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If the wire used on the circuit is sized for 15 amps (usually 14 gauge) you run a very serious risk of fire.

If the wire used on the circuit is sized for 25 amps (usually 10 gauge, good for 30 amps) there is no increased danger.

Additional InformationIf you don't know if the wire is sized for 25 amps, DON'T DO IT!

A 25 amp circuit would require 10 AWG wire. The fire hazard mentioned above is real and you shouldn't ignore that advice.

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How do you change from 15 amp fuse to 20 amp fuse?

It is not recommended to replace a 15 amp fuse with a 20 amp fuse as this can overload the circuit and pose a fire hazard. It is important to use the correct amperage fuse that is specified for the circuit to prevent damage or danger. If you are experiencing frequent blown fuses, consult an electrician to address the underlying issue.


An open circuit results when a hot wire touches ground?

An open circuit occurs when there is a break in the electrical path, cutting off the flow of current. When a hot wire touches ground, it can create a short circuit where current flows directly to ground instead of through the intended circuit, leading to potential danger and damage to the equipment.


Why does your central heat keep tripping the circuit breaker?

This is an interesting question with unfortunately not quite enough information for a good answer. But I'll give you a few things that could cause this situation and the conditions in which they will occur.1. This problem has always occurred: The wiring/circuit breaker that controls the unit are not rated high enough to accommodate the unit. Make sure that both are rated for the draw listed on a tag somewhere on the unit.2. This is a recent problem that is getting worse with time: The wiring going to the unit degrades with time, as does the circuit breaker itself, limiting their ability to carry current to the unit causing it to try and draw more amperes than the breaker will allow. Replace the wiring and/or breaker with the appropriate size needed for your application.3. This happens at times when there are a large amount of electrical items on in your dwelling. This means that the circuit may be being used to power other devices as well, and combined they are overloading the breaker. This is unlikely as the unit should have a dedicated circuit. Remove all other devices from the circuit, or run a new circuit to the unit of the appropriate rating.4. This is a recent problem and is consistent in the time it takes for the breaker to trip. The wiring may have been damaged in some way, such as a mouse chewing on the wire, or a nail/screw being driven through it. This is the most dangerous of the options as it could cause a fire when you reset the breaker. Check the wiring for damage, and replace it with the appropriate size for your application.I highly recommend that you seek out an electrician to rectify this problem. Not a Handyman, or someone of that nature, but a true licensed Electrician. This could be a serious problem that puts you, your home, and your family in danger.


Can a 15 amp breaker be replaced with a 20 amp?

Please be more specific....simply replacing the breaker with a 20 amp may cause a fire; if the cable is sized for 15 amp and is overloaded. Your 15 amp breaker is probably feeding #14 wire. The use of a 20 amp breaker requires at least a #12 wire be used. Fire hazard if breakers and wiring are not sized correctly.


When live neutral wires in a domestic circui t come in contact with each other what occurs?

When live neutral wires in a domestic circuit come in contact with each other, it can create a short circuit. This can lead to excessive current flow, causing a fuse to blow or a circuit breaker to trip to protect the electrical system from overload. It is important to identify and correct the issue to prevent potential electrical hazards.

Related Questions

How do you change from 15 amp fuse to 20 amp fuse?

It is not recommended to replace a 15 amp fuse with a 20 amp fuse as this can overload the circuit and pose a fire hazard. It is important to use the correct amperage fuse that is specified for the circuit to prevent damage or danger. If you are experiencing frequent blown fuses, consult an electrician to address the underlying issue.


An open circuit results when a hot wire touches ground?

An open circuit occurs when there is a break in the electrical path, cutting off the flow of current. When a hot wire touches ground, it can create a short circuit where current flows directly to ground instead of through the intended circuit, leading to potential danger and damage to the equipment.


Why does your central heat keep tripping the circuit breaker?

This is an interesting question with unfortunately not quite enough information for a good answer. But I'll give you a few things that could cause this situation and the conditions in which they will occur.1. This problem has always occurred: The wiring/circuit breaker that controls the unit are not rated high enough to accommodate the unit. Make sure that both are rated for the draw listed on a tag somewhere on the unit.2. This is a recent problem that is getting worse with time: The wiring going to the unit degrades with time, as does the circuit breaker itself, limiting their ability to carry current to the unit causing it to try and draw more amperes than the breaker will allow. Replace the wiring and/or breaker with the appropriate size needed for your application.3. This happens at times when there are a large amount of electrical items on in your dwelling. This means that the circuit may be being used to power other devices as well, and combined they are overloading the breaker. This is unlikely as the unit should have a dedicated circuit. Remove all other devices from the circuit, or run a new circuit to the unit of the appropriate rating.4. This is a recent problem and is consistent in the time it takes for the breaker to trip. The wiring may have been damaged in some way, such as a mouse chewing on the wire, or a nail/screw being driven through it. This is the most dangerous of the options as it could cause a fire when you reset the breaker. Check the wiring for damage, and replace it with the appropriate size for your application.I highly recommend that you seek out an electrician to rectify this problem. Not a Handyman, or someone of that nature, but a true licensed Electrician. This could be a serious problem that puts you, your home, and your family in danger.


What is a bare bright wire?

The bare wire is the equipment grounding conductor. Its purpose is to ground the metal parts of equipment that are not part of the circuit. This assures the proper function of the breaker in the event of a fault. It exists for your safety and disregarding it exposes you to potential danger, even death.


Can you downgrade from a 125amp main breaker to 100 amp breaker using the same box?

You can reduce the breaker size because that limits the current that can reach the main panel. There is no safety issue other than the significant danger in an unskilled person changing out a main breaker.


What will be happen if you use earthing in place of neutral in any circuit?

