What is the red wire on a ballast?

2 and 3 lamp instant start ballasts use blue wires for individual connections, and red wires for common connections. Black wire is for line voltage and white wire for neutral.

Does the red wire connect to black or white?





Attach the black wire to the outlet you want to always be on (usually the top one) and the red wire to the switched outlet. Connect the white wire to either of the chrome screws (remember, they are still joined) and the ground wire to the green ground screw.

How do you match a ballast?

Quote from the video:
Quote from Youtube video: The only things that matter when you're replacing a ballast are we're number one the number of bulbs number two the type of bulbs number three the voltage.

What happens if you wire a ballast wrong?

If a ballast fails, it can cause a short, burn out tubes or even cause a fire, so it must be replaced. Lights that don’t turn on, fluorescent tubes blackened near their ends, and brown, burnt tube electrodes are all indicators that a ballast is bad.

Which wire is hot on a ballast?

Generally, the hot wire on the ballast is black, and the neutral is white. The other colors are the wires that connect the ballast to the fluorescent tube holders and to each other.

What is the white wire in a ballast?





Yes, in North America on a fluorescent ballast, white is neutral and black is hot — switched hot, that is. In North American wiring, white and gray are neutral, green and yellow/green are safety ground, and everything else is hot.

Why do I have a red black and white wire?

Black wires are hot wires that run to the electrical outlet from the switch. Red wires are hot wires common in a 240-volt outlet or when a wall switch controls the outlet. Blue and yellow wires are hot wires for ceiling fans and three- or four-way switches. White or gray electrical wires are neutral wires.

What is the red wire for in house wiring?

secondary hot wires

Red wires are usually used as secondary hot wires. Red wires are also hot and should be clearly marked to avoid the dangers of electrocution. Red wires are commonly used when installing ceiling fans, where the light switch maybe.

Can I connect the red wire to the white wire?



In the US, the answer would be no, even though I am reluctant to answer this. White is not aggressive. White is neutral, black is 120, green is ground, and red is the other phase of the mains into your house.

How do you rewire a fluorescent light ballast?

Quote from the video:
Quote from Youtube video: So all we have to do is put all these together with a way or nut. Put it to the black. Put all these together with the wire nut and put it to the white and you'll see how easy this job really is.

How do you wire a ballast wire?

Quote from the video:
Quote from Youtube video: It's very simply installed just follow the wiring diagram. And make sure the wires go to the parts of the light fixture that correspond with the diagram.

How do you wire a 4 wire ballast?



Quote from the video:
Quote from Youtube video: I said this is a four-wire ballast. You have your black inner right here.

How do I wire an old fluorescent light?

Quote from the video:
Quote from Youtube video: We should have a couple of black wires what goes to each balance the white wires go together do black wires to go together.

How do I wire a 3 way ballast?

Cut and cap one yellow and one red or blue wire with a wire nut. Connect each of the blue ballast wires to the each of the two blue lampholder wires. Connect the red ballast wire to the third blue lampholder wire. Connect the yellow ballast wire to the red lampholder wire.

How do you wire a fluorescent tube light?

Quote from the video:
Quote from Youtube video: Video so we can see our power comes in to live on one filament on the bottom and the one filament are neutral on the other filament. And then between the two filaments.

What causes fluorescent lights to not come on?



If a fluorescent tube neither lights nor flickers when switched on, first check to see that the fixture is plugged in and that no fuse has blown or circuit breaker has tripped. If this does not help, try wiggling the tube gently in its sockets by rocking it back and forth and from side to side.
22 сент. 1988

Do all fluorescent lights have starters?

Can a fluorescent lamp work without a starter? Some modern fluorescent lights do work without a starter because they come pre-equipped with a ballast that has extra windings. It constantly supplies a small amount of voltage to give heat to the filaments.

Does a fluorescent light need an earth?

As the fluorescent light you have is a Class 1 metal cased type it must be earthed, leaving it unearthed presents an electric shock and possible fire risk.

Where does ground wire go on fluorescent light fixture?

Quote from the video:
Quote from Youtube video: Box that's in the ceiling.

Will a ballast work if not grounded?



The fixture or ballast does not have to be grounded through an equipment ground to operate. Yes, the ballast case has to be electrically connected to the sheet metal behind the lamps for them to ignite.