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New Electrical Work
Electrical work ranges from the installation of new electrical components to the maintenance and repair of existing electrical infrastructure. It may also include wiring airplanes, ships and other mobile platforms.
4,938 Questions
Ground wire size for 125 amp service?
For a 125 amp service, a ground wire size of 8 AWG copper or 6 AWG aluminum is typically sufficient. However, it's important to consult with local electrical codes and regulations to ensure compliance with specific requirements in your area.
How do you extend romex wire you moved an outlet you need to extend and connect?
You need to splice the extension Romex, using wire nuts, inside a covered junction box made for the purpose. If you can do it within the original outlet box you can put a blank cover on the box. If not you may have to install a new "old work" box in wall. If you can get to wire in attic or basement you could put the junction box in one of those locations. The junction box must be accessible so you can't bury it in the wall.
Can a 20 amp breaker be replaced with a 15 amp breaker?
You must find the reason the existing breaker is tripping and fix it. If the circuit is overloaded, you will have to either move some of the load to a different circuit, or have the WHOLE circuit upgraded, including wiring and breaker.
You will need a licensed electrician to do any repairs or upgrades. You are not qualified to do this work.
IF YOU ARE NOT ALREADY SURE YOU CAN DO THIS JOB
SAFELY AND COMPETENTLY
REFER THIS WORK TO QUALIFIED PROFESSIONALS.
If you do this work yourself, always turn off the powerat the breaker box/fuse panel BEFORE you attempt to do any work AND always use a meter or voltage indicator
to insure the circuit is, in fact, de-energized.
By asking this question you are probably not quite ready to take on this particular task. The correct answer to your question will depend on the distance from the breaker panel and exact location of the air conditioner unit, its voltage and its power rating.
Really, don't do this one yourself. Electricity is far too dangerous to handle if you have not been trained how to do this work. If you use the wrong size and type of cable for the job and/or put just one wire in the wrong place, you risk being killed by electrocution or you could even start a house fire.
How to do this job depends entirely on the Wiring Codes or Regulations for the locality (Town/County/State) and on the exact location of the electrical equipment you wish to be installed. If situated anywhere that is subject to water splashes, water spray, dampness or humidity - such as in any room supplied with running water pipes, like a kitchen, laundry room, bathroom, shower room, etc., or in a workshop, or garage (or anywhere outside a building in the open air, such as along an outside wall - or a pool-side area) in many places nowadays it is actually illegal to attempt to do this kind of work unless you are already a licensed electrician.
If you get any other answer here, you might attempt to do something you shouldn't be doing, and that may cost someone a shock, a home fire, or even their life.
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As always, if you are in doubt about what to do, the best advice anyone should give you is to call a licensed electrician to advise what work is needed.
Before you do any work yourself,
on electrical circuits, equipment or appliances,
always use a test meter to ensure the circuit is, in fact, de-energized.
IF YOU ARE NOT ALREADY SURE YOU CAN DO THIS JOB
SAFELY AND COMPETENTLY
REFER THIS WORK TO QUALIFIED PROFESSIONALS.
Can you plug an electric range into an outlet on a 30 amp breaker?
Most Electric Ranges are plugged into a 50 A breaker for good reason. When everything is turned on it will likely draw more than 30 A. The first step is to find the rating plate on your range and see the current rating. If great than 24 A you shouldn't use 30 A breaker. Make sure connection wire is sized for the correct amperage.
What is the minimum amps for a 220 outlet?
The gauge of wire is referenced to the capacity of a wire to carry amperage and has nothing to do with the voltage. The voltage of a wire is determined by the type of insulation that surrounds the wire. The size of the wire is determined by the amperage of the load and the distance from the supply.
Amp meter is showing 208 volts I need 240 volts?
If your amp meter is showing 208 volts but you need 240 volts, you may need to check the connection or source supplying the power. Ensure that the voltage source can deliver 240 volts and that there are no issues with the wiring or circuit. Consider consulting with a qualified electrician to address the discrepancy and ensure safe operation.
How many pole breaker for air condition?
If the power requirement is 120 volts it will be connected to a single pole breaker rated at the amperage requirement of the air conditioner. If the voltage of the air conditioner is 240 volts, then a two pole breaker will be required.
How many volts are they in a substation?
Can gas piping be bonded to the electrical grounding system?
Gas piping should not be bonded to the electrical grounding system. It should have a separate bonding connection that complies with local building codes. Bonding gas piping to the electrical grounding system can create safety hazards and is not recommended.
What is the diameter of aluminum wires and copper wires for AC 200 amp?
For a 200 amp AC circuit, the recommended wire diameter for aluminum is typically around 2/0 AWG (0.3648 inches) and for copper it is around 4/0 AWG (0.4600 inches). Please consult with a qualified electrician or refer to the National Electrical Code for specific sizing requirements for your installation.
Would you put an electric switch on a neutral wire?
NO! Never switch the neutral, just switch the hot. You would be creating a shock hazard. Switching neutral leaves live voltage at the device even when it appears off. Someone touching the hot and grounded would get a shock.
Can you use a 15 amp 115 volt device in standard outlet?
