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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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 think to do would be to plug the unit into an inline rely module ...
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0answers
3 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 ...
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0answers
22 views

Ceiling fan & light installation - turns on but can't turn off

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 ...
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0answers
12 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. ...
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2answers
27 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 ...
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0answers
18 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 ...
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1answer
65 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 ...
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4answers
83 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 ...
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1answer
18 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 ...
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1answer
41 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?
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1answer
142 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 ...
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0answers
45 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 ...
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1answer
135 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 ...
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2answers
58 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 ...
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1answer
32 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 ...
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1answer
117 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... ...
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2answers
38 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 ...
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0answers
19 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?
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1answer
404 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.
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1answer
26 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. ...
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1answer
30 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 ...
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1answer
22 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 ...
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5answers
93 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 ...
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0answers
46 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 ...
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0answers
22 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 ...
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0answers
24 views

240 light Westinghouse shop light [closed]

I bought a Westinghouse 240 shop light. Not sure how to wire it? it has two wires and one attached to the frame of the light. Is it 240 or a 110. If its a 240 can I modify it to a 110?
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1answer
57 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 ...
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2answers
53 views

How can I completely disengage a gfci outlet?

I have 2 gfci outlets under my peninsula in the kitchen. I never use these outlets and would like to unwire them and remove the outlets so I can panel over them. These are on a circuit with other ...
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1answer
38 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 ...
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1answer
48 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 ...
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1answer
30 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 ...
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3answers
61 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?
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1answer
40 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 ...
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1answer
26 views

Electric range's clock/timer went out and oven bake/broil will not operate

After 2 years of normal operation, my Kenmore range's clock/timer shut off and oven elements don't heat. Surface burners work fine. I replaced the clock/timer board, but that was no help. I hired an ...
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2answers
71 views

Can I split a 60 amp split-phase circuit to multiple 15 or 20 ampere circuits?

I have two 60A (to my knowledge) split-phase outlets (14-50R) in a commercial building, which I'd like to break out semi-permanently to 120V outlets, ideally without having an electrician modify the ...
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1answer
76 views

Confusion regarding 2014 NEC

I am having trouble trying to understand new code. It says (or so I understand) that a GD, DW and refrigerator now be on AFCI and GFCI RECEPTACLES. Is GFCI required if those appliances (GD - DW) are ...
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0answers
38 views

Running NM Through Top Plates and Studs

What is the number limit of 15A & 20A NM circuits that can be pulled through a 1" hole drilled in a top plate (fire rated wall) and/or studs (both load bearing and not? Can NM wire(s) be tied ...
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4answers
86 views

Should I be switching just the hot, or both hot and neutral?

I'm thinking of building my own alarm clock because none of the one's I've found are meeting my needs, and because it's kind of fun. I am a bit out of my depth on at least on part though, and I want ...
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3answers
61 views

Power connected to dishwasher isn't tied into breaker panel - now what?

I'm in the process of ripping up old tile from a house we just bought, and started to take out our old dishwasher today. During the process I noticed it's hardwired from the wall. I went and flipped ...
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0answers
39 views

Moody electrical outlet

The sink disposal came unscrewed, leaked, and shorted the unit. It died. I replace the disposal and plug it in. Nothing happens. The breaker is not tripped. The new disposal turns on when an ...
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2answers
39 views

Connect open neutral in box?

I am adding an outdoor floodlight and when I opened the motion sensor box for the existing lights, I found the neutral wire feeding the light was not connected in the box. I think this neutral should ...
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1answer
35 views

Why is my kitchen ceiling light not turning on with the light switch?

My kitchen light is not turning on with light switch, I checked it with a two wire light gadget and when I stick them in a electrical plug socket I get a bright light on the gadget, when I touch the ...
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3answers
28 views

Covering hot outlet and waterline

Can I cover up a wall outlet and water line to an old icemaker with a drawer base cabinet? Or do I need to cut out the back of the cabinet to allow access?
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1answer
35 views

How can I splice strings of patio lights together?

I have 6 strings of patio lights, each string with 10 bulbs. They can be plugged together like Christmas lights into a 60 bulb string. Each string is rated 9.6 watts (0.08 amps) and each string has ...
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0answers
22 views

Where does the C wire connect in a dual transformer system?

When wiring a common ground (C wire) for a dual transformer system, does it matter which transformer you connect the ground too? I'd assume that the ground on either transformer would serve as a ...
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0answers
39 views

Exterior wiring was damaged by bricks, is replacement wiring ok to turn back on?

Some bricks to my home fell off last winter. These were holding my electrical wiring that fed into the breaker box which is on the second floor. We have replaced the wiring and have secured the back ...
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2answers
50 views

what should i use to wire this bathroom?

I'm in the process of finishing my basement. So far, framing's done, HVAC ductwork's done, and I'm now working on the electricals. So I've got a 60amp subpanel bringing in power, and off of this, I ...
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2answers
72 views

How To Fix Severed Sprinkler Solenoid Wire?

I re-opened my sprinkler system this season to discover that one of the zones would not go off on it's own. After visually inspecting the valves, I see that the issue is that one of the two wires ...
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1answer
106 views

Can I connect two wires to a single screw terminal in my HVAC system?

I am installing a new honeywell WiFi thermostat but the old battery operated thermostat had batteries and no "C" wire. I look at both the thermostat and the air handler and found an extra un-used blue ...
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2answers
402 views

Using 12 ga wire to pigtail a receptacle

I have a family room with 15 amp breaker feeding a few receptacles. I replaced an old receptacle but had to use 12 ga wire as pigtails on that one receptacle. Is that ok or no?