The tag has no usage guidance.

learn more… | top users | synonyms

2
votes
1answer
49 views

Mystery Electrical Voltages in Duplex Junction Box

So I'm finally getting around to installing the ceiling to floor bookcase in my home office. There is a single duplex outlet that I intend to reverse from facing into the office, to facing outwards ...
0
votes
1answer
24 views

One half of my mobile home electrical won't work

I was switching out a couple of switches when I bumped two of the wires, they sparked and popped. Now on one whole side of the mobile home the outlets and switches won't work. I checked the breakers ...
0
votes
0answers
27 views

Power at breaker box but not in attic?

I have 120V on wire at breaker box. Traced same wire in attic and have no power at junction box. Replaced breaker still no power. What else can it be? Also at another junction box in attic there are ...
3
votes
3answers
61 views

How to run wire through steel garage floor system

We are building a carriage house, with a 4 car garage and a basement underneath. The basement has steel I-beams and the metal b-decking that the garage floor is poured on top of as a ceiling. What ...
1
vote
3answers
64 views

How do I choose which breaker breaks first?

Let say I wanted some power out in my shed. I ran just 14 gauge wire thinking I won't blow the 15A breaker with just lights and the occasional smaller power tools. For the most case this is true... ...
1
vote
1answer
19 views

The subpanels ground is not bonded to main panels neutral busbar

The main panel has a neutral and three ungrounded conductors entering it from the utility provider is also has a grounding rod the neutral and three conductors get transmitted from one location to the ...
0
votes
1answer
42 views

Taking a neutral wire from another meter connection?

I live in a two story duplex, yesterday the other unit's electricity went off, the electrician diagnosed that somehow their neutral path is not coming from the pole so he connected the neutral ...
8
votes
3answers
201 views

How should I route my Romex and Network cables and can I safely drill another hole through this joist?

I am trying to run a bunch of network cables from my network switch in the basement into the attic so that I can disperse them throughout the second floor bedrooms. At the same time, I needed to ...
0
votes
1answer
31 views

I have a 50 amp breaker on the wall for my spa, can I come off of it to 30 amp RV service

I have a 50 amp breaker at my Spa, can I run a 10-2 w/g 130 feet to my RV and install a RV box with 30 amp breaker and a 30amp RV plug?
2
votes
2answers
79 views

Can earthing of a building degrade over time

The building is almost 12 years old. We didn't have this problem before. But in this last 2-3 days some residents complained they have experienced shock coming form the pipeline of bathroom even after ...
1
vote
1answer
79 views

Splitting a light circuit into two

I currently have a simple circuit. Three ceiling lights, and one switch. I would like to break it into two lights on that switch and the other light on another switch. Will I have to run all the ...
2
votes
1answer
99 views

Can I use a switch to toggle the neutral bonding on a generator?

I am in the process of attaching a 2-Pole transfer switch to my breaker panel and powering it by a 7500W generator. The generator is neutral-bonded-to-ground. I understand I have to disconnect this in ...
0
votes
2answers
68 views

there is only one wire going to a light fixture

I was asked to install two wall sconces. The old ones were removed but there was only one feed wire (hot from the switch). This is an old craftsman house in california,
1
vote
0answers
54 views

Subpanel - still getting power with breaker disconnected

I'm in the middle of a garage/apt project and ran into an issue yesterday. Here's my layout. I have a 200Amp service meter with two 100 amp breakers just after the meter....one breaker feeding the ...
0
votes
0answers
18 views

Adding Outside lights

I want to use a switched fused socket 5amp that already supplies an outside security light to add 4 new outside lights 60 watt bulbs. The feed come from my heating circuit ,immersion heater a couple ...
0
votes
1answer
69 views

Multiple outputs from a single outlet box

I want to supply power to a walk-in closet that I just framed. Well, I split a large room into two sections (the closet is smaller) and want to use the current circuit to supply outlets on the new ...
0
votes
0answers
37 views

cable requirements for 100 amp sub panel in attached structure

specifics: Main Panel: 200 Amps desired sub panel: 100 Amps applications: running a welder / 220 air compressor / table saw / vacuum / vehicle lift. structure: Large shop - attached. Cable will ...
1
vote
2answers
98 views

Can I add a 30 amp breaker to a sub panel being fed from a 50 amp breaker

I have 100 amp service panel that feeds a sub panel with a 50 amp breaker. In the sub panel, there are currently five 15 amp breakers that feed three rooms worth of lights and two outdoor outlets used ...
1
vote
0answers
52 views

Is this main box outdated and needs upgrade?

