why was white connected with black in junction box A wire connected to a hot wire or connected to a switch terminal is considered hot regardless of color. In not to distant history it was a convention that a white wire so connected is not neutral. Most recently such a white wire . Being that both zinc-plated steel and galvanized steel feature zinc, you might be wondering how they differ. The main difference is that zinc-plated steel is created using an electrical current, whereas galvanized steel is typically created using the hot-dip method.
0 · wire in junction box
1 · white wire connected to 2 black wires
2 · red wire junction box
3 · junction box wiring problems
4 · junction box wiring identification
5 · junction box wiring diagram
6 · black and white wire connected
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The cable with the white wire that's connected to the two black wires is a switch loop: Normally wires with white insulation are used only for neutrals, but code makes an exception to allow for use of the white wire in a cable used as a switch loop as a hot rather than a neutral.If you look inside the box where the switch is, you'll see that it is connected .If you look inside the box where the switch is, you'll see that it is connected between the black and red wires. When the switch is off, the red wire is not connected to anything at all, so it shows . A wire connected to a hot wire or connected to a switch terminal is considered hot regardless of color. In not to distant history it was a convention that a white wire so connected is not neutral. Most recently such a white wire .
There are two black and two white wires in an outlet box because the outlet is in the middle of a series circuit, accepting power from another source and sending it on. Two cables . Power goes thru your switch, out of the switch to the light, thru the light and back on the white/neutral to the panel. If you are using a light that you do not attach to screws you .
If you see a ground wire connected to a current-carrying screw or terminal on a switch or outlet or to a white, black, or any other color wire, stop immediately and call an electrician to. The power feed is the black/white pair that makes the light on all the time. The switch loop is the black/white pair that makes the light not work at all. So, now. Connect the .I am tracing back some weird voltage readings (My volt meter was reading 30v when only touching the black, and read 120v white-earth and 120v black-earth)..So following the wires in the attic, I found the white of one wire . The standard way to power a split-tab outlet is to run a three-conductor cable between the outlet and the wall switch. The cable has a black, a red, a white, and a ground .
The upstream/old junction box has a connection where the black and white wires are wired together. I understand now that that is Switch Loop. The wire that leads to the new junction box comes from the black wire that is connected with the white wire.
wire in junction box
Unless your picture is not showing us everything, you do NOT have two ground wires! In this picture, the ground wire is pointed at by the green arrow. The bare piece of wire that I think you're seeing as another ground wire . 2. The hot connection to the fixture must not be white. Connect the black of the switch loop cable to the white from (or gold screw of) the fixture. 3. Connect the other two wires together to provide power to the switch. A wire .Black wire coming in 1st cable and then returning black from 2nd cable both are showing current. I am connecting black from 2nd cable on hot side and while from 1st cable in Neutral side and 3nd cable wires (black on bottom hot and white on other side neutral) and ground connected from all 3 wires joined and attach to ground. Wirenut the single white wire to the black wire from the fixture; Wirenut the junction of the two white wires to the white wire from the fixture; Connect the ground appropriately i.e. to the bare or green wires in the box if they are present, or to a metal box if no bare or green wires are present in the box.
Connect the black wire from the light fixture to the black wire in the circuit, and the white wire from the light fixture to the white wire in the circuit. Yes, it is safe to install a ceiling light without a junction box as long as the wires are properly connected and .
Take your always hot black and put it on your light switch, than take the other black in that box and put it on the light switch. Take your white that is in the same cable as your always hot black and wire nut it with your other white. Now go up to your light box. Take the two blacks and wire nut them together with a pigtail.
Grounds must all be connected to each other, and to the box if it's metal. Metal boxes will carry ground to lamps and switches; all others must also have a safety ground run to them. Why is there only one red wire? Because 2-wire cables are manufactured black-white. (plus a safety ground). 3-wire cables are manufactured black-white-red. (plus .
white wire connected to 2 black wires
red wire junction box
junction box wiring problems
It's possible that box does not contain a ground. I see a copper pipe there, that MIGHT be grounded. If so you could get a copper pipe ground connector and ground the box to the pipe then connect the fan to that ground in the box. Otherwise you'll have to run a ground from that box to a ground elsewhere in the house. I'm a bit confused about the wiring in a light switch that I changed. I am accustomed to seeing black (hot), white (neutral) and green/bare (ground). This box has TWO black, a red, and a green. No white! So, I connected the two black together in a wire nut and connected the hot (black) wire on the switch to wire nut.
