the proximity of our hot/cold water valves to our washer's power outlet and was wondering if ...
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1answer
7 views

What is the right way to run ethernet wiring and electrical wiring in a house? [duplicate]

Im currently planning to build a 2nd floor in my home, I already know how to do the electrical wiring design according to the norm, however im wondering if its possible to run the ethernet cables ...
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0answers
13 views

small rack system for my yard [on hold]

I would like to know about putting a solar rack system in my yard between four to five thousand watts. I have room for it to face south and it should not be to mutch of an eyesore for my neighbors the ...
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1answer
59 views

What could cause the garage door overhead light to not stay on while the door is opening?

We replaced one wall switch with a door bell button and now the overhead light flashes on when I hit the button, goes off and then the light comes back on when the door is fully open. Before ...
0
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1answer
28 views

Power to light but will not light up

I have new construction, one switch with power to it. From the switch I ran the wire to the first light(4 total) from the first light I ran wire to two different lights and then from one light of the ...
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2answers
334 views

What is causing a ticking noise in my electrical outlets?

Several electrical outlets in two rooms started making a ticking sound last fall. I checked the receptacles and tightened the wires on two of them and replaced two of the receptacles. The circuit ...
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2answers
92 views

What should I do about a stubborn screw on the middle of a dryer cord connection?

I am attaching a 3 prong dryer cord to a dryer. The middle connection is being stubborn. The screw gets to a certain point and is stuck. It will not tighten and the connection is very loose. Can I ...
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3answers
25 views

What is the difference between “Input” and “Output” values on power adapters? Which one represents the amount of power being drawn from a circuit?

I'm trying to get a rough idea for how much electricity I consume in my home office. I understand that there are a lot of ways to measure this kind of thing: Turn everything else off in all ...
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0answers
13 views

Ideas for simple light with switch for a small aquarium [on hold]

This is a project that I would like to do with my kid. Something simple that I could pick up at Frys or similar. I need a light that goes inside my son's aquarium and is turned on by a switch and ...
0
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1answer
33 views

How can I add a 3-way switch to my light? (confused about existing wiring)

I'm trying to install a 3-way switch for a specific light but I'm not sure how to do the wiring. The existing switch box has quite wires inside: 3x 12-2 1x 12-3 The hots (black) are all tied ...
2
votes
1answer
124 views

I ran into two hot lines when replacing a three way switch

I've read up on three way switches, and have replaced a few over the years. I recently installed a bathroom fan, and so had to replace two three way switches. Very simple setup - two switches, one ...
2
votes
4answers
13k views

How do I wire an old furnace motor so I can use it as a garage exhaust fan?

Since last I posted, I moved WAY south (lil warm down here) and the house I moved into was a foreclosure so a few things needed done, namely the AC and furnace. When the guy did the job he said he ...
2
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2answers
81 views

How should I apply ambient air temperature ampacity correction factors when exact temperature is unknown?

Is there a good method or rule of thumb for determining ambient air temperature for wire runs through non-climate controlled areas in residential applications (e.g. attics -- I've read literature from ...
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2answers
74 views

How can I secure NM cable to a metal stud?

I use NM staples to secure NM cable to wood studs but I am unfamiliar with the options to secure NM cable directly to metal studs despite trying a number of different search terms. Would it be okay to ...
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2answers
39 views

Why do my bedroom and kitchen lights switch off or on without operating them from the switch?

I connected a ceiling Fan to my En-Suit, and ever since that night, my Bedroom and kitchen lights are switching on and off at irregular intervals. But the fan is getting power from a circuit breaker ...
0
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1answer
23 views

Plug/fire stop holes drilled for running low voltage cable?

I am considering running a low voltage cable (probably Cat6, but maybe fiber) up inside an exterior wall, between studs, from basement to 2nd floor in an existing home in the US. I should get riser- ...
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1answer
120 views

What voltage adapter do I need for a 5 meter 5050 LED strip?

I have a 5050 5 meter LED strip and it requires an AC/DC adapter to run the full strip. I was told that I needed a 2A adapter, but I went to electronic store to buy an end adapter and they said this ...
3
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1answer
82 views

Specialty stove wire and box fill

This armored wire shows 2 sets of wire crimped and a ground. For box fill would this be considered 3 or 5? Does this increase amprage and voltage allowances? Is there any other circumstances a ...
0
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1answer
21 views

Lights flickering/ multiple breakers tripping and won't reset

I was outside yesterday when my wife called to me saying the lights in the kitchen were flickering. Next thing I know the power to the TV went out so I went downstairs to the breaker box to find that ...
2
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1answer
150 views

Can I use an old 50 amp circuit that was previously used for an electric stove to feed a new sub panel in my garage?

I have a 100 amp service entry which is about 40 feet from the attached garage. Currently, I am only using 50 amps to feed the house and want to use the other 50 amps to feed my garage. I reside in ...
0
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1answer
20 views

Installing a ceiling light fixture in USA that was purchased in HongKong?

