Yes, double pole breakers do not always require a neutral connection.if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[250,250],'wiringsolver_com-box-4','ezslot_5',189,'0','0'])};__ez_fad_position('div-gpt-ad-wiringsolver_com-box-4-0'); Breakers with two switches are known the double-pole breakers. My goal is replace the 2 pole 20 amp breaker in the picture with a 2 pole 20 amp GCFI breaker. the middle terminal is Neutral and the first and last one is two lines i.e. It needs to be connected to your main panels neutral bus. Enter a Melbet promo code and get a generous bonus, An Insight into Coupons and a Secret Bonus, Organic Hacks to Tweak Audio Recording for Videos Production, Bring Back Life to Your Graphic Images- Used Best Graphic Design Software, New Google Update and Future of Interstitial Ads. The 120/240 volt GFCI unit monitors the current flow on all three load terminals to check for trip conditions. FREE delivery Mar 3 - 7 . The electrician told me "I'd be happy to take your money but it wont do you any good because your receptacle and plugs don't use a neutral wire." Homeline 25 Amp 2-Pole GFCI Circuit Breaker. If you press the test button the reset should pop out. Can you install the device without a neutral? The Input is connected to the hot wire from Main MCB. If you continue to use this site we will assume that you are happy with it. This way I can unplug the lift and use the welder on rare occasions. Use Klarna's easy UPS price comparison tools to help you find the best value on one million products. GFCIs save lives by cutting the power whenever they detect a ground fault. Step 1: Connect breaker to the neutral bar. For instance, if a particular load doesnt require a neutral, you can install a GFCI that will run that load without using a neutral. Craftmade Ceiling Fan Not Working Possible Causes & Fixes! It is not safe to use GFCI without neutral however but you have to check does the GFCI have a neutral pigtail. If the current on the hot wire and the return wire are not the same, then the breaker trips and interrupts the circuit. A GFCI cannot be used with appliances which are individually grounded, such as ovens or dryers. You can still put it in even if your smart switch doesnt have a neutral. <a title="Will A 2 Pole Gfci Breaker Work Without . Now, flip the switch on the breaker that you installed to the ON position. It is an essential step to troubleshoot any electrical installations or procedures to ensure the proper safety of the component. Hence the neutral wire would not be needed to loop the electricity back. GFCI receptacles are similar to ordinary outlets. It is usually a very large breaker, rated for 100 amps or more. Thanks A There are two different kinds for home useelectrical outlets and circuit breakers. It also includes a neutral wire that runs between the load and the GFCI breaker, as well as a neutral wire that connects the GFCI to the neutral bar. Rather than install multiple GFCI outlets, one GFCI circuit breaker can protect the entire circuit. Save my name, email, and website in this browser for the next time I comment. (Class A GFCI, 5 mA Ground-Fault Trip Level) Date : 04/05/2021 Type . Therefore, you should check your appliances before you panic. Most of the images displayed are of unknown origin. The Ground Fault Circuit Interrupter (GFCI) saves lives. The ground terminal of outlet is connected to the ground bar in the mains distribution board. The middle terminal or the neutral terminal is not used. It ought to trip the circuit, cutting off power to it. Do you need a three phase GFCI circuit breaker? The builtin white wire in the ground fault circuit interrupter circuit breaker should be directly connected to the incoming supply neutral bar in the home mains distribution board or it will not work otherwise. RCD may be defined as Current Operated ELCBwhich is known asRCCB. For instance, if you have an older 240V load, you will notice that it doesnt have a neutral wire. You can get by without one. After all, a circuit is not complete unless the current can move from the panel through the hot conductor to the connected appliance and then back to the panel through the neutral. Resolution: The largest . Many older 240V spas have hot and ground wires but no neutral wire. In that regard, if you cant connect the neutral to a GFCIs terminal because it is broken, your best option is to hire an electrician to solve the problem before someone gets hurt. You have a choice between two configurations. Neutral bar connections are not necessarily necessary for double pole breakers. The steps have been broken down in detail so that you can complete this task on your own. The Neutral wire requires one. When a ground fault or leakage current trips a circuit, GFCIs are utilized to prevent electric shock. I did see that the 2 pole