Does a gfci receptacle need a ground wire
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http://dannychesnut.com/Electronics/Wiring/220/220BreakerWiring.htm
In this Photo (A Whirlpool Dryer) I have ran the wire that runs from the center terminal, the Light Green wire, back to itself rather than cutting it off, just incase I need to put a 3 prong cord back on it some day. Whenever I have shorted something, I've always jumped or jerked my hand away, and it's that involuntary reaction that I figure might pose the biggest risk of injury
http://www.afcisafetyreceptacles.org/
OBC AFCI Devices may be used on any wiring system regardless of the panel and are ideal for older homes, which often have electrical panels that are not compatible with AFCI breakers. In addition, indicator lights in the device face that communicate a miswired or end-of-life condition also serve to provide an immediate status of protection
http://www.instructables.com/id/Replacing-a-GFCI-Outlet/
(And then turn the power off again.) This GFCI outlet has both push-in and screw terminal connectors; some old timers (and some new-timers) will only use the screw terminals, but actually, the push-in connectors are more reliable, according to the GFCI makers. Don't wait until you've pulled the outlet all the way out of the box- keep checking from the moment you remove the faceplate! Notice that all the exposed connectors on this outlet are covered with a wrap of electrical tape- that's a good precaution whenever you install an outlet or switch
http://www.mcgarryandmadsen.com/inspection/Blog/Entries/2013/9/4_My_GFCI_reset_button_is_hard_to_push_and_wont_reset._Whats_wrong.html
Also, construction standards vary in different parts of the country and it is possible that important issues related to your area may not be covered here. But first check around the house for other GFCIs that need to be reset before calling an electrician or heading to the hardware store for a new GFCI-receptacle
http://www.thecircuitdetective.com/household_electrical.htm
A GFCI compares the current flowing out to and back from anything using electricity from it, and trips (interrupting that current) if ever there is a slight difference between the two. Have you ever been at a lighting showroom and felt all the heat coming off so many lights -- all that energy being wasted, you thought? They talk about compact fluorescent (CF) bulbs -- those spiral bulbs that look a little like soft ice cream cones -- being better than your old fashioned incandescent bulbs
http://www.nojolt.com/GFCI_installation.shtml
NoJolt and its associates shall not be held liable for any loss of life, limb, or assets caused by the application or misapplication of this information. If you choose to do wiring work of any kind then you and you alone are responsible for learning what the code requires, and applying the code to your work
http://inspectapedia.com/electric/Electrical_Outlet_Wire_Connections.php
We also describe connecting the ground wire between the circuit grounding conductor, receptacle ground screw, and the electrical box (if metal boxes are used). But closing this wire hook or loop around the screw improves both the security of the electrical connection and increases the total contact area between the screw connector and the wire
http://www.ecmweb.com/content/think-gfci
Since testers establish a test circuit between hot and equipment ground, if the receptacle into which the tester is plugged is wired with reverse polarity, there will not be a voltage across the tester and test current will not flow. Since some of the test devices apply up to a 30mA test current; using such a tester on a 2-wire circuit while touching a metal cover plate could result in an uncomfortable shock
http://inspectapedia.com/electric/Electrical_Outlet_2-Wire_Connections.php
We need to research the code details further about inconsistent system grounding; an example that comes to mind is the code requirement that a separate branch panel in a detached garage is often connected both to a local grounding electrode at the garage and back to the system ground bus (and through it to the main building grounding electrode) back in the main panel. See SAFETY for ELECTRICAL INSPECTORS Step 2: buy the right type of electrical receptacle Our photo shows a conventional grounded three-prong electrical receptacle - the round hole is the ground connection - at the left end of the picture closest to my thumb
http://www.electrical-online.com/how-to-replace-a-razor-only-receptacle-with-a-gfci/
Get a good battery powered flashlight or work light, or run an extension cord from an outlet on another circuit and set up a lamp or trouble light to work with. Verify that you have the correct circuit shut off by checking with a voltage tester, or just plug in an electric radio in the razor outlet and then when you have the right breaker shut off, the radio will quit
http://www.ecmweb.com/code-basics/nec-requirements-ground-fault-circuit-interrupters-gfci
In industrial establishments where conditions of maintenance and supervision ensure that only qualified personnel are involved, an assured equipment grounding conductor program as specified in 527.6(B)(2) is permitted for only those receptacle outlets used to supply equipment that would create a greater hazard if power was interrupted or those that have a design that is not compatible with GFCI protection. The only exception to this rule is that GFCI protection is not required for fixed electric snow melting or de-icing equipment receptacles that are not readily accessible and are supplied by a dedicated branch circuit in accordance with 426.28
http://www.wikihow.com/Wire-GFCI
Contact a qualified electrician to complete the work if you have identified more than 4 loose wires or more than 2 cables (grounding wires not included
http://www.thecircuitdetective.com/gfis.htm
Is an Unknown GFCI the Cause of an Outage? When a GFI outlet trips off, both the hot and neutral "line" terminals become disconnected inside the receptacle from the "load" terminals. (What is the little light on some GFIs?) Why Can't I Reset? Is GFCI Bad or Is There a Ground-Fault? GFI Outlet Diagram -- Hooking Up Is an Unknown GFCI the Cause of an Outage? Finding a Tripped GFCI Receptacle Confusing Terms: GFCI, GFI, Load, etc
http://home.howstuffworks.com/question117.htm
You are standing on the ground, and since the drill is wet there is a path from the hot wire inside the drill through you to ground (see How Power Distribution Grids Work for details on grounding). The GFCI can sense the current flowing through you because not all of the current is flowing from hot to neutral as it expects -- some of it is flowing through you to ground
220-240 Wiring Diagram Instructions - DannyChesnut.com
In this Photo (A Whirlpool Dryer) I have ran the wire that runs from the center terminal, the Light Green wire, back to itself rather than cutting it off, just incase I need to put a 3 prong cord back on it some day. Whenever I have shorted something, I've always jumped or jerked my hand away, and it's that involuntary reaction that I figure might pose the biggest risk of injury
AFCI Safety Receptacles
OBC AFCI Devices may be used on any wiring system regardless of the panel and are ideal for older homes, which often have electrical panels that are not compatible with AFCI breakers. In addition, indicator lights in the device face that communicate a miswired or end-of-life condition also serve to provide an immediate status of protection
Replacing a GFCI Outlet: 9 Steps
(And then turn the power off again.) This GFCI outlet has both push-in and screw terminal connectors; some old timers (and some new-timers) will only use the screw terminals, but actually, the push-in connectors are more reliable, according to the GFCI makers. Don't wait until you've pulled the outlet all the way out of the box- keep checking from the moment you remove the faceplate! Notice that all the exposed connectors on this outlet are covered with a wrap of electrical tape- that's a good precaution whenever you install an outlet or switch
My GFCI reset button is hard to push and won't reset. What's wrong?
