When plugged into a shore power using a single cable, an RV turns into a single appliance. However, this question appeared in my feed and I'm North of the border so I figured I'd add a little. A 150-foot, 240-volt circuit running on a 30 amp, the double-pole breaker would need 8/3 AWG wire supplying the shed from the breaker box. Can we replace the plug or receptical … read more The manufacturer also requires a 30 amp breaker. #10 is fine for that application. Any ‘real’ electrician would know a 14-50 would need a 50 amp breaker and wire to fit. A double pole breaker is primarily used with … I recently purchased a ductless mini split and am trying figure out the correct breaker and wire size. Q230 - Siemens 2 Pole 30 Amp Breaker Siemens QP breakers provide easy plug-in connections in Siemens enclosures and the time saving Insta-Wire feat... View full details $24.98 The electrical characteristics for my LG ductless mini split are as follows: MOP 35 amps MCA 23 amps Cooling rated amps 17.55 Heating rated amps 17.55 Compressor 17.3 amps Fan 0.25 amps This breaker will work only in Federal Pioneer Stab-lok branded residential panels. 10. This was found in a panel today. As far as the 30 amp breaker … 300 Foot Run – a 120 volt, 20 amp circuit would require 4/2 AWG wire. At the breaker box , black to the breaker , white to the breaker, bare wire to the ground bar . The 30 A breaker you seem to be describing is a 240V breaker. When used in home wiring a double pole breaker is used when a 240 volt service is needed (for a high draw appliance like a range or dryer). If you have a 30 amp double breaker, you can connect a single 10 gauge hot wire and it will work for 120 volt. In addition to the industry exclusive "Trip to OFF" and simple 1-Step Reset feature, Eaton has added a trip flag to visibly indicate breaker status. The first, a single pole breaker and the second, a double pole breaker. We have a space heater with a number 6-30P 250V 30 Amp plug We have a standard 250v 3 wire grounding receptical rated 20a 250v ac. 30. 1 SINGLE POLE 30-amp 120-volt Breaker 1 TT-30 Receptacle and 1 Black (HOT), 1 White (NEUTRAL) and 1 Ground Correctly sized wire The 30-amp service for an RV is 120-volt with a 3 prong receptacle and a single 30-amp dedicated breaker. The materials are on hand, so it’s time to install all the new wire between the breaker and the new 30-amp outlet. It uses a 120-volt current. Connect each of the hot wires on the cable to one of the lugs on the breaker and snap the breaker … This breaker will work only in Square D branded residential panels. 6. One may also ask, can you put a 30 amp breaker on 12 gauge wire? Exclusive VISI-TRIP indicator provides highly visible red indicator flag for easy identification of tripped breakers. The amplifier has it's own appropriate over current protection by virtue of it's fuses. Single-pole breakers: Provide 120 volts, 15-20 amps and have one hot wire and one neutral wire. I would leave it the way it is. Correct Wire Gauge For Home Circuits. In Canada the typical person will almost never encounter the 30 amp breaker. I severely doubt your electrician friend is actually an electrician or he totally misunderstood what you wanted. For example, a two-pole breaker at 15 amps on each pole (breaker handle) would supply 240 volts to the appliance on that branch at up to 15 amps, not 30. Unlike a double-pole breaker, which serves a single 240-volt circuit, a cheater serves two 120-volt circuits; it cannot be used to supply 240 volts to a single circuit. A 240 volt, 30 amp circuit would require 4/3 AWG wire. In this way, can I use a 40 amp breaker for a 30 amp dryer? In case of higher wattage, use the proper wire size according to the table and use manual. There were three 60 amp breakers going to the Air handler, stove and electric on demand water heater. ... C-Series White Toggle Circuit Breaker - Double Pole 30 Amp 7365. No idea why 20 Amp breaker was installed. 40. How To Wire a 30-amp RV Outlet Safely? If it is #10 wire you'd have to re-wire with #8. For a 20 amp breaker, use 12 gauge wire or larger. Use the Blue Sea Systems Circuit Wizard to select the correct wire size, circuit breaker or fuse type and amperage, and fuse holder. The receptacle is rated for 30 amps and cannot be protected by a larger amperage breaker. So you need TWO separate double-pole 40 amp … Square D bolt-on circuit breaker has a voltage rating of 120/240 Volts current rating of 30 Amps and interrupting rating of 10 kilo-Amps. CH 30 Amp 1-Pole Circuit Breaker with Trip Flag Eaton has enhanced its premium Type CH residential Eaton has enhanced its premium Type CH residential circuit breakers, making the best even better. The minimum wire size that is allowable for use with a 30-amp breaker is 10 gauge. Welcome to the forums. At the water heater end. Typical applications for a double pole 30 Amp breaker include clothes dryer and hot water heater (240V up to 4.5Kw) in a home and requiring a wire size of 10-2. There was two 30s going to the compressor and washer/dryer combo. Typical applications for a double pole 30 Amp breaker include clothes dryer and hot water heater (240 V up to 4.5 Kw) in a home and requiring a wire size of 10-2. Be sure to mark the white wire with black tape or color it with a marker on the end at the box and at the water heater. The minimum wire size that is allowable for use with a 30-amp breaker is 10 gauge. Wire amperage is a measure of the amount of current a wire can … 500 Feet – a 120-volt, 20 amp circuit would require 1/0 AWG wire. For example, use 12# or 4.0mm 2 wire for up to 12kW, three phase 415V – 480V where the max current is 18.2A. These are almost always a double-pole breaker. black to black, white to red, bare wire to the green screw provided inside the hole where the wires go. It has a double 30 amp breaker. This designation A 30 amp circuit breaker should provide an adequate time delay for the compressor to start. 