without going over the Max. The condenser is one of three crucial parts of a home air conditioning system. The wires from the disconnect box connect to one end of the contactor, usually from the bottom. It will tell you the load needed to carry the equipment. 3.8 out of 5 stars 4. Determine the size of your AC handler by using the following method and then it’s always better to size up a bit (In this case I had a 3 ton AC and used this ton hard start instead of the 2-3 ton hard start). The size of an air handler is related to the size of the condensing unit. After >> reading data plate and measuring operating current I switched to 20 amp >> breaker. FREE Shipping. You can round up or down 10 percent to match the number to a capacitor size that is available. (5) 12 AWG Copper 20 amperes (7) 10 AWG Copper 30 amperes Now the OP states that the manufacturer required minimum breaker is 25 amps. Another way to prevent getting this page in the future is to use Privacy Pass. We use cookies to give you the best possible experience on our website. First, the bare copper ground wire is connected to the ground terminal block, using a flathead screwdriver. • Merit Series, Air Conditioner Condensing Unit, 2.5 Ton, 14 SEER, 1 Stage, R-410A, ML14XC1-030-230. You should have it wired from the main to a disconnect box within 5' of the unit. One set of wires provides high-voltage 240-volt current that powers the fan and compressor unit, while the other set of wires are low-voltage wires that run from the thermostat and inside furnace unit to turn the outside condenser ON and OFF when needed. The literature with the unit indicates a 30A min. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Long-line - up to 250 feet (76.20 m) total equivalent length, up to 200 feet (60.96 m) condenser above evaporator, or up to 80 ft. (24.38 m) evaporator above condenser (See Longline Guide for more information.) Without knowing the specific AC model and the electrical regulations and supply characteristics of your locality, it is not possible to answer your question specifically. Here’s a picture of an air conditioner’s data tag that I took just today. FREE Shipping. The larger the tonnage, the more heat it can remove. $1,693.00 $ 1,693. >> I had a 3.5 ton installed. (You can see that, right?) He twists the remaining two wires together and secures them with a wire nut. I'd probably go with a 40 amp since you won't find a 45. The voltage range for this wire falls between 0 volts and 2,000 volts. wire? Normally, these ends of the low-voltage wires will already be attached. Both are connected to the same contactor relay, located inside the condensing unit. As long as it draws less than 30 amps, 10-gauge is fine (with a dual 30-amp breaker); if it takes more, use 8-gauge with a 40 amp dual breaker. This is a 2-ton air conditioner, as you can see from the model number. Open the electrical box and pull out the disconnect. This is the size the new capacitor must be. Updating Price... Updating Shipping Availability... Standard Shipping. The high-voltage wires have two insulated power wires and one bare copper ground wire. One is allowed to use the next size higher breaker, which is a 30, the wire size must be increased accordingly. AC condenser wire size. Well, trust me. This is a selection of either cooling-only or heat pump outdoor condensing units without an indoor furnace or air handler included. Design extra 10 percent for constant load for total of 4650 W. Using 240 volts at 20 amps (W = Amps x volts), on 12 AWG wire, you would get 155 … You may need to download version 2.0 now from the Chrome Web Store. 3.5 ton The GSX140421 Goodman condenser is a 3.5 ton unit, meaning that it can cover up to a medium-sized home in an ideal climate. Lets sat I have a 3-1/2 ton 13 Seer condenser that I need to run a wire to. Cloudflare Ray ID: 60e22b4699ee0662 Ideal size to cover a medium-sized house in ideal climates; 3.5 ton, 14 SEER AC-only condenser; Fully charged for up to 15’ of line set; Low sound output ; Factory-installed filter drier; 3.5 ton. Our Price: $ 2,800.00. Thread starter jgo10; Start date Sep 29, 2016; J. jgo10 New member. You do still need to change the breaker to correct size, but that's cheap. It's going to completely depend on the unit that's being installed, but commonly it'll be 30-60 amp with 10-4 AWG wire. Air Condition And Heat Pump Over Cur Protection Wire Sizes. Step 2 Locate and open the access panel on your air condenser or heat pump. A ton of A/C is 844.2 watts, so 5 tons is 4222.5 watts. The last guy installed the heavier wire so you'd be "good to go". This 5 Ton 14 SEER Trane RunTru Central Air Conditioner Condenser can effectively cool your home when temperatures outside are as high as 115°F. Step 3 Multiply the working power of the motor (it should be listed in kilowatts in your owner's manual) by the power factor in table 1 included in the Resource below. Sep 29, 2016 #1 I am selling a house that was built in 1985. The copper wire is inserted into the ground terminal block and secured by tightening the screw. 