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Why is it good to put a ground on a receptacle?

Updated: 8/20/2019
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10y ago

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Not only is it good to put a ground on a receptacle it is mandatory by the electrical code rules. The ground is installed to provide a low impedance return to the distribution panel to trip the breaker supplying the circuit in case of a ground fault occurring on the circuit.

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Q: Why is it good to put a ground on a receptacle?
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Why is it good to a ground on a receptacle?

Not only is it good to put a ground on a receptacle it is mandatory by the electrical code rules. The ground is installed to provide a low impedance return to the distribution panel to trip the breaker supplying the circuit in case of a ground fault occurring on the circuit.


How do you install a 12v power receptacle on your motorcycle?

Run a fused power line from the receptacle to either the battery for constant Hot or to the fuse box for an ignition controlled receptacle and ground the receptacle either by mounting on a metal surface or run a ground wire from the body of the receptacle to a good chasis ground


How do you extend the electric outlet at the basement?

Parallel connect the new receptacle to a receptacle in the existing circuit. Black (hot) existing to black (new), white existing to white (new), ground existing to ground (new). Make the ground wire coming into the new receptacle box longer so that it can be looped around the ground screw located in the receptacle box first and then connect to the receptacle without having a break in the wire.


May a GFCI receptacle be installed as a receptacle in an old installation where the 2-wire circuit has no equipment grounding conductor?

Actually, yes. The GFCI does not need any ground; it measures "leakage", i.e., an imbalance, regardless of whether there is "ground". The National Electrical Code permits installing a GFCI to replace a completely ungrounded receptacle. Others have said: No. The GFCI is designed to measure an unintended path to ground. Without a good ground reference this is not possible.


What way does the ground plug on a receptacle face?

the ground plug should be up


What is the position of the ground pin on wall receptacle?

In North America on a 120/240 volt home electrical system, the ground pin on a duplex wall receptacle is on the bottom.


Can you change outlet to fit old 3 prong outlet?

An old 2 hole receptacle can be changed to a 3 hole receptacle that will accept a 3 prong plug, provided a ground wire is available at the box and connected to the ground (green) lug on the new receptacle. A 2 hole receptacle has a hot and neutral wire, while a 3 hole receptacle will require a ground wire connection -- in addition to the hot and neutral wires.


On a 220 receptacle I read 120 on one blade and 30 on the other?

A 220 receptacle has 110 on 2 blades and the other blade is a ground.


Is a grounding 120 volt receptacle larger than an ordinary receptacle?

No, it just has an additional conductor to separate the neutral from the ground, and has a third prong in the receptacle to receive the appliance grounding conductor through the cordset.


What is the proper way to install blades of a receptacle up or down?

Up. ---- I'm not sure what the question is getting at. USUALLY THIS QUESTION IS ASKED WITH REGARD TO THE "GROUND" PRONG of a standard 3wire, 120 volt receptacle In the USA there are no requirements which dictate whether a receptacle outlet should be mounted with the ground UP or DOWN. In fact, it is also proper to mount the receptacle horizontally.


Your electric stove has a 3 prong plug your new stove has a 4 prong stove you bought a new 4 prong outlet but on your old outlet it oly has 3 wires no ground wire how do you ground it?

Look in the back of the range receptacle box that is in the wall. The three wires coming in should have a bare ground wire in the cable set. It wasn't brought to the receptacle because there was no place for it on the three wire receptacle If you find it back there under a screw terminal just add another short piece of wire under the screw and then connect the other end of the short wire to the new ground terminal on the new four position receptacle The wire should be equal in size to the size of the wire that exists around the ground terminal now. If the house is so old that the range cable did not have a ground wire in it the code allows a separate green ground #10 wire to be taken from the breaker panel box to the existing range receptacle This wire is to be bonded on each end. At the panel end to the ground buss and at the receptacle end around the ground screw at the back of the box unbroken and then to the new four position receptacle ground lug.


How do you convert a 3 pin plug from an extension cable to a 2 pin plug?

The one thing that you do not do is cut the ground pin off of the extension cord. What should be done is to change the two blade wall receipt le to a parallel blade U ground receptacle. The ground wire might be tucked away in the back of the junction box. If it is bring it forward and connect it to the new receptacle with the ground pin in it. If there is no ground in the incoming cable to the junction box, code has allowed a separate green wire to be installed if possible and taken back to the distribution panel where it is connected to the ground bus. If it is impossible to install a new separate ground wire just replace the receptacle. It is better to be able to plug the extension cord into the receptacle than destroying a perfectly good extension cord and making it unsafe if has to be used in another area in the future.