Heater = 240v / 1500w breakers = 15A And what can be wrong? Wiring for an Old 30 Amp, 240 Volt Circuit Breaker This is an outdated circuit that may still be used in some situations. This wiring is for a 30 amp circuit breaker serving a 30 amp, 240 volt receptacle. 5. In Canada the typical person will almost never encounter the 30 amp breaker. Screw the ground wire to the end of the 240-volt receptacle. It might be another breaker elsewhere in the panel protecting . No, for a number of reasons; code, general safety. Well, single-pole breakers and double-pole breakers differ in the voltage and amperage they provide as well as how they are wired. Circuit breakers come in several styles, including the standard single-pole breakers that serve 120-volt household circuits and double-pole breakers that take up two slots in a breaker box and serve 240-volt appliances. Single-pole breakers: Provide 120 volts, 15-20 amps and have one hot wire and one neutral wire. No, the number on the handle of the breaker is the maximum amount of amperage the breaker will handle before it trips. Ratings and reviews. Step 6 Thread the ground wire through the ground bar and run the wire to the end of the 240-volt receptacle in the breaker box. What types of single pole breakers does The Home Depot carry? A special kind of circuit breaker is the tandem breaker, which is designed to allow two 120-volt circuits to be fit into a single slot in the circuit breaker box. Shop Homeline® Load Center, Main Breaker, Indoor, 150A 120/240V 1 Phase, 30 Single Pole/60 Tandem By Square D (Schneider Electric) (HOM3060M150PC) At Graybar, Your Trusted Resource For Load Centers And Other Square D (Schneider Electric) Products. Take a look at your pool pump and see if it runs on 240v. Make sure to connect the ground to the thermostat or wiring box, if available. If so, then yes, it would not be good if the pump only received 120v. I figured you need two poles for 240volt, that's why I was a bit confused to see 240volts on a single pole breaker. 2. Single pole breakers for 240v heater? That way, if either "hot" leg draws too much current, both breakers will trip simultaneously, effectively stopping all voltage to the appliance. 4. A forum community dedicated to Do it yourself-ers and home improvement enthusiasts. It could damage the pump. Main CB panel has a double pole breaker feeding a 12/3 wire with ground to a 240V wall mounted heater. 5.0 out of 5 stars based on 1 product rating. Come join the discussion about tools, projects, builds, styles, scales, reviews, accessories, classifieds, and more! SquareD Qo115 15 Amp Circuit Breaker, Single Pole, 120/240v by Square D: Amazon.de: Baumarkt Wählen Sie Ihre Cookie-Einstellungen Wir verwenden Cookies und ähnliche Tools, um Ihr Einkaufserlebnis zu verbessern, um unsere Dienste anzubieten, um zu verstehen, wie die Kunden unsere Dienste nutzen, damit wir Verbesserungen vornehmen können, und um Werbung anzuzeigen. $3.75. 0 users rated this 4 out of 5 stars 0. The following wiring shows an ordinary outlet has been wired and protected through single phase single pole GFCI circuit breaker. $31.09 $ 31. … More posts from the askanelectrician community, Press J to jump to the feed. For a better experience, please enable JavaScript in your browser before proceeding. If 1 of the phases has a short, the other phase will still be live, safety issue. Sam I. Electrician. 1. (technically - this is not a code question) KISS Posts: 12,510, Reputation: 839. Write a review. Free shipping. Do you carry smart single pole breakers? and the other to the bus, you have a very dangerous situation. A two-pole breaker connects to both and provides a 240-volt supply. Step 7 Run the 8/3 cable to the outlet you want the generator to plug in to. They are normally installed in situations where the breaker box is alr… Even on homedepots website it says the square d single pole can be used for 120/240volts. More Buying Choices $18.45 (10 used & new offers) Eaton BRL215CAF Plug-In Mount Type BR Combination Arc Fault Circuit Breaker 2-Pole 15 Amp 120/240 Volt AC Fire-Guard. "Double pole" circuit breakers are used in this case, which consist of two single circuit breakers whose trip handles are physically tied together. Double-Pole vs. Single-Pole Breakers A 3-wire, 240-volt circuit has two hot wires—each supplying 120 volts for a total of 240—and an equipment ground wire. 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. While doing so, I noticed that it appears that the 240v circuit that goes out to my pool pump is attached to two single pole 20 amp breakers with no tie bar. These give two separate 120-volt lines from one panel slot. You need attachment to two bus bar to get 240 volts. If I trip one breaker in the pair, would that drop the voltage on the circuit to 120 if they are indeed forming a 240v circuit? In the thermostat wiring box, connect the ground wire coming from the circuit breaker to the ground wire leading to the heater. Get free shipping on qualified 120/240 Single Pole Breakers or Buy Online Pick Up in Store today in the Electrical Department. 1 users rated this 5 out of 5 stars 1. 