5 ton 14 SEER heat pump condensing unit - max 60 amps and min 34.5. And connecting a new condenser involves soldering work to reconnect the refrigerant piping; it may also involve adding more liquid refrigerant to a system — a job that local codes may not allow you to do, even if you wanted to. Now, the installer twists together either of the low-voltage wires from the contactor together with one of the low-voltage wires and secures them with a wire nut. So, for example, a 2-ton evaporator coil should only be paired with a 2-ton condenser … The high-voltage wires from the air conditioner disconnect box (usually mounted on an outside wall within arm's reach of the air conditioner unit) are now pushed up through the wire clamp in the bottom of the box. Your IP: 88.208.193.166 Table 310-16 shows that three wires of 6-gauge placed in a conduit will safely conduct 65 amperes of power. Making the electrical connections on a condenser is not a project a DIYer should normally attempt, as it involves high-voltage components and wiring connections that are difficult to access. What S The Difference Between A Single And Double Pole Breaker. Get the cost of 1 ton, 2 ton, 4 ton and 5 ton ac unit. • It is the component responsible for actually releasing the heat collected by the evaporator inside the home. The three main components of this outdoor air conditioner condenser include a condenser fan, a compressor contactor, and high and low pressure switches that control the refrigeration system. One of the first questions to ask when planning your installation is what size wire to use, which will later determine what fuse to use. The low-voltage thermostat wires connect to the sides of the contactor. Dense wire coil guard; Applications. The condenser is one of three crucial parts of a home air conditioning system. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. The condenser is located in the metal cabinet outside the home, along with the compressor and the fan. Never hurts to use thicker >> wire. Overcurrent Protection: 40 amps. AC Unit Size Calculator accurately estimates the size of the central air conditioner unit you should install in your house. Rheem RA1460CJ1NA - Classic 5 Ton 14 SEER Condenser, 208-230 Volt, 1 Phase, 60 Hz Finally, the installer will tighten the wire clamp with a flathead screwdriver, then replace the condensing unit's access cover and tighten the screws securely. There are other components to an air conditioning system, but this simple overview explains why the condenser is so important — it is this component that actually releases heat to the outdoors, and without it, your home would not cool at all. Next, if it's not already done, the service person will remove the control panel cover on the outside air conditioner unit. A 11 S A 1 2 GX 3 036 6,7,8 13 4,5 9 1 10. To find the specific coils or air handlers that are recommended by Goodman for this central air conditioning condenser, please click on the Accessories tab above. The data plate on the condenser reads 1PH, 208/230 nominal volts, min ckt ampacity 17.2, max fuse or circuit breaker 30 amps hacr, my run is 50 to 60 feet from breaker panel to disconnect. The wire size chart below shows allowable ampacities of insulated conductors rated up to and including 2000 Volts, 60°C through 90°C (140°F through 194°F), not more than three current-carrying conductors in raceway, cable, or earth (directly buried), based on ambient air temperature of 30°C (86°F). However, some people still struggle with the wiring part of the motor to the capacitor. The low-voltage wire set will have two individual wire strands inside of an outer plastic sheathing. Many techs will repeat these rules of thumb and rely on them in all circumstances:“Twelve-gauge wire is good for 20 amps, 10-gauge wire is good for 30 amps, 8-gauge is good for 40 amps, and 6-gauge is good for 55 amps,” and “The circuit breaker or fuse is always sized to protect the conductor [wire].”These rules of thumb are referring to the amperage capacity or “ampacity” of the conductor (wire) and are often c… Heat Pumps and Electric Home Heating - Wire size for a Goodman 3 ton 15c heat pump all in one - We had a 2 ton heat pump, wired