This house is 1970's built (UK) but not sure when the electrical wiring were done. The main box looks like in the attached picture. It seems it has only fuse boxes in it... and does not have any MCB, ...
0
votes
2answers
74 views

Slow electrical circuits

I have a three way light circuit in my hallway that is connected to three ceiling lights. When I switch it on the third light will hesitate before lighting up. Why? Also, I have a different issue with ...
1
vote
2answers
99 views

How do I determine if I have an open neutral?

I live in VA. My bath and bedroom lights were working fine and suddenly it was as though I threw the circuit breaker. Everything on the bedroom/bathroom circuit breaker went dead. I checked the ...
2
votes
2answers
193 views

How can I power multiple raspberry pi around the house?

I am planning to power multiple Raspberry Pi's around the house. Some will be security cameras, one will be a media player connected to TV and another one will manage home network and maybe a website ...
0
votes
0answers
59 views

How to ground old style Romex (no ground) multi-wire circult

I have a multi-wire that is very old and doesn't have a ground. I'd like to change this to using new Romex so that AFCI breakers will work. My question is this... Can I band the red wire in my ...
10
votes
1answer
2k views

During a lightning storm, what causes the lights to temporary cut off and on?

I know it is pretty common during a lightning storm for lights to temporary cut off and on, but where and how and why is this occurring? Is the transformer temporally shutting off power to prevent ...
2
votes
0answers
44 views

Increasing the size of a sub panel

I am considering solar and the easiest place to connect the system for grid-tie is into a subpanel. With the 2013 CEC, this is permitted. However, I have a slight problem. I don't have any free ...
3
votes
2answers
166 views

Troubleshooting dropped phase in 240 volt line

A 60 amp breaker in our circuit breaker box serves a sub-panel in our barn. That panel serves 5 120 volt lighting and convenience circuits. The sub-panel has two bus bars, each attached to one phase ...
2
votes
4answers
587 views

Are power outlets in a home out of phase with each other?

I'm working on a science project and there's one aspect of home wiring I need to find out (don't worry, I'm not messing with wiring - this is all on paper). Since 120V outlets in a home can be wired ...
0
votes
0answers
39 views

How can I switch an electrical circuit from one dwelling unit to another?

I recently purchased a 2 family home and decided to live in the 2nd floor unit. My new tenants on first floor are concerned because the basement and front entrance electrical are hooked up to the 1st ...
2
votes
1answer
227 views

How many outlets for a small recording studio/media room?

I'm getting ready to close the deal on a house that has a 20' x 20' detached garage that I will be converting into a recording studio/media room. I'm going to be running two main power amplifiers (A ...
1
vote
0answers
46 views

Circuit Location Detection

We recently got a nearly double electrical bill during the previous cycle. I, wrongly, assumed it was just a fluke and my family had left some things on longer than they were supposed to. This ...
0
votes
0answers
48 views

Why is my short circuit miniature circuit breaker not tripping?

I have two three-phase consumer units in a bakery. One is the latest Wylex that's recently been installed. It serves ovens and fridges etc. The other one is an old installation Crabtree with brown ...
0
votes
2answers
164 views

Parents cable box caught fire, hour later half the house is out of power?

So, My dad was working on a leaking sink in a bathroom and my mom yells there is a fire. Their cable box caught fire, they put the fire out without a problem and mom called the cable company. While ...
3
votes
1answer
129 views

GFCI Kitchen Circuit(s)

I understand that all wall receptacles (including counters) must be GFCI protected in a kitchen with a combined dining area but how about a separate dining area/room receptacles (separated from ...
3
votes
1answer
41 views

Bank of wall outlets not working

I have a bank of wall outlets that are not working. I have checked the fuses and found all of them check ok at 120 v ac. I then replaced all three outlets with new ones and still have no power. I did ...
1
vote
1answer
172 views

Can I feed a panel 200' away from a double pole 30 ampere breaker using 10 AWG copper conductors?