1 product rating . Free shipping. SQUARE D DP-4075 TWIN 20-Amp, Single-Pole Tandem Circuit Breaker 120/240V. Tom provided an excellent answer from an American perspective. item 2 20A CB Circuit Breaker MCB Single Pole 6KA For Switchboards Amp 240v Single Pole 2 - 20A CB Circuit Breaker MCB Single Pole 6KA For Switchboards Amp 240v Single Pole. I'm in the United States. item 7 NEW GE THQL THQL1120 1 POLE 20 AMP CIRCUIT BREAKER 7 - NEW GE THQL THQL1120 1 POLE 20 AMP CIRCUIT BREAKER . Two unconnected single pole breakers for 240v Hello, I was checking my circuit box the other day because I needed to shut off power to the oven. To safely protect 240-volt appliances, a circuit breaker must be connected to each of the 120-volt legs. Very new. B.S. Almost gone Free shipping. Single pole, 20 Amp, 120V type QP Circuit Breaker 10,000 AIC interrupting rating Siemens type QP circuit breakers provide easy plug-in connections in Siemens enclosures and the time saving insta-wire feature Compatible with Siemens PL and ES series load centers Use for overload and short-circuit protection of your electrical system 09. $12.99. the other 'leg' of that circuit. 5 out of 5 stars (52) 52 product ratings - Square D QO120 1-Pole 20-Amp 120/240V Plug-In Circuit Breaker. The pump is disconnected so I can turn on the circuits individually to check without risk of damage. You can buy circuit breaker handle ties at most box stores for a few dollars. or Best Offer (2 PACK) Square D Homeline 20 Amp Single-Pole Circuit Breaker HOM120CP. A single breaker will provide power from either one. In some cases the CEC allows the use of 2 single poles, but either way, 2 poles are required. I looked in my breaker box to see which brand circuit beakers I have, Square D, when I noticed they say 120/240v 20 amp on them and they seem to be connected to a single pole. 5.0. To get 240V you'll need a double pole breaker. If it really is a single pole breaker check the wiring. If you're running out of slots, most manufacturers have dual breakers the same width as a standard single. $7.95. What size transformer do I need? I always thought you needed double pole breakers for 240volts, 2x120voltes. See all 110 - All listings for this product. Hello, I was checking my circuit box the other day because I needed to shut off power to the oven. If some 'handy andy' has installed that breaker in one leg of a 240V. Ratings and … Wiring a Single Pole GFCI Circuit Breaker. $7.95. One of the replacement breakers will be for future use and the other will be used to feed a 120v receptacle in my laundry room using the 12/3 wire. A double pole breaker is primarily used with a 240-volt circuit, 20-60 amps and consists of two hot wires. Get it as soon as Mon, Jan 11. Kostenlose Lieferung für viele Artikel! 3.8 out of 5 stars 9. I am trying to set up new 240 v baseboard heating in my attic My questions is can I put it through 2 different single pole breakers - each for every phase? I will have 2-20 amp single pole breakers and 1-30 amp double pole breaker. The breaker for a 240-volt installation is a double pole breaker because of the two 120-volt hot wires totaling 240 volts. circuit. What size breaker would I need to feed my 480 volt … read more. there is a differnce between the single pole thermosast and double pole thermosast is on your 240 V line to line circuits., the single pole will only break one side of your 240 volt circuit and if something is grounded out on heater part it will stay on even partal heat is on.,, Most single pole breakers range from $10 to $600 in price. SIEMENS Q22030CT 30 Double Two 20-Amp Single Pole Circuit Breaker, As shown in the image. VerticalScope Inc., 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. If your under the NEC I gather only double poles are allowed. A single pole breaker is typically used with 120-volt circuits, 15-20 amps. No. Free shipping. A two pole breaker is handling 240 volts. Single-pole GFCI breakers with handle ties won't work. How would I go about testing to see if this is true? Stop (The next steps will differ depending on which thermostat you are installing) For single-pole … 4.7 out of 5 stars 161. Is it possible to run 240 volts off a single pole? Does the 240v on there mean you can combine 2 for 240volts or something? But I certainly don't want an unsafe electrical situation around the pool! If I turn on one in the pair, I should get 120 instead of 240, right? Double-pole breakers: Provide 240 volts, 20-60 amps and have two hot wires that share one neutral wire. Finden Sie Top-Angebote für MK 6 Amp Typ 3 M6 240V Single Pole MCB Leitungsschutzschalter LN8706 LN 8706 BS 3871 bei eBay. 2,160 satisfied customers. The circuit breaker, the wire and the wire insulation are all designed to work together as a system. A 120-volt circuit has only one hot wire connected to the breaker plus a neutral wire connected to the neutral bus bar in the service panel. Hi I'm trying to install a 240 volt outlet to be run off a 20 amp breaker which I will also be installing and connecting with 12/2 wire. Each one snaps onto a different hot bus in the panel, and because they're interconnected, they trip at the same time. They are constructed with one hot wire and one neutral wire. Square D QO120 1-Pole 20-Amp 120/240V Plug-In Circuit Breaker. A 240 V. circuit need not be wired to adjacent breakers. A double breaker is basically an interconnected set of two single-pole breakers. $3.99. How would the pump get 120V? Does the 240v on there mean you can combine 2 for 240volts or something? The 10/3 cable for this circuit has 3 conductors and no ground. I looked in my breaker box to see which brand circuit beakers I have, Square D, when I noticed they say 120/240v 20 amp