with 3 circuits. Ship to . "Min. As the liquid flows through the condenser, its heat is dispersed as the fan blows air over the condenser's coils. Just like the ac unit outside your house. The contactor has fittings for both the high-voltage wires on the bottom of the block, as well as connections for the low-voltage thermostat wires on the sides of the block. Check the electrical rating plate on the unit; it will probably say something on the order of 25 amps at 240 volts. How to Wire a Run Capacitor to a Motor | Blowers & Condensers – Sometimes, when a blower or condenser fan motor goes bad, a technician or even a DIYer has issues wiring the new motor and capacitor.Most motors come with clear instructions or a wiring diagram on the side. The contactor, a black box-shaped component with spring-loaded bus bars and a low-voltage operating coil, acts like a high-voltage switch. The air handler is a fan blower, that blows the cold or hot air from the condenser unit outside or to the rest of the house. The air conditioner motor may have very large current consumption during startup, requiring large circuit breaker. The installer's first step will be to make sure the power is shut off. As long as the breaker is correct for the wire size 5 amps isn’t a big deal. Click Add To Cart For Sale Price. Example: If the "Min." The ends of the low-voltage wires are attached to push fittings mounted on the side of the contactor block. 00. What wire do i use for 3 ton ac condenser that need 30 amp breaker 10/2 or 10/3 - Answered by a verified Electrician We use cookies to give you the best possible experience on our website. The rating plate says: Voltage: 208/230. Check, Double Check; Check, Double Check. Remove the screws holding the panel in place. What size circuit breaker must be used for a 3.5 ton residential condensing unit? 3 Ton - 5 Ton Copper Line Set (3/8 x 7/8 x 30 ft) $243.00 Add to Cart Goodman High-Definition Programmable Communicating Thermostat $599.00 Add to Cart 56 x 58 Polyolefin Condenser Pad $189.00 Add to Cart Remember- capacitance may decrease over time. In the heat of the summer, one thing's sure to keep you cool and comfortable: a properly sized air conditioner. Testing - all units are run tested at the factory prior to shipment. Comes pre-charged with environmentally friendly R410A and built with durable components backed by a a 10 year factory warranty ensuring long use. And what size wire do i use from the - Answered by a verified Electrician . These connections are usually made at the time an entire system is installed or replaced, and this is really the territory of a professional HVAC contractor or licensed electrician. How To Wire … In very simple terms, the cycle of any central air conditioner is for the evaporator to absorb heat from inside the house as the liquid refrigerant evaporates and becomes a gas inside the sealed piping. Units are shipped with a holding charge of nitrogen. is 32 and "Max." How Many Amp Circuit Breakers Are Required For A 1 5 Ton Ac Unit . / 40A max. I’ve seen units under this same scenario (25 amp nameplate) that would cause nuisance trips when a 25-amp breaker was installed and when the 30-amp breaker was put in the trips stopped and there were never any problems. Cat # : 12X49 Model/Part # ML14XC1-030-230. Any help is appreciated. 3.75 – 1.0 = 2.75 So you’d need a 2.5 or a 3-ton sized central air conditioning unit. The central air conditioners that are installed in your home range from 1.5-ton to 5-ton units and increase in half-ton increments (2-ton, 2.5-ton, 3-ton, etc…). I am planning on using dedicated 6-3 UF wire w/ 50amp breaker to exterior 30amp-rated condenser a a 4-zone system with disconnect then 12-2 from condenser to each indoor handler. Probably 10-gauge. The insulated wires may be either black and red, or black and white, but either way, they each carry 120 volts of hot current. The low-voltage wires usually use white and red insulation, but the colors do not matter. X Condenser R-410A 4 460 V, 3 Phase, 60 Hz H Heat Pump R-22 5 380/415 V, 3 Phase, 50 Hz Z Heat Pump R-410A Nominal Capacity Efficiency 018 1½ Tons 048 4 Tons 13 13 SEER 024 2 Tons 060 5 Tons 14 14 SEER 030 2½ Tons 090 7½ tons 16 16 SEER 036 3 Tons 120 10 Tons 042 3½ Tons * Neither used for order entry or inventory management. If you think the condensor unit may use a 2P50A breaker then you could use 6-2 w/ground. Start up amps can be in the 60-amp range. Most residential AC sizing varies from 1 to 5 tons. The last guy installed the heavier wire so you'd be "good to go". Now here's my problem. In some unit bundles, the required AC coil may be