The black wire from the fixture was connected to the single black wire on the right side of the box (presumably the switch's cable) but I do not know where the fixture's white wire was connected. I have a feeling the white wire from the fixture was connected to the two black wires on the left side of the picture, however, I'm hesitant to do .
You will also see this on many motion lights and pre wired switches where the switched conductor is red. Black may be the switched hot and should be if a white black switch leg with the white always hot but should be remarked as not white. But in a x3 cable with white, black, red, ground the red is either always hot or a switched hot.
Customer: the black wires are live to the box normally. Answered by WireGuyFranklin in 5 mins 2 years ago. WireGuyFranklin. Master Electrician. . The only clue missing is the code requires that the white wire connected to the black is supposed to have a black stripe placed on it to identify it as being used this way. Customer. If the line cable enters in the ceiling box a /3 cable would be used to take neutral to the switch box as now required. The black and the red would be line hot and switched hot, respectively. A /4 cable to the switch box would be required to separately control a fan and a light if the white is used to take neutral to the switch box. I decided to install the ceiling fan. The ceiling fan comes with an electric box that has a black wire and a white wire that looks like this: I connected the black wire from the ceiling to the black wire of the box, and the .
Lighting, Light Fixtures, Ceiling and Exhaust Fans - 3 sets of wires coming into light/junction box, confused - Hey guys, So I have this junction box on the ceiling in my basement which runs a single light in the center of the room, the wiring is confusing to me though. each wire of course has black, white, and ground. This white goes to another black from 2-way switch, Not 3-way. white + black in box connected together and another black from there goes to regular two way switch. On 3-way switch everything is fine. . What we see in .Two white, two black, two ground, and red wire in ceiling box connected to switch. 0. Two dimmers (for two separate lights) in one junction box where there's only White, Black and Red coming out of the wall. 1. Alt hot white and red wires, neutral black? How to connect motion detector switch. 0.
When the polarity of the hot phase doesn’t matter, black color wire is used. When both polarities of hot are used, black is hot1 and red is hot2. Loads wired between red and black get 240v. Loads wired black-white or red-white get 120v. Another common .
Customer: In a junction box in the ceiling I have three black wires together, three white wires together and a black and white wire together, which one can I pig tale off for a light. Answered by Alex in 20 mins 9 years ago The one set that leads to the outside box/photosensor is the one that has the red wire connected to the black wire in the junction box in the basement. The other set of wires leads from the junction box to the landscape lighting. That is the set that has the red wire not connected to anything. Thanks again for helping a clueless guy.
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Alternative wiring: 14/2 runs from breaker to a single junction box in the attic. Then three cables (14/3) run to each smoke detector from the junction box. All white wires would be connected in the junction box; same for black wires; same for red wires.
Dear all.. I've taken the inside shot of the switch box. 4 wires in total: 1) hot (black, if you can see, old dusty black) 2) white neutral (used to be tied to the box screw) 3) two very dark red for two lights That is all. I've tested the voltage: When the switch is in 'off' position. Fuse box is turned on. Connect the incoming and outgoing black wires AND the white wire from your switch. Use a black sharpie to mark that white wire so it's clear that it is a hot wire. Nut them off; Connect the black wire from your switch (last wire left) to your fixture's black wire. Nut them off. This will correct the problem of your breaker popping when you flip .Should be fine. If you had your breaker on youd notice one black n white would have power and the other wouldn't. If you had a volt meter. The original outlit connected the two internally. One b&w is the power coming from your breaker box to the outlet, the other b&w is the leg that runs that power from that outlet to the next outlet in the . The answer depends on the wiring at the switch and on what was connected to the light you removed. Depending on the setup, the red wire may be switched and the black wire may be always hot, or the they both may be switched,.
The fourth black hot wire appears to feed toward the fan wall switch (exiting the box at the top right). The switch switches that hot line and sends the switched power back to this box on the white wire (part of the top right bundle). The fan load is then connected between this switched white wire and the neutral bundle. –
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why was white connected with black in junction box|junction box wiring problems