Questions tagged [gfci]

Ground Fault Circuit Interrupter(GFCI). Sometimes known as a GFI, or a residual-current device (RCD or RCCB). Can refer to receptacles as well as circuit breakers. They detect a leak in current, or an imbalance between the current on the hot and neutral wires. This is used to prevent electrical shock. Use with the [electrical] tag

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53 views

Are you supposed to leave the pigtail lead on an GCFI / AFCI breaker curled up?

Here's an example of the kind of breaker I'm thinking of: They come with the lead neatly curled up. Is this curl meant to be maintained for some reason once the breaker in installed? Or is it just a ...
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Ground fault causing main breaker to trip [closed]

If there was a ground fault causing severe electric shock, and no gfci protection in place, could it ever reach and trip the main breaker, or would it always trip a regular breaker for that circuit ...
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Wiring single circuit GFCI circuit breaker where a duplex GFCI breaker is shown in wiring diagram

I am wiring a hot tub. The spa subpanel I purchased (Eaton) came with a 50 amp duplex GFCI breaker which is what many spas use. I bought a used Hot Springs Spa and found instead of a single 240 volt ...
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56 views

Wire termination under cabinet

When I moved into my home, there was an ancient under-cabinet fluorescent light fixture over the kitchen sink, which I promptly removed. The fixture was just mounted to the cabinet, no electrical box, ...
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145 views

Multiple Dead Outlets, Breaker not tripped

I am hoping for some help here because this problem is driving me nuts. A few days ago our outdoor outlets stopping working (we had Xmas lights plugged in). There is also an outlet in our basement ...
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521 views

New GFCI breaker keeps tripping

I have an older home without GFCI outlets in the bathrooms. The electrical boxes are too small to fit a GFCI outlet. I was hoping to change the breaker in the electrical panel to a GFCI breaker but ...
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Last Follow-up to Two Previous MC 12/4 posts on 12/18/20 and 12/19/20 — Please Check My Plan?

Hoping this is my last question on this topic - ref. Following-up from New Circuit Help Please - Feeding 2-gang receptacle boxes with MC 12/4 You kind souls saved me from myself. I’ll implement the “...
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Can standard receptacles be installed downstream of water-resistant GFCI receptacles?

Since “WR” receptacles are required on exterior of residences, can I still install standard receptacles on the load side?
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How can I correct my wiring to eliminate sequential GFCI outlets?

UPDATED QUESTION Thanks all, this is extremely helpful and interesting. I've since uninstalled the outlets and have written up a new diagram to see what you guys think. (1) I'm removing the 2nd GFCI ...
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How do I identify which neutral wire to attach to my GFCI breaker?

I want to replace a standard 15A breaker with a GFCI breaker. There are 10-15 circuits coming into the breaker box in conduit, not in NM-B cables. How do I determine which neutral (of the 10-15) goes ...
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Is burnt looking wiring still serviceable? [closed]

I was trying to replace a GFCI in a bathroom and the cable and wires are pretty black. The GFCI is also pretty burnt. Do I need to replace the wiring and the GFCI or can I reuse the wire?
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GFCI randomly trips (very infrequently)- can I replace it with a regular outlet?

I have a GFCI outlet in a bedroom that I use as an office that randomly trips. This is very infrequent, maybe once a month and doesn't seem to be connected to electricity usage on the circuit (...
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GFCI failure on 240v spa?

I have a 240V outdoor spa with a 30A GFCI disconnect nearby. The spa was working fine until a week ago. Totally dead. I had a spa repair come out and he diagnosed that it was due to the input power....
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No power to switch box and overhead fans/lights in master bed/bath. No tripped GFCI, no tripped breakers

Just moved into a 2-story home built in 2002. Upon move in, all lights and switches worked except for a pantry light downstairs and one of the outlets in an outlet box in a small bedroom upstairs. ...
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Can I split a shared neutral between two GFCI breakers?