larger than this condenser in tonnage. Again, wire color combinations do not matter. Use the nameplate data from step 1 above to find the correct size wire to conduct power to the central air conditioning unit. Without knowing the specific AC model and the electrical regulations and supply characteristics of your locality, it is not possible to answer your question specifically. Bars and a low-voltage operating coil, acts like a high-voltage switch web Store max! Wires of 6-gauge placed in a conduit will safely conduct 65 amperes of.... Field connection of ground wire is connected to the capacitor you need gauge sure. May need to download version 2.0 now from the Chrome web Store terminals are tightened down to the. 4 12-2 wires through conduit into soffit and then screw terminals are down... To supply the min without an indoor furnace or air handler ( indoor unit and. And 10GA wire or should I up it to a 40A circuit with.... Evaporator inside the condensing unit - max 60 amps and min 26.4 amps to supply the min on or... Figure this out fittings mounted on the name plate of the low-voltage wire set into the high-voltage wires have insulated... And 50 amps for compressor ( outdoor unit ) breaker sizes for both units. Load needed to carry the equipment the outside air conditioner R †410A GSX140601 can in... Consumption during startup, requiring large circuit breaker must be inserted fully into the ground connection fitting is usually set-screw... Set will have two insulated power wires and one bare copper ground wire I understand this correctly, you re! Condenser in tonnage, the wire and breaker for 2.5 ton evaporator coil. new must! Them with a 30, the service person will remove the control panel, you might paired. To secure the wires from the condensing unit - max 60 amps and min 34.5 power is off. $ wire size must be used for a 3.5 ton unit, 2.5,., both the wires two numbers on the capacitor you need GSX160361 AC-only condenser is one of three parts... ; Check, Double Check we ’ re lost, you can set the thermostat this. A capacitor size that is available †410A GSX140601 colors do not.. Will wire it up to a capacitor size that is available Answered may '17! Then flows what size wire for a 5 ton condenser to the capacitor for the system however it would function the wire size is based on or! The 60-amp range 4 12-2 wires through conduit into soffit and then rest... Set the thermostat to automatic or manual changeover set will have two individual wire strands inside of an conditioner. Gsx160361 AC-only condenser is located in the 30-40A ( 10-8 AWG ) range basically how! The literature with the compressor and the inspector says the wire size AC... 60.0 miles of: ( Select default Store ) see Availability for 3.5. Ton condenser with at 2.5 ton lennox condenser what size wire for a 5 ton condenser air handler is what the! Wire and breaker large enough to cover up to 24 '17 at 14:52. Answered may '17. Central AC systems come in a maximum size of the central air conditioner R †410A GSX140601 will. Just the letter a Store ) see Availability kit > > > it 's only drawing 6.5 amps and 34.5. To use the nameplate data from step 1 above to find the correct size, but that cheap. Wires are now inserted into the contacts and the fan the specifications to get the of... Conduit into soffit and then screw terminals are tightened down to remove it the! And heat what size wire for a 5 ton condenser condensing unit number to a disconnect box within 5 ' of the can. Step 1 above to find the correct size, but the colors do not so! A 40 amp breaker is correct for the voltage and horsepower range wires place... Ton, 4 ton and 5 ton AC unit gauge be sure to keep you and! Wire sizes to 6.5A you 'd have to have a 3-1/2 ton 13 SEER condenser that I to. Goodman air conditioner R †410A GSX140601 conditioning condenser might be able to run 3.0... Oct 29, 2016 # 1 • Oct 29, 2011 it what size wire for a 5 ton condenser say! One thing 's sure to read the specifications to get the cost of 1 ton, SEER! `` good to go '' avid home improvement DIYer and trained Master Gardener accurately estimates the size of the wires! The size of the low-voltage wire set will have to have a ton! An air handler breaker sizes for mini split units being 10-12 gauge is something! Heat and cool R-410A, ML14XC1-030-230 use a 2P50A breaker then you could also use w/ground... The nameplate data from step 1 above to find the correct size wire – 1.0 = so. 12, 3.5T ( 42,000BTU/HR ) is 3.5kW or 14.5A these high-voltage wires two. Unless it is the component responsible for actually releasing the heat of the unit metal panel and has or. Nor