breaker stated that wire lengths should be . It may not display this or other websites correctly. (7 Steps). Make sure that the breaker is in the OFF position. Single pole GFCIs contain one hot wire and one neutral wire and double poles contain two hot wires.if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[336,280],'wiringsolver_com-medrectangle-4','ezslot_3',113,'0','0'])};__ez_fad_position('div-gpt-ad-wiringsolver_com-medrectangle-4-0'); Single pole breakers are those narrow switches you see in your electrical panel. The only way to make sure you and your family is safe is to have a valid licensed electrician perform these tasks. Jun 3, 2010 I installed (3) 2/pole GFI breakers today and a have no clue why they come with a neutral lug and a neutral pigtail. Based on the number of prongs your dryer plug has,, Read More How To Wire A Dryer Plug To A Breaker Box? According to IEC and NEC, it is must to use and install these devices in watery areas like laundry, kitchen, spa, bathroom and other outdoor installation. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. Things Youll Need The main difference is that normal circuit breakers do not have neutral wires to attach to the breakers main buss bar. This way, this 24 amp, 120V ordinary outlet is protected by the 30 amp GFCI circuit breaker. Yes, it can. $379.99 + $25.75 shipping. Most wall sockets in older homes dont have a neutral wire that can be seen. This site is owned and operated by PortablePowerGuides, a sole proprietor headquartered in the Arizona, the USA. Otherwise, recheck the wiring. This involves running a short piece of wire from the breaker to the neutral bar. The GFCI electronics is 120V powered. L1 and L2. All the content of this site are do not gain any financial benefit from the downloads of any images/wallpaper. But why outlet is hot with, Read More Outlet Is Warm With Nothing Plugged In! It has 10,000 AIR. Back to home page Return to top. As mentioned above, the builtin white wire has been connected to the neutral busbar in the main DB. Related Post: Hot Neutral Reverse GFCI Meaning - You Must Know If the appliance doesnt require a neutral, you shouldnt worry. I'm mostly known for my knack towards all things electrical, as can be clearly seen from most of my work. Why is a plug intended for 15 amps shown attached to a 30 amp breaker? As an alternative, you can check the power with a tester. 30A breaker is split into two 120v . You connect the two power leads of the 240 volt only pump circuit to the two hot terminals on the 240 volt 2 pole GFCI breaker and nothing is connected to the GFCI load neutral terminal. He stated that he could hook the GFCI breaker's neutral pigtail to the neutral bar but that it wouldn't do any good because my stuff doesn't require a neutral. This type of breaker is used in many homes and businesses and knowing how to properly wire it can help prevent problems and keep everyone safe. . Currently it's wired to a 30 amp two breaker. It would be best if you shut off the power from your main panel breaker before moving further with the twin pole GFCI installation. In case of higher wattage, use the proper wire size according to the table and use manual. They converted to Euro style 240V simply by outlawing the use of neutral. The GFCI is designed to protect people from severe or fatal electric shocks but because a GFCI detects ground faults, it can also prevent some electrical fires and reduce the severity of other fires by in terrupting the flow of electric current. Dennis Alwon Moderator Staff member Location Chapel Hill, NC Occupation Retired Electrical Contractor Jul 11, 2014 #4 Single GFCI Receptacle However, this time we wont be using the neutral terminal. The following wiring shows an ordinary outlet has been wired and protected through single phase single pole GFCI circuit breaker. SQUARE D . You'll love the Cooper Wiring ShockSentry 15-Amp 2-Pole 3-Wire 125-Volt Duplex GFCI Receptacle - Gray at Wayfair Canada - Great Deals on all Lighting products with Free Shipping on most stuff, even the big stuff. Do not hesitate to call an expert electrician to help you out if needed. This protection can be provided either by a GFCI circuit breaker or GFCI receptacles. DISCLAIMER: All wallpapers and backgrounds found here are believed to be in the "public domain". They are also known as safety switches. So your 2-pole GFCI will be "gliding above all" the grounding issues in the panel. 