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.

learn more… | top users | synonyms

5
votes
2answers
479 views

Do metal junction boxes used solely as pull boxes need to be grounded?

I am planning to pull three sets of four conductors (3 AWG wire) through 2" EMT conduit for a 30' length that is common to all three sets of wires, and then branch off at a listed metal junction box ...
0
votes
2answers
79 views

Chewed-through ground-fault cord

Over the winter, my dog chewed through the power cord on an a/c window unit. I was going to just add a new plug as the cord is still long enough. I sliced into the wire and found 3 wires (ground, ...
2
votes
1answer
35 views

How to make proper crimp joint

For some low voltage applications, I'm trying to use "crimped" connections. Specifically, I'm trying to use yellow terminals with 12 AWG stranded wire. I got a cheap color-coded ratcheting crimper for ...
5
votes
4answers
659 views

How should a switch loop be wired?

I encountered this apparently simple situation recently. The issue is that it seems no matter how you wire it, you'll always end up with a black connected to white, which seems wrong. How should ...
0
votes
3answers
46 views

How many lumens are there in one watt?

I have a problem to sale electric lamp and LED bulb. So I want to know how many lumens equal to how many watts?
0
votes
0answers
58 views

How do I wire a garage consumer unit?

I have bought a garage consumer unit, and have wired up accordingly. Power goes to a shed, but when I plug a drill into the socket it trips the rcd in the consumer unit. I have double checked the ...
3
votes
2answers
55 views

How to track down a short circuit in attic with pressed metal ceiling?

When switching on a light the circuit breaker tripped. On the distribution board, I switched off the sub-circuit for the light. The rest of the house and the plugs in the room with the light still ...
0
votes
1answer
45 views

Electrical - 50 amp abandoned wiring from hot tub connected to breaker (outside)

I have 50 amp wiring sticking up in the deck from a hot tub that was removed. The breaker is outside that it is connected to, how do I remove or terminate with a box and cover?
1
vote
1answer
59 views

Safe way to terminate exposed electrical during remodel?

I have a few exposed electrical wires that were cut in order to remove wiring in the area being remodeled. Is there a safe alternative to terminating all these points inside boxes? I need them safely ...
0
votes
1answer
140 views

What wire type & size for sub-panel in a shed?

I need to install a sub-panel in a shed. Total run distance from main panel to sub-panel is 80 ft and includes three 90 degree turns. Burial distance will be 18". I'm thinking to install a 60-amp ...
0
votes
2answers
75 views

Is it safe to have a wall wart plugged in to a receptacle in an attic?

I'm trying to move my router to get better reception through my house. There is a perfect spot just below the ceiling in the middle of my house. I can run the CAT5 no problem, however, I'm worried ...
3
votes
2answers
68 views

Can an electrician run wiring to convert battery powered smoke alarms to wired alarms?

I recently purchased a 2001 built condominium unit with original battery powered smoke and CO2 alarms. Since I have to replace all the alarms at this point anyway, I'm curious how invasive a procedure ...
2
votes
2answers
95 views

Why are there four electrical lines (12 wires) in this ceiling fan box?

My ceiling fan stopped working many months ago. I had somebody looked at it and they couldn't figure out what was wrong so I bough a new one today. When I dismounted the old one I found this strange ...
0
votes
2answers
82 views

Why would unplugging an A/C unit restore power to a circuit?

Last night, we got a brownout. Everything came back except the master bedroom circuit. I checked the circuit breaker and it wasn't tripped (reset it anyway, for good measure). After a hot night ...
1
vote
2answers
48 views

How can I replace this lamp socket?

I am trying to replace a single switch lamp socket to a 3 way switch but I am having trouble getting to the wires on the original socket. The terminals where the wires are attached are not visible and ...
0
votes
2answers
80 views

What could cause my range burner to be bright red and really hot when the dial is set to low?

On one front burner I have a big problem. I turn it on medium high until my water (or whatever) comes to a boil -- then, I turn it down to low heat (apx #2) -- and then many times, I look at it and ...
0
votes
1answer
58 views

Exhaust fan hook up. I only have black and white from source. Please help

I am trying to hook up a ceiling exhaust fan. I am going to run 2 switches, light and fan separate. The line in power from box is just 14 ga blk and white. My house was built in 60s. I don't know how ...
0
votes
1answer
92 views

How can I rewire a light to use three-way switches?

