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
32 views

Underground Feeder Wire OK in Basement?

I need to run a 60 AMP subpanel and have about a 45' total wire run between the main panel and the proposed location of the subpanel. I have a piece of underground feeder cable (6 gauge copper with 10 ...
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1answer
83 views

What Size Heat Shrink Tubing for Splicing Lamp Wire (SPT-2 18-2 AWG)?

I am splicing some lamp cables. The cable is SPT-2 18-2 lamp wire. First I will be using some vinyl insulated butt splices rated for 22-18 AWG and 600v to make the connection. Then, I want to cover ...
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1answer
43 views

How do I split a 60-amp subpanel into 3 20-amp circuits?

I'm putting a 60 amp service from my main breaker to a sub-panel. How would I separate that to 3-20amp breakers? And what size wire do I need to run? It is underground and 100 feet from my house.
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3answers
47 views

Relocating Main Panel

I need to move the main panel to allow for new cabinets.It will be moved to other side of exsiting wall. I'm sure there are going to be short wires. What is the best way to extend wires to reach ...
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2answers
47 views

What should I do with the extra wires in my switch box?

Upon opening the ligthswitch box, I discovered that there are 3 pairs of black and white wires. I have confirmed that one set goes to the light itself. What should I do with the extra wires? There ...
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1answer
34 views

What size plate for 2 1-gang boxes side by side

Whoever put the electrical boxes in our kitchen before we moved in put two separate 1-gang boxes side by side (an outlet and a toggle) instead of just using a 2-gang box. The plates covering them were ...
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1answer
54 views

Can I use a single insulated wire to upgrade knob-and-tube?

I took out a chimney, and this is what I'm left with. I'm considering putting a junction box in the attic, splicing in new wires to come down to the switch on the far right (I need it moved about a ...
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1answer
32 views

Does thermostat need to be grounded?

If a thermostat is connected to an air handler, which is connected to the main panel and has a ground wire, should one of the thermostat wires be connected to the ground?
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4answers
69 views

Can a 220V AC to 12V DC adapter be plugged into 120V mains?

I ordered a piece of equipment with a small low-RPM electric motor that came with DC adapter. It's marked ANGEL MODEL SG-4805 DC 12V AC ADAPTOR HA 10025-2003A AC 220V 16VA 50/60Hz DC 12V 850mA ...
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1answer
31 views

Unswitched hot in Fixture Junction Box

A comment on an answer to this question seems to be saying that its illegal for an unswitched hot to run through a light fixture junction box, even though its not connected to the fixture at that ...
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1answer
85 views

Dug up an outlet- how to safely fix it?

I bought a house from an older lady last summer with a pretty elaborate backyard. I noticed in the evenings, lights would turn on around the perimeter and shine on some of the trees. Then after a few ...
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2answers
59 views

How do I add an electrical switch for a closet light using an existing light switch?

I currently have a bedroom in which a 15amp single pole switch is wired to the light in the room. Power is coming from the light. The two brass terminals on the switch have the white (which has black ...
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0answers
22 views

Thermostat replacement in a double wide

We have a new double wide and I want to replace the thermostat with a new programmable one. We took off the old one and it has 3 red wires, 2 yellow, 1 white and 1 green. I get the 2 red indicate a ...
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4answers
74 views

What could cause a 3-bulb fixture to blink when turned off?

Two new lightbulbs(energy efficient spiral) blink rapidly when I turn OFF the switch for the 3 bulb fixture in my kitchen. House built in 1912ish. My house but previously had tenants. They only had 1 ...
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2answers
36 views

wall mounted switch to control a motor

I have a motorised shutter and I need to buy a in-wall switch to automatically stop when the shutter reaches the floor or the ceiling by only one push and not keep holding the switch.
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2answers
62 views

One 4-way switch and two 3-way switches

I decided to be handy and change all of my receptacles in the house. Everything went well until the garage. There are 3 light switches in the garage that go to 1 light source that has me stumped. Two ...
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1answer
38 views

How do I wire a 3 wire receiver unit to a ceiling fan that has 6 wires from the fan unit

Original switch was a mechanical wall mounted (plugs into an electrical outlet) push button switch (3 buttons for each of 3 speeds, 1 button for the light, one off button and one slide switch for ...
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1answer
20 views

New thermostat for electric radiant ceiling heat

I live in the Pacific NW where radiant ceiling heat is common in older homes. I a have home built in 1969 and want to upgrade the thermostat to something newer that we can program and save money. This ...
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4answers
696 views

Is it acceptable to run 10-3 wire to a 110V 20A junction box?