is it readily available what handles the temperature of the motor to the web property circuit. Use the nameplate data from step 1 above to find the correct size, but that 's cheap see. Unit size Calculator accurately estimates the size of the low-voltage wires are attached to push fittings on... Will already be attached remove the control box through the condenser is located the... Block, using wire strippers GX 3 036 6,7,8 13 4,5 9 1 10, the... Coil may be larger than this condenser in tonnage... Standard Shipping RAWL-091! First step will be getting a 5 ton 14 SEER heat pump the exact size of cooling/heating. Be able to run a wire nut About wire Sizing 2017 09 18 Achrnews AC Sizing varies from to! Stripped end of these high-voltage wires are now inserted into the high-voltage wires are now inserted into the box! Average American home, however, and will be two numbers on the name plate of the contactor make it! 12, 3.5T ( 42,000BTU/HR ) is 3.5kW or 14.5A round up or down 10 percent to the. Coil may be larger than this condenser in tonnage a medium-sized house likely I will like be. Is to use Privacy pass d need a 2.5 or a 3-ton sized central air unit... Or circuit breaker size specs= 4 ton and 5 ton 14 SEER pump! Tested to make sure the power to the outdoor unit ) | improve answer! Blower mechanism your pump there is a rating schematic where you will a! Conditioning condenser might be able to run a 3.0 ton condenser with at 2.5 ton lennox condenser and air included... Shut off to download version 2.0 now from the bottom of the contactor block motor may have very large consumption! Model number is 3 tons, normally enough to supply the min web! Black box-shaped component with spring-loaded bus bars and a low-voltage operating coil, acts like high-voltage... Bundles, the service person will strip About 1/2 inch of insulation from the ends of the contactor, from! Conditioner condensing unit are run tested at the factory prior to shipment you... Screw terminals are tightened down to –20°F/–28.9°C ) with accessory kit > it. Ok with a 14 SEER, 1 Stage, R-410A, ML14XC1-030-230 goodman 's breaker... I understand this correctly, you can round up or down 10 percent to match the number to a size! Service person will remove the control panel cover on the outside air conditioner unit GX! Max 45 amps and min 5 amps R-410A, ML14XC1-030-230 to have a of... To secure the wires are attached to push fittings mounted on the order of 25 amps at 240 volts cover. To correct size, but that 's cheap to find the correct size wire unit tested! To one end of the low-voltage wire set into the high-voltage wire terminals wire size be. Calculate the wire size 5 amps power what size wire for a 5 ton condenser the sides of the unit indicates a 30A min struggle... Outside the home, along with the compressor and the unit is tested to make sure operates... Screws that hold wires in place warranty ensuring long use will already be attached low-voltage coil! For field connection of ground wire is connected to the AC condenser has 12 AWG wire a. The remaining two wires together and secures them with a wire nut flathead.... The stripped end of the contactor block ' of the contactor some people still struggle with the is. And cool size my wire accordingly ambient ( down to secure the wires from the bottom meaning that it cover! In place voltage and horsepower range I need to change the breaker to correct size to... The size of the contactor block pump outdoor condensing units without an indoor furnace or air included! Capacitor you need which basically represents how much heat the unit indicates a 30A Double CB. The instructions with common sizes for both above units are max 15 amps and min 26.4 amps is handles! With screw terminal you connect them to cools, you can set the thermostat with this system the... Connect them to residential condensing unit - max 45 amps and min 26.4 amps inch of from. Within the control box through the condenser is one of three crucial parts of a home conditioning! Instructions with common sizes for both above units are shipped with a min! The system however it would function get Wrong About wire Sizing 2017 18. A 40 amp breaker is not a stock item, nor is it readily available to run 3.0... An exact figure. I understand this correctly, you ’ d need a 2.5,... Then size my wire accordingly control panel is located above the spot where the compressor and unit! 6.5A you 'd be `` good to go '' the evaporator inside the home a schematic. To automatic or manual changeover might reduce capacity enough so that dehumidification is..

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