I have a light that is operated by two switches. One is upstairs, and the other is down stairs. How can I make the light work by either switch? Currently if I turn the light on down stairs, I cannot ...
1
vote
2answers
59 views

How do I properly size a 120v inline power relay to control a small air conditioner with my home automation system?

I have a 5,000 BTU, 115 volt, 4.8 amp, window-unit air conditioner I'd like to control from my home automation system. I think easiest thing to do would be to plug the unit into an inline rely module ...
0
votes
0answers
17 views

Sizing electrical wire from Solar Panels

Our home has a 200 AMP main service disconnect and a 200 AMP sub-panel inside the house. The barn is about 200 feet away with a small sub-panel and is currently fed by a an overhead 8/3 wire. I plan ...
1
vote
2answers
167 views

Ceiling fan & light installation - can't get wiring right

I recently purchased and installed a Quorum 70443-14 fan with light. This model has no pull chains, and is operated by an in-wall "remote" that is hard-wired and not removable. The wall switch (that ...
0
votes
0answers
21 views

Turning water pump power switch on and off, is it problematic?

The issue: My expensive Grundfos water pump (used in kitchen sink) is broken. Basic troubleshooting seems to indicate that the switch (XGC2-88) which is triggered by a floating device is broken. ...
2
votes
2answers
46 views

Photovoltaic installation: does it make sense (or is possible at all) to get a bigger inverter than the power output of the installed panels?

We are going to install a PV in our offices. Our actual needs would be satisfied by an installation of about 4kW, so that ~16 panels of 250W. It's going to be a central-inverter, grid-connected ...
0
votes
0answers
28 views

Dishwasher not getting power, found a burned connection. What now?

I have a countertop switch for my dishwasher that feeds into a terminal block in a lower cabinet. Finding a d/w that wouldn't turn on, I opened that box and found the appliance side of the block had a ...
3
votes
1answer
95 views

Electrical wiring too short

Running three #4 wires 150' underground to a new barn. I ended up 12' short of the disconnect switch. is it okay to mount a weather proof junction box on the exterior wall of the barn and then ...
0
votes
4answers
113 views

Strengthen repaired cable?

The other day, I accidentally cut the power cable on my lawnmower (you can guess how). I later repaired the cable by stripping off the cable coating and wrapping the relevant wires around one ...
0
votes
1answer
26 views

Power cut out while running floor maintainer - breaker blown?

I was running a floor maintainer in my home yesterday, and after a few minutes the power to that circuit just stopped. I went and flipped the breaker a couple times, but no changes. I noticed that the ...
0
votes
1answer
49 views

Electrical Boxes

I have one line coming from an outlet and need to branch it to two lines. Can i use a standard electrical box (blue PVC) as a junction box to branch an electrical line?
2
votes
1answer
198 views

Replacing 10 amp breaker for 20 amp

I'll try to keep this short but there is a bit of background info that may be needed. Couple of days I rented a floor grinder to eliminate uneven concrete floor in the basement. The grinder kept ...
1
vote
0answers
70 views

Can I eliminate a switch controlled receptacle, and use the switch to control a ceiling fan instead?

I'm planning on installing a new ceiling fan and was hoping to have a few questions answered before I dive into things. First some context: The existing wall switch controls half of the outlet on the ...
1
vote
2answers
257 views

Can I build an electrical pole structure to hold a power wire into my property?

The power pole to my house is at the back right corner of the property. However, it's a little outside my property line. I wanted to run a power line straight down along the pole and into the ground ...
0
votes
2answers
80 views

Do separate pieces of EMT conduit qualify as “pull points”?

Question: Do two separate pieces of EMT conduit joined by a connector qualify as a "pull point"? Background: I need to make six 90 degree turns in 2" EMT conduit to route wire for a new sub-panel ...
0
votes
1answer
56 views

Disconnecting wiring for chandelier

I've previously searched for some advice using Google but I'd like to confirm for my specific situation. It's simple enough to disconnect the chain supporting the chandelier but the wiring is proving ...
1
vote
1answer
986 views

Two white and two black wires in ceiling box

Im trying to install a replacement light and the box has 2 black, 2 white and 2 ground wires, but my fixture only has one of each. I didn't really pay attention when i was pulling everything apart... ...
1
vote
2answers
134 views

Oven suddenly tripping circuit breaker…bad oven or bad breaker?