I have two 15A circuits that share a neutral. Currently, they go to two normal breakers, and I'd like to replace two those breakers (side-by-side in the breaker box) with plug-on neutral GFCI ...
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83 views

Adding an electrical outlet to a toilet/tub room

I would like to add a GFCI electrical outlet in a toilet/tub room. I can tie into a dedicated 20 amp switch circuit for the light/vent/heater in the toilet/tub room. I am concerned about having enough ...
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531 views

Tesla Mobile Connector tripping GFCI on NEMA 5-15

Many times when I plug in my Tesla, the GFCI 5-15 outlet in our garage trips, killing the whole circuit. It usually works fine after resetting the GFCI and trying again. This happens whether or not I ...
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No current to GFCI outlet after installation in to junction box

I just installed a new 20 amp GFCI in an outdoor outlet. There are only three wires coming out of the junction box, the black, white and copper wire. After installation, I turned the current back on ...
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Does a light circuit in a garage need GFCI protection?

We are in the process of building a new garage. I am putting 4 rows of light on separate light switches, they will be on separate circuits so if a breaker would trip I won't be in the dark. From what ...
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55 views

Adding couple outlets from portable generator wiring to house

I want to add a couple of outlets from a generator to inside of the house to avoid having extension cords running through the door when the power is out. Similarly to this product. I’ve got a small ...
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GFI outlet vs breakers, maintenance needed

I have a house with a Square D QO Load center breaker box, circa 1973. Over the years there's been some remodeling done and some circuits added. Everything was done to whatever code was in effect at ...
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GFCI Test button is intermittent

I put in a new GFCI outlet (Electeck model GF-15-WT-5PK), but my TEST button is intermittent. It takes 2-4 presses to trip it off. There was no issue before I mounted it to the wall. Initially it ...
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Help locating GFCI reset for exterior outlets

I have lost power to my exterior outlets. I have gone through the house resetting GFCI outlets in the kitchen, garage and bathrooms with no luck. I also looked and found no GFCI outlets outside. I ...
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Outlet not working Properly

I decided to put a GFCI outlet in my kitchen. It's an old house and only had 2 duplex outlets in the kitchen. I wired the GFCI making sure I used the correct wire terminals. I left the other terminals ...
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53 views

Receptacle upstream from GFCI with an issue causing GFCI to trip?

I'm not sure what to do next, and I'm fairly inexperienced with troubleshooting home electrical issues. My investigation started with the GFCI receptacle on the kitchen counter receptacles tripping ...
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what circuit breakers are compatible with eaton gfci , 50 amp, 2 pole breaker?

To be precise I have all eaton breakers in my subpanel, and I'd like to replace this exact breaker: https://www.amazon.com/GFTCB250-Ground-Circuit-Breaker-2-Pole/dp/B01AGLRT9M/ with a gfci breaker ...
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133 views

GFCI Required for 220v outlets?

All subsections of the 2014 NEC 210.8(A & B) start off with "All 125v, single phase, 15- and 20-ampere receptacles..." I see no such requirement for 220v outlets. Can a 220v outlet be ...
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What is causing a motor to trip my GCFI on every OTHER start?

I am experiencing a very strange, intractable ground fault issue. I have a bandsaw that runs on a GCFI/ACFI-protected branch. It has a standard capacitor-start induction motor. Every OTHER time I ...
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Replace old receptacle/switch combination with a GFCI/switch combination

I'd like to replace an old receptacle/switch combination with a new GFCI/switch combination. The old outlet was always hot, and the switch controlled power to a second (outdoor) receptacle. I need ...
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Have a GFCI that trips when the ground and neutral are connected to the breaker and no phase wire

I have a 2 pole 20A GFCI. When the neutral and the ground are connected the breaker trips with no phase conductors connected.
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How to solve problem in GFCI circuit where three-prong tester shows correct wiring, but drawing power on downstream outlet causes a circuit break?

The circuit has 3 outlets; the first in line is a GFCI outlet. All outlets show correct wiring with the two lights illuminated on a three prong tester. Powered device works in the GFCI outlet, but the ...
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42 views

Splitting 220v breaker to two seperate GFI circuits

I have a mobile home that has and outdoor box which is just used as a main 200 amp breaker and spaces for 6 breakers. One double 20 amp breaker is used for 220v pump circuit which the pump installer ...
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51 views

Wire Line to GFCI Switch Combo to Outlet

I currently have a 12/3 Line providing power to a paddle switch that then provides power to an outlet where the pull tab has been removed. I would like to add a GFCI switch combo to replace the ...
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3answers
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Do I need both GFCI receptacle and GFCI breaker?