14. The 30 AMP is a standard ANSI C73.13, TT-30P (plug) / TT-30R (receptacle). A different type of doubled-up breaker is a "quad breaker," which serves two 240-volt circuits but is the same width as a standard double-pole breaker. The 2-Pole thermal magnetic circuit breaker features a lug terminal and accommodates aluminum/copper wire size of 14 - 8 AWG. General household receptacles and lighting. Said he was told if the wire was larger for the 30 it would not matter. ** 20. It sounds, though, as if this water heater requires TWO separate 40A 240V circuits -- 80A total. The 14 gauge wire will be OK on the 15 amp double, since you are only using a maximum of 15 amps per half of circuit, and the breaker will trip if either of the sides are overloaded due to the tie together on the breaker. A 30 amp circuit powers most domestic water heaters, some older or larger air-conditioners, table saws and a few other power hungry devices. They are constructed with one hot wire and one neutral wire. The ANSI-certified and UL-listed unit is rated for 120/240 VAC and 10,000 AIR. A single breaker normally has 120V. This article will explain how to wire a 30 amp RV breaker safely and adequately. He had them all wired with six gauge wiring. The bottom line is, a 2000 watt 120 volt water heater should be on a 30 amp circuit consisting of #10 wire and a 30 amp single pole circuit breaker . Typical applications for a double pole 30 Amp breaker include clothes dryer and hot water heater (240V up to 4.5Kw) in a home and requiring a wire size … Breaker / Fuse Size (Amps) Wire Gauge (Copper*) Most Common Application. In case of three phase spa wiring, use 12 or 10 gauge wire size for each line. Electric ranges. There should be two black wires or perhaps a black and red wire connected to the two screws on the breaker. 50. No problem. Certain appliances, as well as service-panel subpanels, require 240-volt circuit breakers, also known as double-pole breakers. Well, single-pole breakers and double-pole breakers differ in the voltage and amperage they provide as well as how they are wired. The code on over current protection is usually based on the wire size. What size breaker do I need for a 2000 watt water heater? A 30 amp breaker will have a ‘single-pole’ appearance, meaning to say, it should have one handle, and one spot for the wire. A double pole circuit breaker provides an appliance with 2, 30 amp, 120 volt services, for a maximum draw of 30 amps at 240 volts. A smaller gauge of wire indicates a larger diameter and the ability to carry more current safely. Currently I have a 220v, 30 amp breaker with 10 AWG Romex. A single pole breaker is typically used with 120-volt circuits, 15-20 amps. Water heaters. 8. This breaker will work only in Square D branded residential panels. Most 30 amp circuits are 220 volt so you will need 10/3 with ground cable to power these. Electric clothes dryers. This calls for a 30-amp, double-pole breaker wired with 10 AWG wire. Typically you size the breaker to the wire. 15. QO 20 Amp 2-Pole Circuit Breaker The Square D by Schneider Electric QO 20 The Square D by Schneider Electric QO 20 Amp Two-Pole Circuit Breaker is intended for overload and short-circuit protection of your electrical system. However, a double pole breaker is essentially two breakers tied … Double-pole breakers: Provide 240 volts, 20-60 amps and have two hot wires that share one neutral wire. Get Started > The Circuit Wizard app is available for Android™ devices & iOS devices. When you wire a 60-amp breaker, you need 3-conductor wire, either 6-gauge or 4-gauge. The neutral wire goes on the neutral bus and the ground wire on the ground bus. Tom provided an excellent answer from an American perspective. Can you have a 6 gauge wire go to a 30 amp double breaker? A 30-amp breaker does not operate safely with a 12-gauge wire. Seems simple to me. A 30 amp circuit requires a number 10 (10 gauge) wire. Kitchen countertop receptacles for small appliances. For circuit breakers up to 15 amps, use 14 gauge wire or larger. If you really want the 40 amp breaker check the wire size going to your 30 amp breaker (see above advice from ratchet freak: "you will need to know the gauge of the wire all the way from the breaker to the heater.") It is not OK to use a 40 amp breaker for a dryer outlet. If you use a 30 amp fusible pullout disconnect, be sure to use a dual element or time delay 30 amp fuse. 12. In your case the wire is number 12 so it would call for a 20 amp breaker. Use 8# or 6.0mm 2 wire for the same 12kW spa three phase 208V where the max current is 33.3 amp. Double-pole breakers are twice as wide as standard breakers and attach to both of the 120-volt hot-bus bars in the service panel. This current must be fused by a 30 amp circuit breaker, single pole. A 40-amp double-pole breaker is 40 amps on each leg. If not, change the breaker to a 40 amp 2 pole. Ground bus over current protection by virtue of it 's fuses volts, 20-60 amps and interrupting rating 30... 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