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Because the neutral wire only carries unbalanced currents. The hot wire carries full load currents.

Answer for European Systems
The above answer is only true for three-phase systems. In single-phase systems, the neutral carries exactly the same current as the line conductor.

The reason for not placing the fuse in the neutral conductor is one of safety. For example, if the fuse were to blow due to, say, an overload current, then although no current could flow, the entire conductor would remain live and highly dangerous.
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Which side of the White neutral wire do you connect the Black power wire?

The neutral wire and power wire are never connected together.


Why do white wire mark 120v?

Because the white wire on a 120 volt circuit is the neutral wire that is connected to the silver screw on outlets and switches. It is connected to the neutral bar in the service panel.


Light has to neutral wires hooked to it with hot wire nutted together one to switch one to fuse box how hook up to lights to it?

To connect the light fixture, you should connect the hot wire from the fuse box (usually black or red) to the light's hot wire (also black or red). The neutral wires (typically white) should be connected to each other, ensuring that the light's neutral wire is connected with the two neutral wires you mentioned. Finally, connect the wire from the switch to the light's hot wire, allowing the switch to control the light. Always ensure the power is turned off before making any electrical connections.


What color wire is connected to the silver screw in an incandescent fixture?

In most electrical devices the neutral wire is connected under the silver coloured screw.


Can a burnt out wire cause you to lose a neutral connection?

Not usually. When a wire burns and grounds out the breaker will trip. Wire burns are usually centered around terminal connections points. If a connection becomes loose heat will be produced and this heating action is what burn the insulation on the wire. The neutral wire on the other hand is not switched so it is less likely to have terminal connection points that can become loose. In a circuit the neutral wire is connected under a wire nut with other neutral extensions in the circuit and then connected to the neutral buss in the distribution panel. There is very little to go wrong on the neutral return side of the load wire.

Related Questions

Why is it important that the live wire not the neutral wire is connected to the fuse?

Suppose there is a fuse which is connected to a live wire and it breaks some day because of excessive power supply. The light goes off because of that. You think that there is no power supply, but actually the neutral wire is taking current towards you. You carelessly try to repair the fuse, and you get a shock. Thus, neutral wires are not preferred in fuse.


Should neutral wire of lamp be connected to the 3amp or the 6 amp side of a canopy switch?

You should never switch the neutral wire. The neutral of the appliance should be connected directly to the neutral wire leading to the service panel neutral bar.


Which side of the White neutral wire do you connect the Black power wire?

The neutral wire and power wire are never connected together.


Where does the neutral wire go in fuse box?

In a fuse box, the neutral wire typically connects to the neutral bus bar, which is a metal strip or terminal that serves as a common connection point for all neutral wires from the circuit breakers. The neutral bus bar is usually grounded to ensure safety and prevent electrical shock. It is important that the neutral wire is properly connected to maintain the balance of the electrical system and to ensure the safe operation of electrical devices.


Why do white wire mark 120v?

Because the white wire on a 120 volt circuit is the neutral wire that is connected to the silver screw on outlets and switches. It is connected to the neutral bar in the service panel.


Light has to neutral wires hooked to it with hot wire nutted together one to switch one to fuse box how hook up to lights to it?

To connect the light fixture, you should connect the hot wire from the fuse box (usually black or red) to the light's hot wire (also black or red). The neutral wires (typically white) should be connected to each other, ensuring that the light's neutral wire is connected with the two neutral wires you mentioned. Finally, connect the wire from the switch to the light's hot wire, allowing the switch to control the light. Always ensure the power is turned off before making any electrical connections.


In plug connections does brown or blue go to the fuse connection?

In electrical plug connections, the brown wire typically connects to the fuse terminal, as it represents the live (or phase) wire. The blue wire, which is the neutral wire, should be connected to the neutral terminal. It's important to ensure proper wiring for safety and compliance with electrical standards. Always refer to local wiring regulations when making connections.


Do you connect a fuse to the live wire or the neutral wire?

A fuse is typically connected to the live wire in a circuit. This is done to protect the circuit from an overload or short circuit, as the fuse will blow or trip and cut off the current flow if there is an issue.


Why the fuse is placed in live wire only?

So that the live wire is isolated when the fuse blows. If a fuse was placed in the neutral, the equipment would still be live when the fuse blows.


When connecting chain switch what is done with the neutral wire and white wire from ballast?

The neutral wire from the chain switch is connected to the white wire from the ballast. They should be connected together using a wire nut to ensure proper circuit completion and safe operation of the light fixture.


Why is the fuse connected to the live wire?

because current flows through live wire


If we connect Fuse wire to neutral how will it affect safety?

prepare to fry