I purchased a light fixture on a recent trip to HongKong and someone told me that it would not be compatible with USA. Is this true and if so is there an easy way to convert it so I will be able to ...
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2answers
2k views

Can I add a light fixture to an existing circuit but with its own switch?

I have a ceiling fixture in middle of kitchen. Would like to install light over sink. Can I use the wiring in the existing light to wire the light over the sink and have a separate switch for each ...
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2answers
30 views

Earthing fault in a specific socket

I have this peculiar case with a specific electrical socket in my house. when i connect a device to the plug socket, i get a current in the device body , but when i connect the device to any other ...
0
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1answer
22 views

3 prong to 4 prong dryer cord change

My 2 year old whirlpool dryer has a 3 prong cord. My new house has a 4 prong. The dryer doesn't have a spot for 4 wires. The ground wire coming from the dryer is attached to the dryer itself. A new 4 ...
0
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1answer
23 views

Can't remove outdoor fixture

I have old outdoor spotlight near door that needs fixture replaced. How do I shut electricity off to the fixture? My fear is, I will be electrocuted. :) Any help appreciated.
0
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1answer
76 views

Can I use a WiFi thermostat without a C wire?

I have a very old Honeywell programmable thermostat. I am going to replace it with a White-Rodgers UP500W Emerson Sensi WiFi Thermostat. I just want to know if the WiFi unit will work without a C ...
2
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2answers
243 views

If garage door circuit board is fried by power surge, wouldn't outlet also be fried?

The control/circuit board is dead in Wayne Dalton opener. Is covered by our American Home Shield warranty. However, because tech suggested to AHS work "approval dept" that it could have been fried by ...
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2answers
495 views

How to install 230V Light with Light-activated-resistor?

I am trying to set up light-activated-resistors that activate a light during dark hours. I have bought a ready Chinese thing that apparently contain a driver to change from AC to proper DC output for ...
7
votes
5answers
8k views

What could be causing AFCI breaker and GFCI receptacle nuisance tripping?

I have a very unusual set of electrical issues that have proven difficult to troubleshoot. I live in a newly constructed house. Each bedroom has AFCI breakers. In the past 3 years living there, the ...
0
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0answers
15 views

Current-sensing circuit for pool booster pump activation [on hold]

I have a Pentair IntelliFlow Variable Speed pump (wired for 230V) which has built-in timer and speed controls. I'm seeking a solution where at some current set-point a relay will send power to my ...
0
votes
0answers
18 views

electrical/connect 4 fluorescent lights inside an old oil company sign with one control

I have an old oil company sign,(plastic). I've made a wood frame, and now I want to add (4) 4' fluorescent lights in sequence around the inside. I would like one control, maybe one plug-in with a ...
2
votes
1answer
79 views

What is the grey wire dangling from my ceiling?

We recently moved into a new apartment in Berlin. We are the first occupants and thus there are no existing lighting fixtures. In the living room there are 4 light switches (1 & 2 on the left of ...
1
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1answer
30 views

How should I wire my pool heat pump?

I am wiring a new heat pump-- 50K btu, 208-230v ~60 hz. Plaque on side says 12a running current, minimum 20a circuit, max 30a. My breaker panel for the pump is a sub panel running off the main with ...
3
votes
0answers
34 views

Different circuit breakers keep tripping, some not re-setting

Background: South Carolina house built in 2009, assume all electrical systems, main panel and circuit breakers new at that time. I moved into the house in May having transferred from the UK. I brought ...
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vote
3answers
71 views

Why would the receptacles in the kitchen not have power after replacing one of them?

I replaced a receptacle, and made sure the wires were in the same order they were originally in when I hooked them back up. I turned power back on and there was no power to the receptacle I changed, ...
3
votes
1answer
39 views

How to get switched and constant power combo on an outlet

I have electricity coming into outlet box from two sources, one is coming via light switch and another one is coming from another outlet. So I want the top of the twin outlet to be controlled by the ...
0
votes
1answer
15 views

ring main/RCD max amps - confused (UK)

I've split my question up into two parts: Part 1 After investigating my consumer unit (after I first started to wonder about things in part 2 below) I'm confused regarding the AMPS my RCDs are rated ...
0
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3answers
92 views

Do I need a neutral wire when connecting a 240V device?

So this is still not very clear to me: I am trying to get 240V to an appliance that does not need a plug (direct wiring), I won't need a neutral wire, is this right? In fact there is nowhere to ...
1
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1answer
22 views

What does a slow beep mean from a Klein non contact tester?

I am using a Klein non contact voltage detector and when the power is switched on I get a fast steady beep. And when I switch the breaker off I get a slow beep. Does this mean I am safe to cut the ...
0
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1answer
33 views

How do GFCI breakers behave on two wire circuits?

Will a GFCI breaker nuisance-trip if a three prong outlet has a jumper between ground and neutral on an old two wire system?