We have a double Thermador oven in our house. We've owned the house for around two years, and the oven has worked fine up until the last few weeks. Now, using either of the ovens trips the circuit ...
2
votes
0answers
33 views

Air conditioned made a sound while running and stopped working

Air conditioned made a sound while running and stopped working,I guess its probably short circuited.How can I repair it by myself? What all tools do I need?
5
votes
1answer
470 views

What is this electrical device in my basement?

Is it something to do with the doorbell? House was built in 1947 if that helps.
0
votes
1answer
50 views

How do I seperate two 3 way switches to control lights seperately?

I have a porch light and three outside lights along the garage controlled by two three way switches. One switch is inside by the front door and I would like this one to control the front porch light. ...
1
vote
1answer
166 views

Is there a way to diagnose ceiling fan 3 speed switch wires?

I have a Hunter ceiling fan (3 speed with lights, all on one switch) and the pull switch for the fan broke. So, I went to HD and got a replacement switch that looked identical, same volts/amps rating ...
0
votes
1answer
73 views

Need help adding fan to existing 3-way switch setup

I'm including a diagram, because it is difficult to describe all of the things going on here. I have 2 sets of 3-way switches on either side of a room. 1 set operates some can lights with a switch on ...
3
votes
5answers
150 views

Electrical Circuits in a Workshop

I am doing some renovation in my workshop and am considering doing something kind of unusual. I find that I am always looking for outlets to plug in tools, lights, etc. Rather than using power ...
0
votes
0answers
51 views

GFCI circuit is contaminated

With the load side disconnected, I am reading 50 volts on the line side of the GFCI outlet...Also confirmed that everything on the load side seems fine when connected to another circuit. Could the ...
0
votes
0answers
37 views

How do I take split receptacles off of a SPDT circuit & insert lighting?

In my den, I have two SPDT switches -- mostly split receptacle outlets. Can I take the receptacles off the switch, keep the switch circuit intact by wiring it together in the back of the receptacle ...
1
vote
1answer
82 views

Any issue with running 240v and 120v THHN in the same conduit and can they share a ground?

Im running electrical for a mini split which requires a 240 line and there has to be a GFCI outlet near by so I'm running that too. The only way to get it there is through conduit (not buried) so I ...
0
votes
2answers
71 views

How can I completely disengage a GFCI outlet?

I have 2 GFCI outlets under the peninsula in my kitchen. I never use these outlets and would like to disconnect them and remove the outlets so I can panel over them. These are on a circuit with other ...
2
votes
1answer
253 views

How do I add a light fixture to an existing 3 way circuit when the existing one is powered directly?

I am trying to add another light fixture to an existing 3 way circuit. The power source feeds to the ceiling light fixture which is connected to the first three way switch using a 2 wire cable. That ...
1
vote
1answer
71 views

My LED strip lights just went boom, how to diagnose?

I live in a rented house (in singapore), where the master bedroom alone is fitted with a pair of LED strip lights, and about a month back, when we tried to turn it on, it went a (soft) boom, and hasnt ...
0
votes
1answer
50 views

Wiring of Combination Switch and Outlet

I just purchased a Leviton Combination Switch and Outlet and I wish to have the switch actually control that outlet. I wired it to the switch end without breaking any of the tabs, and the outlet is ...
1
vote
3answers
164 views

Can I wire 2 ceiling fans, 5 ceiling spot lights, and 3 closet lights on a singe 15 amp circuit?

Can I wire 2 ceiling fans and 5 ceiling spot lights and 3 closet ligthts on a singe circuit with 12 ga wire and a 15 amp breaker? Or should I wire the 2 ceiling fans on a separate circuit?
1
vote
1answer
84 views

How can I wire an outside PIR light?

Good evening all, I need to setup a PIR outside. This is a new installation and existing cable runs are not present. The wiring diagram for this light is very limited. I want to utilise an existing ...