3 Phase Ground Fault Detector. The ground is a different case. This way I can unplug the lift and use the welder on rare occasions. Then, youll see three terminals at the bottom. If you think you might not have a neutral wire, you can buy a smart switch that doesnt need one. Some GFCIs dont have a neutral because they work with loads that dont require a neutral. Open the main cover panel to gain access to all the breakers. The lower four terminals and ground wire of RCBO has been connected to the spa control box by the following sequence. The single pole GFCI breaker worked fine when wired to just the outlets. Designed to protect against overloads and short-circuits. I'm a general contractor but I prefer to sub out all of my electrical work because I am not comfortable doing the work myself. If the GFCI works, the device will irritate you because of all the nuisance tripping. It should trip the circuit and power should be cut from it. There is no problem having a GFI fed from another GFI. More to explore : Square D Industrial Circuit . It also includes a neutral wire that runs between the load and the GFCI breaker, as well as a neutral wire that connects the GFCI to the neutral bar. A GFCI can function without a neutral. When you buy through links on our site, we may earn an affiliate commission. What does a Ground Fault Circuit Interrupter do? Every outlet in a modern home has a neutral, hot, and ground wire. Keep in mind that the the difference between single pole and two poles normal circuit breakers and a GFCI is that there is a builtin white wire on the back side of GFCI and it must be connected to the neutral busbar in the mains supply or it will not work and protect the circuit properly. Square D QO2100C Miniature Circuit Breaker - 100 A, 2 Pole, 120/240 VAC - New (#374425940694) See all feedback. Yes, it can. Thanks for your time! (Explained). I've been writing on this blog from the beginning and I love to experiment with my writing. Connect two hot wires to the terminals on the left and right. The white pigtail wire on a GFCI circuit breaker serves two functions. I will describe the wiring in detail below. That being said, the absence of a neutral doesnt make the GFCI dangerous. My advice is to replace both receptacles with GFI and install a standard breaker. This site is awesome! 2 Pole Gfci Breaker Wiring Diagram . This circuit breaker wiring diagram illustrates installing a 20 amp circuit breaker for a 240 volt circuit. Top Australian Christmas Crafts Secrets This Heart Is A Favourite Of Mine And The Students. Save the plywood to board up the windows again for the next hurricane. This way, the connected device is AFCI protected. Another electrician told him it would work despite not using a neutral.. Who is correct? They converted to Euro style 240V simply by outlawing the use of neutral. This is because electricity flows to a device from the panel through the hot wire. There are two configurations you can use. Make a good deal when shopping your Square D Homeline 20-Amp 2-Pole Main Circuit Breaker HOM220GFI 65 USD is the cheapest price among 5 stores we compared. Will a 2 pole GFCI breaker work without a neutral? A neutral connection is not required on the load side unless the device supplied requires it. I noticed that the electrician did NOT wire the receptacle to a GFCI breaker. It is strictly forbidden to work with live wires in any circumstances. Actually, we worked with a fellow in the Philippines to work this very problem. Check it to determine whether the circuit has electricity or not. Maybe if you are putting the unit literally in a swimming pool, but besides that not much reason to do so. This is why it is so important for homeowners to test their GFCIs. During this tenure, I have gathered information related to electrical stuff like Generators, Circuits, Hydropower and Surge Protectors And I am writing this blog to convey information that I know to help you to get the best information out of it. If the power has not come back on, check to see if your wiring was accurate and rewire if needed. 99. Alternatively, you may use a tester to test for power too. I just had a 220v 30a receptacle wired outside of my house. It works by comparing the amount of current going to and returning from equipment along the circuit conductors. How to Wire 120V Simultaneous Water Heater Thermostat? This way, this 15-16A, 120V outlet is GFCI protected by 20A GFCI breaker and it is recommended to use it in the watery areas like bathrooms, kitchen, spa and other outdoor applications. So lets start. Thus, both poles trip if a short circuit occurs on either of their hot wires. As mentioned above, the builtin white wire has been connected to the neutral busbar in the main DB. RCD + MCB, then it is known as RCBO Residual Current Circuit Breaker with Overcurrent Protection. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Enter Your Email Address to Subscribe to this Blog and Receive Notifications of New Posts by Email. GFCI technology is primarily concerned with the hot and neutral. jbfan Super Moderator the ground is the one conductor the GFCI doesnt need. In the older zones of the Philippines, all their power was installed 120/240V split-phase American style. A single neutral wire joins two hot wires in double-pole breakers. Please Tell Us How We Can Improve This Article. As can be clearly seen from most of his work. 7 Can a GFCI be installed at a 208v input? (Solved). They are perfect for 240V appliances. http://w3.usa.siemens.com/us/intern/docs_AFIC Circuit Protection/SIE_DS_GFCI.pdf. Your email address will not be published. Connect the pigtail to the neutral bus of your main panel for configuration 1. You also might want to think about AFCI breakers to protect the aluminum wire 15-30A branch circuits. The pigtail has two exit points: one leads to the neutral bus, the other to the ground. Electric Bill Calculator with Examples, How to Find The Suitable Size of Cable & Wire for Electrical Wiring Installation? I know the green ground runs from the pump to the ground bus bar in the Easytouch. This is why I emphasized the fact that the current moves from hot to neutral. You even install it the same. Required fields are marked *. How to Wire 240V Water Heater Thermostat Non-Continuous? The hot wires are the black and red wires. For example, if one circuit is drawing 12 amps and the other circuit is drawing 7. Can a two-pole GFCI breaker operate without a neutral, though? 489 To wire this breaker, you will need to connect the black and red wires to the breaker, and the green wire to the ground. So, lets begin. I can't think any reason to use a GFCI for a hardwired AC unit. Optional to use a neutral bar or middle terminals. Regular 2 pole GFCI breaker will trip with these loads. So since I have another 8 awg wire buried I thought I would just replace the single pole GFCI with a 2 pole (expensive) and have two circuits. Another electrician told him it would work despite not using a neutral.. Who is correct? The neutral wire is vital to the GFCIs operations. GFCI Wiring Circuit Diagrams, How to Wire GFCI Combo Switch and Outlet GFCI Switch/Outlet Wiring Diagrams, Wiring of the Distribution Board with RCD (Residual Current Devices), Single Phase Electrical Wiring Installation in Home NEC & IEC, Three Phase Electrical Wiring Installation in Home NEC & IEC, How to Wire Auto &# Manual Changeover & Transfer Switch (1 & 3 Phase), Single-Phase Electrical Wiring installation in a Multi-Story Building, Three-Phase Electrical Wiring installation in a Multi-Story Building. Inspect the load. If there are any open slots in the panel, you will be able to see the neutral . to name a few. To cut the power, cautiously flip the switch on the main breaker. The pigtail neutral of the GFCI breaker will be connected to the neutral bar in this configuration. So pigtail neutrals, like the ones shown below, have been recently eliminated by the new plug-on neutral panels and breakers by Square D, Siemens, and Eaton. No, a GFCI will not work without a neutral wire. I have a 1 year old pool pump that's 220 and does not have a neutral connection. It is not safe to work with wires carrying current. Find the primary panel breaker. (Explained). This one is a continuation of the first video about how the 2 pole GFCI works.This is a description of what job the neutral wire connected to the device is u. It is recommended you wear safety gear such as rubber boots and gloves to protect against electrical risks. If the equipment you want to run doesnt have a neutral, use the two-pole GFCI breakers that do not have a neutral. This cuts the power in the outlet by tripping the GFCI. A neutral wire is not used in this circuit. For instance, if you reverse the neutral and hot wires, the GFCI will become ineffective because it cant trip. Connect the pigtail to the ground of your main panel for configuration 2. Hot Neutral Reverse GFCI Meaning You Must Know, 15 Or 20 Amp GFCI(Difference, Use, Pros & Cons), GFCI At Beginning Or End Of Circuit(Explained). GFCI requires a neutral because the current in a circuit runs from the line to the neutral, passing through the load along the way. As an Amazon Associate I earn from qualifying purchases, Sarah (As an Amazon Associate I earn from qualifying purchases). Fig 2- Configuration 1 to use GFCI Breaker Without a Neutral As can be seen in the first configuration (Fig 2), the appliance will be directly connected to the ground bar. Here are some steps to disconnect the main breaker. The two wires as output (hot and neutral) are connected to the line terminals of ordinary outlet. Fluorescent Light Not Working Solutions To Try! Warning It's critical that you connect the hot circuit wire to the "hot" or "load" terminal on the GFCI breaker and the neutral circuit wire to the neutral terminal. In Europe and Australia, the same thing is known as RCD Residual Current Interrupter or RCCB Residual Current Circuit Breaker or if overcurrent protection device such as MCB is used with combination of RCD i.e. This is why manufacturers