I have leftover 10/3 wire from a 220V outlet installation. I need to install a 110V outlet and splice to an existing junction box. Using the existing 10/3 wire will save me a trip to the store. At ...
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1answer
40 views

Which Component Is Broken in the Refrigerator

My freezer and refrigerator are too warm and I want to know why so I can fix it or at least not be swindled by a repairman. The fans work. The evaporator obviously does make the air colder given the ...
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2answers
35 views

Noisy exhaust fan starting itself

Our bathroom exhaust fan is located on our second floor bathroom. It's the original installed in 1986. Suddenly, it started to make an unbearably loud noise upon operation. So loud that the sound ...
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2answers
61 views

How to wire switch with 8 gauge wire?

I want to connect 8 gauge wires to a 30 amp safety switch (http://smile.amazon.com/Leviton-3032-2W-Toggle-Double-Pole-Grounding/dp/B002MPPTBQ), but the wire is too thick to wrap around the screws on ...
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2answers
46 views

How can I figure out where power is coming from in 4-way switch wiring?

My 4-way switches work correctly. I would like help figuring out where the power is coming in from and where the light fixture is (at the end, after a certain switch, etc.) I'm also trying to ...
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2answers
40 views

Adding a light fixture to an existing fixture

I added a new light fixture by splicing into an existing fixture. When I turn the light on, the existing light comes on, when I turn it off, the new light comes on. What have I done wrong? I want ...
4
votes
5answers
139 views

What is code or common rule when securing multiple electrical lines?

What is common practice or code when running new electrical lines in a home(15 amp/20 amp) in a basement that feed up to the 1st and 2nd floor of a home? Is there a rule on how many wires can be run ...
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1answer
40 views

How to determine if a circuit breaker has GFCI

I recently discovered none of the grounds in the three-prong outlets in my house are connected to anything. AFAICT the only way this is allowed without GFCI outlets is to have GFCI circuit breakers ...
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1answer
25 views

LED bulb with slow on motion detector

Can an LED bulb be used with a retarded on motion detector? Incandescent bulbs come on slowly with this type of detector to extend the lamp life. These are externally mounted on an electrical box ...
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3answers
95 views

Baby proof 240V outlet(for air conditioning) in living room

I have a 240V outlet in living room. It is used for AC unit installed just above it. This outlet is very close to floor. Around 3 inches above floor. We have small baby in house and she has started ...
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2answers
157 views

How do I identify six light switch wires with a multimeter?

I need help identifying wires to know if I have what I need to install some new light switches that require line, load, neutral and ground connections. I'm hoping to do this with a multimeter, but I ...
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2answers
28 views

Panel switched back on fried garage door opener (need surge protector)

I shut off the power to this entire house, from inside, the larger main switch at the top of the panel. 12 hours later we started hearing the garage door opener circuit board make a noise like a relay ...
0
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1answer
35 views

How does a soft-start autotransformer compare to a regular autotransformer?

I'm using some commercial kitchen appliances from the U.S. in Europe, so I need to transform the voltage from 230v to 115v. I have been learning about different autotransformers, and came across some ...
9
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1answer
854 views

What are the dimensions of US outlet holes?

I am specifically referring to the standard NEMA 5-15 three hole outlet that is used in North America. What are the dimensions of the holes in the outlets? Surprisingly, I am having difficulty in ...
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0answers
41 views

New Range won't turn on - trips our breaker

We just purchased a used Frigidaire slide in range. We attached the recommended 4 prong cord but when we plug it in, there is a quick spark and it won't turn on. Our old range is the same brand and ...
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2answers
57 views

Old wiring into appliance has 60V neutral to hot and 120 either to ground?