* * * DANGER * * * DANGER * * * DANGER * * *Do not, under any circumstances, use earth ground instead of neutral in a circuit. Besides being a violation of the US National Electrical Code, and probably the applicable electrical code for any country that has an existing neutral system in place, it constitutes a hazard because the earth ground conductor is not rated to carry operational current. It is only there to carry momentary fault current so as to trip the protective device (fuse or circuit breaker) in the distribution panel. Also, placing operational current on protective earth ground can raise the voltage on that conductor, creating the potential for an electrocution hazard.


Can a 15 amp breaker be replaced with a 20 amp?

Please be more specific....simply replacing the breaker with a 20 amp may cause a fire; if the cable is sized for 15 amp and is overloaded. Your 15 amp breaker is probably feeding #14 wire. The use of a 20 amp breaker requires at least a #12 wire be used. Fire hazard if breakers and wiring are not sized correctly.


When live neutral wires in a domestic circui t come in contact with each other what occurs?

When live neutral wires in a domestic circuit come in contact with each other, it can create a short circuit. This can lead to excessive current flow, causing a fuse to blow or a circuit breaker to trip to protect the electrical system from overload. It is important to identify and correct the issue to prevent potential electrical hazards.


Why is a short circuit dangerous?

A short circuit will draw a lot of current and produce heat so there is great danger of damage and even fire


Can 10 gauge wire be used on a 20 amp breaker?

No, it is not recommended. A 20 amp breaker should be used with a wire gauge of 12 or smaller to ensure the wire does not overheat and cause a fire hazard. Using a 10 gauge wire on a 20 amp breaker could potentially overload the wire and overheated it.


Is it possible to convert 220 v wiring to two 110 v wiring?

You will need a 220 volt primary isolation transformer with a split, center taped, secondary 220 volt winding.-------------------Answer for USAIf you live in the United States and your 220v circuit is a 2-pole circuit, you replace the 2-pole breaker with 2 individual 110v breakers and **PRESTO** you are now ready to run 2 individual 110v circuits.If you wish to use existing wiring, and you have 3 wires plus ground, you have all you need. These 2 circuits can share the same neutral without any electrical danger.Before you do any work yourselfon circuits, equipment or appliances,ensure the circuit is, in fact, OFF.IF YOU ARE NOT ALREADY SURE YOU CAN DO THIS JOBSAFELY AND COMPETENTLYREFER THIS WORK TO QUALIFIED PROFESSIONALS.


Why circuit breakers do not trip even though there is a fault?

1. Maybe you are using more than you think. Hair dryers really suck a lot of juice. 2. You may have a low-amp breaker with a lot of outlets wired to it. 3. It really depends on how many amps are being pulled vs how many amps the breaker can handle. What you need to do is identify every light and outlet that is wired to that breaker. Next time the breaker trips, leave it off and start figuring this out. Identify every light that is no longer working. Then carry a lamp (better yet, a night-light) around your house and try it in every outlet, identifying the ones that don't work. Before you flip the breaker switch, look at the switch. It should tell you how many amps it can handle before it trips. Overhead light fixture generally suck about 2-3 amps. A celing fan another 2-3 (a combination ceiling fan with light kit, around 5). Add up all the fixtures you identified as being on that circuit, and that's how many amps you are pulling, even when nothing is plugged into an outlet on that circuit. Now, a general rule in electrical wiring is that you're not supposed to have fixtures and outlets on the same circuit. I don't think there's any real danger in doing that, but it just kind of makes it easier to keep everything organized. So it may or may not be true in your house. So you may not have any fixtures at all on the circuit. If you don't, then ignore the lights and ceiling fans. Your load on that circuit is whatever appliances you have plugged in and running at the time. If you DO have fixtures on the circuit, then you can add the amps from those fixtures. Growing up, I lived in a house where the kitchen, bathroom, and laundry room were all on the same circuit. That circuit must have been a huge number of amps to support all that. But nevertheless, if you turned on the hair dryer while the clothes dryer and bathroom vent were both on, it tripped the breaker every time. And the lights went out in all three rooms. Solutions? Well, if turning on your hair dryer is what causes the breaker to trip, you can try drying your hair when other things on that circuit are not operating. Or just plug your hair dryer in to an outlet that is not on that breaker. That's the easiest thing to do. You might also think about putting a bigger (more amps) breaker on that circuit in your breaker box (I suggest you don't do this yourself - hire an electrician). Another option is to change some of the outlets and/or fixtures to another circuit, one that doesnt have as much load on it. This will require some re-wiring, which, with a little bit of knowledge, you can do yourself. But if you are not comfortable with that, then again, hire an electrician. Overhead fixtures aren't so bad because the wiring is usually up in your attic. You just need to identify which wires are on which circuits and divert another circuit to include your fixtures. Also, you need to make sure that the old circuit is still continuous (if there was a fixture in between the breaker and an outlet, or between two outlets, and you took that fixture off the circuit, then you have to complete the circuit between the breaker and outlet, or between the two outlets, directly - make sense?). The thing that you have to keep in mind is that, while you are decreasing the load on one circuit, you are increasing the load on the other circuit, and you don't want to put so much on the other circuit that it starts to trip. Oh one warning. Anything that draw a LOT of amps, like a hair dryer or clothes dryer or chop saw, should never be plugged into any outlet that is on the same circuit with electronic devices (TVs, stereos, computers, DVD players). Even if it doesn't trip the breaker (a potential disaster for some electronics), the current change created by turning the high-amp appliance on and off can damage the sensitive components of such electronics. So-called "surge protectors" are not sufficient for protecting your electronic equipment from this - they only protect against minor fluctuations caused by slight changes in the current coming into your house.