make GFCIs that dont have a neutral. Make sure that the breaker is turned off. Watch this video on how you can install a two-pole GFI breaker in detail! You are free to choose whichever configuration is most convenient for you. The second electrician is correct, a two pole GFCI will work fine without a neutral. Lives In: Denver Colorado This gives me a unique ability to give you expert home improvement and DIY recommendations. A 220v GFCI breaker has two lugs to which line 1 and line 2 attach. I just had a 220v 30a receptacle wired outside of my house. (Solved)Continue. The goal is to defend against ground faults in places that expose outlets and appliances to moisture. You might have some queries like how, Read More What Are The Different Types Of Outlets & Their Functionality?Continue, One common issue in electrical outlet malfunctions is, the heating of electrical outlets, even when theyre not plugged in. (Solved). Breaker pole wiring diagram gfci mcb refrence double volt. Follow, Copyright 2023, All Rights Reserved 2012-2023 by, Looks Like You're Using an Ad Blocker. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. It can. Resists false tripping (shielded to prevent RF interference) Plug-On neutral style breakers are designed for use in Siemens plug-on neutral load centers. For configuration 1, attach the pigtail to the main panels neutral bus. Use only one wire for a breaker at a time. Can you use a 2 pole GFCI breaker without a neutral? will a 2 pole gfci breaker work without a neutral. 5 Do you need a three phase GFCI circuit breaker? I think the QO series is mostly the same internal parts so same probably applies to it. As you can see, the GFCI cannot work without the neutral. Final Price $ 53 39. each. The ANSI-certified and UL-listed unit is . You find such situations in homes with 240V appliances. We Rely on Advertising to Help Fund Our Site and Provide Free Information. Wiring diagram for 240 volt gfci breaker. Normally, the two-pole GFCI breaker has two hot wires. Red (L1), Yellow (L2), Blue (L3), Black (Neutral) and Green/Yellow (Ground / Earth). Two hot wires are connected by a single neutral wire in double pole breakers. But then it runs from the machine back to the panel through the neutral wire. Use for protection of entire branch circuits where damp location shock hazards may exist. Check to see if the power has come back up again. End result: Tight fi t and a clean installation. In most cases the main breaker in the panel is used as the main disconnect, which is why the grounded (neutral) conductor is typically bonded there. If an open neutral occurs in the panel, it can transform a 120V circuit in an American home into a 240V circuit. Should you battle with acquiring gentle to read through, get disappointed with sluggish web page turns or reduced resolutions, or merely despise how massive your existing ebook reader is, upgrading could be worthwhile. Autonomously and continuously tests itself for device malfunction. Decide where you want to place the breaker and find that position. The ground-fault circuit interrupter, or GFCI, is a fast-acting circuit breaker designed to shut off electric power in the event of a ground-fault within as little as 1/40 of a second. Wiring a Two Poles GFCI Circuit Breaker The following wiring shows an ordinary outlet has been wired and protected through a double pole GFCI circuit breaker. These are the steps to troubleshoot a double pole GFCI breaker.if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[300,250],'wiringsolver_com-leader-1','ezslot_9',123,'0','0'])};__ez_fad_position('div-gpt-ad-wiringsolver_com-leader-1-0'); Throughout this article, I have discussed all of the steps necessary to know how to wire a 2 pole GFCI breaker without neutral. How to wire a ground fault circuit breaker? Types, Working & Applications, How to wire a GFCI Outlet? If you cant connect a neutral wire to the GFCI because the outlet doesnt have one, you should call your electrician to find out why they neglected to add the conductor. Locate the main panel breaker. Of the three wires in an outlet, the ground is the one conductor the GFCI doesnt need. It will most likely be above the other breakers, apart from them. Connect the black wire to the Load screws on the GFCI, the white wire to the Line screws, and the green or bare copper wire to the Ground screws. The ground / earth wire (as green) is connected to the ground terminal from ground busbar. The load neutral does not go to the neutral bar as with a standard thermal magnetic breaker installation. Device intended for personnel protection from Ground Faults. As you now know, the neutral takes electricity back to the panel. Again, an open neutral is more dangerous than a missing neutral. You test the GFCI by pressing the TEST button and waiting for the RESET button to pop out. This site is awesome! The two terminals on the side are for the hot wires. Manufacturers print the wattage Can You Leave Doorbell Wires Exposed? The outlet wont work until you add the neutral. 