I have an appliance (stove hood) and it is hooked up to wiring that supplied the previous stove hood. It isn't working and the voltages measure 62 volts between neutral and hot, but 120 volts between ...
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1answer
54 views

Size and kind of wire required to go from main panel to garage 400 ft away

What kind and size wire do I need to run underground, from the main panel in the house to a garage 400 ft away, to get 60 AMPS (usable) at the sub panel in the garage?
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1answer
65 views

Replaced outlet still not working

I have 1 light switch and 1 outlet in a 2 gang box in the kitchen. The old gfci outlet stopped working so I replaced it with another but it still doesn't work. The new outlet is gfci too and I can't ...
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0answers
44 views

Connecting to overhead line from meter for multiple panels

At the main power pole we have a meter with a 200 amp disconnect. From the meter we ran about 250 feet of aluminum wire overhead in a straight line. 2 hot and neutral. What we are wanting to do is ...
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2answers
52 views

Should I install a sub-panel or add a second service drop?

I am considering converting my barn into a woodshop. It would require me upgrading the current wiring to handle the tools that would end up in the shop. I have a very old farm house and the main ...
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2answers
39 views

Electrical Circuits in my Greenhouse

There's a 40A circuit in the greenhouse that's separated into 5 individual circuits consisting of two 15 amp breakers and four 20 amp breakers, one of which is unused. If I run 2 small electrical ...
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2answers
60 views

How to control a set of lights with a switch and a subset with another switch

Hey i am installing recessed lights in my bedroom and was wondering if anyone had thoughts on how you would have the main switch power all of the lights but another switch only turn on a few by the ...
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1answer
38 views

Ceiling Fan update with Metal Sheathed Cables and Romex

I have a few questions here. I was checking out my ceiling fan to see if I could install a separate switch for the fan and the light. When I got into the attic, this is what I found. Questions.. I ...
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2answers
51 views

Unusual three-way+ light configuration

I have been working through the wiring in my house to add in gfci's in the appropriate locations and update outlets and switches. I am familiar with usual three-way and four-way light set-ups and ...
0
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1answer
41 views

Wiring switched-controlled GFCI outlets outdoors

I have a dedicated outdoor 20 amp circuit (GFCI breaker) in my yard that was for a pool we got rid of. 2-gang box w/weatherproof cover. I want to install a GFCI outlet that is controlled by a ...
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1answer
71 views

Can I bury a bare ground connecting rod?

We just ripped out an old rotting deck at our house, this exposed the wire that connects the electrical panel to the grounding rods. There is a PVC pipe encasing the wire from the panel to ground ...
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1answer
44 views

How should grounding be handled for multiple RV pad feeds?

Trailer pads were wired at my deer camp over 15 years ago. The main power pole has meter with 200 amp disconnect. From the meter a 3 wire service was run overhead to each pad. At the first breaker ...
3
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3answers
244 views

Why does my mobile home's panel read 240 volts between hot and neutral?

The red leg of the panel in my mobile home reads 240 volt from hot to neutral. What might be the cause of this? It's causing the light bulbs to pop, and I'm afraid to turn on any appliances
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2answers
79 views

How do i know how many amps to send to my subpanel?

I am building a 24'x15' woodworking shop inside a larger pole barn. I want to put a subpanel in the shop fed by the buildings main panel but how do i estimate the size of the breaker to use in the ...
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2answers
59 views

Do I need USA-color-coded wire on fixtures with flexible cable?

I often obtain lighting fixtures with flexible cords (but no plug) intended to be fed into a box and spliced. (e.g. this LED flood light). They are made in China for a world market, and have Euro ...
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1answer
46 views

How to wire a three-prong extension cord to 110 outlet?

I have a 1000w inverter wired to a 12v DC battery. The inverter has two GFCI 110 outlets on it. I want to run an extension-style cord from the inverter receptacle but cut off one end and wire a ...
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0answers
19 views

dimmable led bulbs won't work in dimmable fixture

Our living room has 4 dimmable lights controlled by 1 switch and slider. Many years ago, we replaced the incandescent lights with fluorescent bulbs (we didn't know that fluorescent bulbs don't dim out ...