Also, construction standards vary in different parts of the country and it is possible that important issues related to your area may not be covered here. But first check around the house for other GFCIs that need to be reset before calling an electrician or heading to the hardware store for a new GFCI-receptacle
Popular Home Electrical Articles by Larry, The Circuit Detective
A GFCI compares the current flowing out to and back from anything using electricity from it, and trips (interrupting that current) if ever there is a slight difference between the two. Have you ever been at a lighting showroom and felt all the heat coming off so many lights -- all that energy being wasted, you thought? They talk about compact fluorescent (CF) bulbs -- those spiral bulbs that look a little like soft ice cream cones -- being better than your old fashioned incandescent bulbs
How to - Install a GFCI Outlet
NoJolt and its associates shall not be held liable for any loss of life, limb, or assets caused by the application or misapplication of this information. If you choose to do wiring work of any kind then you and you alone are responsible for learning what the code requires, and applying the code to your work
We also describe connecting the ground wire between the circuit grounding conductor, receptacle ground screw, and the electrical box (if metal boxes are used). But closing this wire hook or loop around the screw improves both the security of the electrical connection and increases the total contact area between the screw connector and the wire
Think like a GFCI
Since testers establish a test circuit between hot and equipment ground, if the receptacle into which the tester is plugged is wired with reverse polarity, there will not be a voltage across the tester and test current will not flow. Since some of the test devices apply up to a 30mA test current; using such a tester on a 2-wire circuit while touching a metal cover plate could result in an uncomfortable shock
We need to research the code details further about inconsistent system grounding; an example that comes to mind is the code requirement that a separate branch panel in a detached garage is often connected both to a local grounding electrode at the garage and back to the system ground bus (and through it to the main building grounding electrode) back in the main panel. See SAFETY for ELECTRICAL INSPECTORS Step 2: buy the right type of electrical receptacle Our photo shows a conventional grounded three-prong electrical receptacle - the round hole is the ground connection - at the left end of the picture closest to my thumb
How to Replace a Razor Only Receptacle With a GFCI
Get a good battery powered flashlight or work light, or run an extension cord from an outlet on another circuit and set up a lamp or trouble light to work with. Verify that you have the correct circuit shut off by checking with a voltage tester, or just plug in an electric radio in the razor outlet and then when you have the right breaker shut off, the radio will quit
NEC Requirements for Ground-Fault Circuit Interrupters (GFCI)
In industrial establishments where conditions of maintenance and supervision ensure that only qualified personnel are involved, an assured equipment grounding conductor program as specified in 527.6(B)(2) is permitted for only those receptacle outlets used to supply equipment that would create a greater hazard if power was interrupted or those that have a design that is not compatible with GFCI protection. The only exception to this rule is that GFCI protection is not required for fixed electric snow melting or de-icing equipment receptacles that are not readily accessible and are supplied by a dedicated branch circuit in accordance with 426.28
How to Wire GFCI - wikiHow
Contact a qualified electrician to complete the work if you have identified more than 4 loose wires or more than 2 cables (grounding wires not included
Can't Reset a GFCI Outlet?
Is an Unknown GFCI the Cause of an Outage? When a GFI outlet trips off, both the hot and neutral "line" terminals become disconnected inside the receptacle from the "load" terminals. (What is the little light on some GFIs?) Why Can't I Reset? Is GFCI Bad or Is There a Ground-Fault? GFI Outlet Diagram -- Hooking Up Is an Unknown GFCI the Cause of an Outage? Finding a Tripped GFCI Receptacle Confusing Terms: GFCI, GFI, Load, etc
You are standing on the ground, and since the drill is wet there is a path from the hot wire inside the drill through you to ground (see How Power Distribution Grids Work for details on grounding). The GFCI can sense the current flowing through you because not all of the current is flowing from hot to neutral as it expects -- some of it is flowing through you to ground
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