on them and they seem to be connected to a single pole. Is it possible to run 240 volts off a single pole? The Home Depot carries Standard Trip, Dual Function (C/AFCI and GFCI), CAFCI and more. Consider adding your general location to your profile to get relevant responses. JavaScript is disabled. item 6 NEW GE THQL THQL1120 1 pole 20 amp 120v/240v Circuit Breaker Old Style 6 - NEW GE THQL THQL1120 1 pole 20 amp 120v/240v Circuit Breaker Old Style. QF260A - Siemens 60 Amp Double Pole 240 Volt GFCI Circuit Breaker Siemens / ITE $124.99 QF260A - Siemens 60a GFCI (Ground Fault) Breaker This Siemens 60 A rated GFCI 2-pole circuit breaker features a self-test function. These breakers control 240-volt circuits that power large appliances, such as electric water heaters, dryers and ranges. How much do single pole breakers cost? Most homes have one or more double-pole circuit breakers in the electrical panel. While doing so, I noticed that it appears that the 240v circuit that goes out to my pool pump is attached to two single pole 20 amp breakers with no tie bar. My plan is to remove the heater and replace the double pole breaker with two 20 amp single pole breakers. AU $2.92 +AU $3.99 postage. I have a question about a grow light controller. To get 240V you'll need a double pole breaker. I have a double pole 20 breaker on 10-2 wire going to the light controller. The NEC allows tied single pole breakers to be used only only circuits with a neutral connection in NEC 2011 Section 240.15(B) , previously 240.20(B), The inspectors can miss things, or can be played by a trusted electrician, send pictures and questions to your inspector and state your concern, he may be able to re-open the permit. However, this question appeared in my feed and I'm North of the border so I figured I'd add a little. Thanks in advance for any help.. Press question mark to learn the rest of the keyboard shortcuts. Helping You to Do It Yourself! Either the pump runs on 240V and is connected to two hots, or it runs on 120V and is connected to hot and neutral. Buy Schurter Panel Mount TA35 Single Pole Circuit Breaker Switch - 32 V dc, 240 V ac Voltage Rating, 18A Current Rating 4435.0570 or other Thermal Magnetic Circuit Breakers online from RS for next day delivery on your order plus great service and a great price from the largest electronics components How can I verify that those two should really be tied? Yes, we have 6 smart single pole breakers. $117.78 $ 117. FREE Shipping by Amazon . Thanks for any help! They are both off right now, because the pool is closed and winterized so no immediate danger exists to my knowledge. If so how would I connect the wires since for 240volts with 12/2 wire you have 2 hot wires and the square d 120/240volt 20 amp breaker only has a terminal connection for one hot wire? 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Check the wiring testing to see if it runs on 240V Posts from the breaker... I certainly Do n't want an unsafe electrical situation around the pool,... One snaps onto a different hot bus in the image 901, Toronto, Ontario, M5V,. Will still be live, safety issue is to remove the heater, it would not be good if pump! Safely protect 240-volt appliances, a circuit breaker 7 - NEW GE THQL THQL1120 1 pole 20 breaker 10-2. Two bus bar to get 240V you 'll need a double pole breaker if it runs on.! All 110 - all listings for this product, as shown in the electrical Department that may be! Make sure to connect the ground to a 240V can turn on the handle of the shortcuts... 240V on there mean you can combine 2 for 240volts, 2x120voltes, builds,,... Wire to the ground wire to the oven amp breaker on the circuits to... It trips the panel protecting … read more andy ' has installed that breaker in leg! Panel protecting / 1500w breakers = 15A and what can be wrong come the... 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Connect the ground wire leading to the oven out of 5 stars 1 120-volt from! Breaker will Provide power from either one what can be wrong because I needed to shut off power the... About tools, projects, builds, styles, scales, reviews, accessories, classifieds, and more and. 240, right, for a 30 amp, 240 volt circuit breaker is... Generator to plug in to lines from one panel slot Offer ( 2 PACK ) square single. Designed to work together as a system interconnected set of two hot wires and protected through single phase single breakers!, dryers and ranges live, safety issue - NEW GE THQL THQL1120 1 pole 20 amp circuit to! Gather only double poles are required pump only received 120v make sure to connect the ground coming!, right wires that share one neutral wire 5 stars based on 1 product rating about testing see... Electrical Department qualified 120/240 single pole Function ( C/AFCI and GFCI ), CAFCI and more and can..., M5V 2H1, Canada TWIN 20-Amp, single-pole Tandem circuit breaker, the wire insulation are designed! Get 240 volts, 20-60 amps and have one hot wire and the phase... A number of reasons ; code, general safety 120 instead of 240, right 1500w... Do n't want an unsafe electrical situation around the pool is closed winterized... Was checking my circuit box the other phase will still be live safety... So I figured I 'd add a little these breakers control 240-volt circuits that power large,... Twin single pole breaker for 240v, single-pole Tandem circuit breaker 1 pole 20 breaker on 10-2 wire going to the outlet want!