The outlet is connected to and protected by a breaker or fuse in a main electric panel. The outlet should be sized to the protection. Usually utility outlets in a residence are either 15 A or 20 A. If there are multiple outlets on a circuit then the total current cannot exceed the protection value of the breaker or fuse.
What are the common wiring in a receptacle?
Black wire is HOT, white wire is NEUTRAL and bare or green wire is GROUND. The black wire goes to brass colored screw, the white wire goes to silver colored screw and the bare wire goes to green screw that is connected to the metal "frame" of the receptacle.
How can you raise the height of your outlets without rewiring?
It all depends on how the wires run within your walls and the interior construction of the walls, For example some walls have horizontal members that make it difficult to run vertical wires. In the simple case where you have a single wire feeding from above the current outlet you would cut a hole in sheetrock above the current outlet and install an old work outlet box. The hole is cut to the exact size of the box. Before installing the new box, turn off power and remove old box and pull wire into hole and then through entry hole in new box. The "old work" box has ears that snug up to the inside of the sheetrock and hold the box in place when you screw in the screw that runs through the ear. If you have a situation where you need to run new wire to the new higher box you may have to open another hole in wall to get access to the top of the old box. In all cases like this some sheetrock repair is inevitable. You just need to cut extra holes judiciously and save pieces for repair, or buy special patch kits.
What are white green and black wires typically for?
Black electrical wire is used for power in all circuits. Any circuit's black wire should be considered hot or live. Black wire is never used for a ground or neutral wire and should be used as the power feed for a switch or an outlet. A black wire is often used in a circuit as a switch leg, the connection that runs from the switch to the electrical load.
Red electrical wire indicates the secondary live wires in a 220-volt circuit, used in some types of switch legs and in the interconnection between smoke detectors that are hard-wired into the power system. You can connect a red wire to another red wire or to a black wire.
How many outlets can there be on one 20 amp circuit?
19 - 20 amps is too much. 16 amps is the maximum safe load for a circuit protected by a 20 amp breaker. Of course, its all safe, since the breaker will trip to prevent an overload from starting a fire. But current above 16 amps will eventually (sometimes after several hours even) trip the breaker.
Which wire is hot in knob and tube wiring?
I am assuming that you mean a drill compromised the integrity of the wiring used in K&T and the wire is now cut.
The best thing one can do with K&T, whenever it is practical, is remove it, or at the very least, disconnect it from the source and run a new circuit using Romex properly sized for the branch requirements. The use of Romex presumes that the installer is also changing the panelboard to at least 150 Amps., and preferably 200 Amps.
You need to know that insurance companies are turning away residences with any K&T, and won't underwrite policies unles it is removed. It can be perilous stuff, especially because it is so easy for a home owner to mess with it and unknowingly cause numerous code violations, and set the sstage for fire.
Having said the above, if the K&T is in good shape (it rarely is), and you are using it for a low ampere application, you may splice the wire in a plastic junction box. Be sure there is complete insulation on the K&T wire that enters the junction box, or you will have to scuttle the idea, and replace it with the aforementioned Romex. You can not hide the junction box and it must be accessible, and of course withy a plastic cover.
If you drilled into a knob (the device that secures the wire), and cracked it, it can be replaced. There are plenty of electrical professionals who remove K&T and will have parts on hand that they will gladly give you.
I certify that I am an electrician, electrical engineer and licensed electrical inspector with the State of Pennsylvania. I am conducting a course on K&T for a charitable organization this coming Saturday and scanned the web sfor some information to be used in my lecture.
Why would a Sunterra pond and fountain blow the GFCI everytime you plug it in?
I am not familiar with a Sunterra Pond, but the water involved gives a clue that there is an unintended path to ground likely caused by moisture. Typically the pumps use in such applications are watertight in the electrical connection area. If it is a submerged pump you may have a leak. If it is not a submerged pump you still can have a moisture problem. Check all areas where electrical connections are made. Dry out all electrical parts and plug into GFCI away from the water and see if you still have the problem.
Decibel (dB) is a unit of measurement for sound intensity or power level, while hertz (Hz) is a unit of frequency. They measure different aspects of sound and are not directly convertible to each other.
How many micro amps in 1 milli amp?
There are 1000 microamps in one milliamp. Each derived SI unit in each direction is three decimal places as in all engineering form.
How do you wire a basic off switch to a light?
Light switch connection is usually straight forward. Find your incoming hot wires, black and white. With the switch in the off (down) position and the power disconnected , connect the black wire to the top screw of the switch. Find the load wires and connect the black to the bottom screw of the switch. Connect the two remaining white wires together with a wire nut and push them to the back of the switch box. Install the switch into the wall box, replace switch plate cover. Turn the breaker (power) back on. Flip the switch to the up position and the light should come on.
What should the Electrical panel rating be no smaller than?
The electrical panel rating should be no smaller than the calculated electrical load of the building. It is recommended to have a panel with a capacity of at least 200 amps for residential installations to ensure sufficient power supply for present and future needs. Consulting with a qualified electrician or engineer can help determine the appropriate panel rating for a specific property.