I need 14 amps at my boat house to run a boat lift on 120v. The boat house is approximately 200' from main panel. I can run conduit and #8 wire and make it work with no problem, but I will need to buy ...
1
vote
1answer
239 views

ground wire sizing

what is the required ground size relative to the associated hot and neutral? For example: if I am connecting a sub-panel with two #4 hot leads and one #4 common lead, what size wire is required to ...
1
vote
1answer
92 views

How many “layers” of surge protection is considered useful?

I want to make my whole house surge protected, there are several solutions available You can install MOV based surge protection on the entire house in line entry point - first line of defense You ...
0
votes
1answer
109 views

Can I wire a box with two 120-volt duplex outlets each wired to one leg of a 240-volt 3-wire plug?

In my shop I have plenty of NEMA 6-20Rs (240-volt, 20-amp receptacles) and not enough NEMA 5-20Rs (120-volt 20-amp receptacles). These are all right next to the panel. My goal or my desire: I want ...
1
vote
1answer
663 views

What size breaker and wire do I need to feed a panel for a tankless water heater?

I purchased a electric tankless water heater and I would like to know the following? The unit requires 3 separate 40 amp breakers, one for each line. I have 200 amp service. The subpanel will be ...
1
vote
0answers
129 views

Unsure about wiring in electrical box

My circuit box door says that Dryer and outside outlets are connected on breaker 13 and 14, uppon opening the box and retracing wires I found that Dryer wires are just dangling inside the box not ...
1
vote
2answers
195 views

Can I merge two ceiling light fixtures into one with two wall switches?

I have two ceiling light fixtures on two separate wall switches that I would like to merge into one light fixture controlled by the two separate wall switches. Do I just make one of the wall ...
1
vote
0answers
148 views

What should I do about multiple feeds on the same light switch?

I have a bank of 6 light switches all single pole that have 3 separate feeds going to them. 2 of the 3 feeds are tied together and are connected to 3 of the switches, requiring that I shut off 2 ...
3
votes
2answers
2k views

Can I wire 3-way switches so that when they are both in the same orientation the light will be off?

I replaced my 3-way switches. Is it possible to have either switch shut the light off, by pulling down on the toggles Either switch does shut the light off, but then one toggle is up, and the other ...
2
votes
1answer
306 views

Can I somehow wire my generator to my power pole?

I have a power pole that has a 200 amp breaker before it enters my house and a 30 amp (240) breaker for my well. Again, both are outside before the electricity enters my 200 amp house box. Is there a ...
2
votes
2answers
1k views

Suitability of flexible metallic conduit serving as ground

EDIT: The attached photo is the most easily accessible example of the conduit used in the entire house. This shows the conduit attached to the garbage disposal with the previously mentioned 3/4 set ...
1
vote
1answer
301 views

GE Load Center Q's

I have an old GE meter socket load center (see picture). I have no idea what the model number is because the paper label on the inside of the lid is unreadable, and I have been unable to find any ...
1
vote
3answers
397 views

How many amps does it take to power 2 AC's, a freezer, a refrigerator, 2 TV's, and a computer?

I'm making my garage into a living place and I put in a 50 amp line from my house to the garage. The garage has its own fuse box but I want to have an upstairs living area and a downstairs man-cave. I ...
0
votes
4answers
717 views

Should a neutral wire ever be connected to the neutral for the power meter?

I was not working with this circuit breaker box but I was interested to see what was going on with only 3 breakers for the entire apartment. I found a neutral from the apartment going into the ...
2
votes
1answer
178 views

Main breaker on load center won't open

I was in the process of connecting a Reliance generator trow over switch , although the job was completed , I was trying to shut off power to the entire house by opening the main breaker but would not ...
3
votes
1answer
793 views

Unused electrical duplex box, soon to be hidden behind a bookcase?

I'm getting ready to install bookcases for my home office (SouthWest USA). One wall floor to ceiling consisting of four units screwed together. In one place there is a duplex outlet right behind the ...