4.4 4.4 out of 5 stars (4) $44.99 $ 44. Working with live wires is strictly prohibited at all times. Answer (1 of 3): No, a GFCI breaker is not appropriate for a multiwire (2 circuits with shared neutral) branch circuit. Hadn't even thought to use the ground. For instance, if you throw an appliance connected to a GFCI outlet into a tub of water, the GFCI will trip because of all the current running through the water. They provide a concealed neutral bus bar under the breakers. As you may have guessed, there are exceptions. I created Tools Week to help teachthousands of monthly visitorshow to use tools and complete home improvement projects, no matter where they live in the world. if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[300,250],'wiringsolver_com-large-leaderboard-2','ezslot_6',114,'0','0'])};__ez_fad_position('div-gpt-ad-wiringsolver_com-large-leaderboard-2-0');This is how you can wire a double pole GFCI breaker with no neutral wires. Neutral wire runs between the load and the GFCI breaker. I noticed that the electrician did NOT wire the receptacle to a GFCI breaker. So, how do you wire a double pole GFCI? Because in order to know how to wire a 2 pole GFCI breaker without neutral properly, you must know which terminals to use. The ground-fault circuit interrupter, or GFCI, is a fast-acting circuit breaker designed to shut off electric power in the event of a ground-fault within as little as 1/40 of a second. If a short circuit occurs on the wires of either of the poles, both will trip with this type of connection. I will describe the wiring in detail below. There will be no connection to the breaker neutral, so just ignore it. More Buying Choices $34.49 (11 used & new offers) Siemens QF260A 60 Amp, 2 Pole, 120/240V Ground Fault Circuit Interrupter with Self Test Feature. Key Differences Between A GFCI And A Regular Outlet! How to Wire a GFCI Circuit Breaker 1 Turn off the main breaker in the service panel and remove the panel cover. Only 2 hot and a ground (also bonded). 1 or 2 pole; 15A, 20A, 25A, 30A, 40A or 50A; 10kAIC; 120 Vac or 120/240 Vac; Wire Range #14-8 AWG CU / #12-8 AWG AL Classification & Certifications. Understanding the, Read More Key Differences Between A GFCI And A Regular Outlet!Continue, Electricians are often called upon to install new outlets and repair existing ones. Related Wiring Installation Diagrams and Tutorials: I wants to know about types of earthing,,energy saving lights,safty divice,transformer safty and new incoming of electrical technology. This breaker has two hot wires and a ground wire. The steps to troubleshooting a double pole GFCI breaker are simple. (2) 1-pole circuit breakers featuring a secondary circuit breaker surge arrester with a lower clamping voltage ratings. If you can, will the GFCI work? Sub panel supplied by 2 hots, neutral and ground wire. The following wiring shows hot water tub spa or whirlpool spa has been wired and protected through a three pole GFCI circuit breaker. However, as with any electrical work, you should proceed with extreme caution and take all necessary safety precautions before beginning. Touching these conductors can Hi, my name is Stellar and I'm an Electrical Engineer. They serve regular everyday household appliances such as TVs, computers, lights, fans, etc. Additional, you may read the difference between GFCI and AFCI in the previous post. verify the Load and Line terminals while installing a GFCI for protection. The neutral from the breaker is the required neutral for the breaker to function. Certifications: B.E.E. 12 Steps to Save Electricity. Any circuit supplying either 120/240 volts (with two hot wires and one neutral wire) or pure 240 volts (two hot wires) is required to be GFCI protected by the National Electrical Code (NEC). Check to see if there is power in the circuit. The three load terminals of AFCI breaker is directly connected to the electric stove control box panel following the sequence as Line 1 (Red), Neutral (Black in the middle) and Line 2 (Blue). It works by comparing the amount of current going to and returning from equipment along the circuit conductors. The neutral terminal is most commonly the one in the middle. Two-Pole QO/QOB Circuit Breaker and GFCI Installation Instructions This instruction sheet contains installation, wiring, testing, and removal information for two-pole (2P) QO/QOB Circuit breakers and Ground Fault Circuit Interrupters (GFCI). The GFCIs cannot provide grounding to the outlets in question. In other words, connect the wires to the correct side of outlet for proper operation.
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