When wiring new construction or remodel for lets say a bathroom or kitchen, it is determined you need GFCI receptacles in wet prone areas. But do you need a GFCI breaker plus GFCI outlets on the same ...
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132 views

Can static electricity trip GFCI?

I live in Europe, so we don't have GFCI exactly, the device is called RCBO but the mode of operation is same. In my flat, the RCBO is the first breaker in the panel, this way it protects whole flat, ...
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69 views

GFCI for electric floor heat

I am installing electric floor heat in my bathroom. It will be on a dedicated 120V/20amp circuit. The breaker has a GFCI. I am using same manufacturer for thermostat as floor heat. The thermostat is a ...
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70 views

2-Pole 40 amp GFCI replacement for electric range tripping

I am located in MA. Do I need to have a GFCI for an electric 4 wire range? When I replaced the current 2-pole 40 amp circuit breaker with a 2-Pole 40 amp GFCI replacement for electric range the ...
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Quad Breaker Issue

We have a new Maytag Bravo dryer. In our breaker box it is on a quad breaker (15 out and 30 in) with the bathroom and living room outlets and outside outlet. When I turn the dryer on the GFCI in the ...
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149 views

Water Test for Grounded GFCI Outlet did not trip outlet TEST button or actual Circuit Breaker

This is a little long because I've looked through the closely related questions related to my issue and wanted to ensure whomever replies understands how I installed and tested the GFCI receptacle. So ...
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514 views

Breaker for 240V baseboard heater, do I need GFCI/AFCI?

I have an old electric 240V baseboard heater. Currently, it is using 2 single pole 20 amp breakers. I am going to change that to a 1 double pole breaker. No neutral is used. Is GFCI and/or AFCI ...
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48 views

Can one circuit trip a GFCI breaker on another circuit with no shared neutral

I have two circuits in my main breaker panel. Circuit 1 is on a 2 pole 60amp GFCI breaker. It goes directly outside from the breaker box and does not interact with the house aside from at the main ...
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GFCI with three lines

I am replacing a receptacle (rec) in the kitchen by a GFCI. The receptacle (I think strangely) is controlled by a switch (light) on the exhaust hub (where there is also a fan switch). When I took the ...
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701 views

Does a 20 amp GFCI outlet on a 15 amp circuit pose an inherent danger?

I'll start by acknowledging that I know this violates NEC. As I understand it, the reason that a 20 amp outlet can't be connected to a 15 amp circuit is that someone could potentially connect a 20 amp ...
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111 views

grounding outlets and old wiring

Background: I recently moved into a house in the western US built in the late 1950's. Most of the receptacles are two prong and don't have any ground wire running to them. I would like to have three-...
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404 views

Wiring for GFCI with 3 cables

Current setup is a 20A breaker that powers: Above counter: 2 gang box with: Left side: a switch powering over-sink light Right side: a switch for the garbage disposal Under sink: A hardwired ...
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54 views

Splicing load side of GFCI receptacle

I have a Junction box with incoming 120v coming into it. I want to Install a GFCI recpetacle in this location. From this same location I would like to splice the load side of the GFCI in order to ...
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3answers
58 views

New GFCI to replace one that was in the subpanel of a hot tub

I have a dedicated 50 amp 240 v circuit to a hot tub. Had it over 15 yrs no problems. Recently the GFCI that was in the sub panel would buzz and then trip or sometimes work just fine after resetting....
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exterior NEMA 14-50 AND dual GFCI

I want to Install an exterior NEMA 14-50 (RV plug) and dual 120V GFCIs. (One on each leg). The whole thing is fed from a dedicated 50Amp Dual Pole breaker with 6AWG copper. Is this a proper way to ...
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174 views

Is it safe to have 3-switch light-vent-heater on 20 amp circuit with another light switch and a GFCI outlet?

Downstairs bathroom has a dedicated 20 amp crcuit. First in line is a GFCI outlet which trips the downstream light switch (for over mirror light) and a three-switch (for ceiling vent/light/heater ...
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How to diagnose an washing machine problem without tripping the main RCD

I've got an LG washing machine that has recently developed a fault whereby it trips the RCD whenever I turn on the control panel. I've done some basic continuity testing with a multimeter, but I can't ...

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