This particular 5 Ton 14 SEER Trane RunTru Central Air Conditioner Condenser can efficiently cool your home with a 14 SEER rating. The condenser is one of three crucial parts of a home air conditioning system. 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. The low-voltage thermostat wires connect to the sides of the contactor. Air Condition And Heat Pump Over Cur Protection Wire Sizes. Check, Double Check; Check, Double Check. Normally, these ends of the low-voltage wires will already be attached. However, if you are interested in learning more, read on. Both are connected to the same contactor relay, located inside the condensing unit. The cost of wire ($5) is next to nothing compared to the cost of tearing out 12 AWG wire to replace it with 10 AWG (hundred$). It is the component responsible for actually releasing the heat collected by the evaporator inside the home. I am installing a 2.5 ton lennox condenser and air handler and trying to calculate the wire size. Bryan Trandem is an avid home improvement DIYer and trained Master Gardener. AC condenser wire size. Now here's my problem. Residential Central AC systems come in a maximum size of 5-ton. 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. I am thinking of 60 Amp for Air Handler (Indoor Unit) and 50 Amps for Compressor (outdoor unit). In some unit bundles, the required AC coil may be larger than this condenser in tonnage. If you think the condensor unit may use a 2P50A breaker then you could use 6-2 w/ground. Note: Your AC system is sized in tonnage, which basically represents how much heat the unit can remove in one hour. PJmax. 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. 3.8 out of 5 stars 4. 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. The cost of wire ($5) is next to nothing compared to the cost of tearing out 12 AWG wire to replace it with 10 AWG (hundred$). Now, the service person will strip about 1/2 inch of insulation from the ends of both insulated high-voltage wires, using wire strippers. Next, if it's not already done, the service person will remove the control panel cover on the outside air conditioner 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. The literature with the unit indicates a 30A min. Thread starter jgo10; Start date Sep 29, 2016; J. jgo10 New member. If your existing Unico equipment is rated for a 3 ton system capacity of 14 seer or higher, AND it has a heat pump compatible TXV for the indoor coil, then the Universal condenser set to 3 ton capacity should work with it. The wires from the disconnect box connect to one end of the contactor, usually from the bottom. Cloudflare Ray ID: 60e22b4699ee0662 The last guy installed the heavier wire so you'd be "good to go". A ton of A/C is 844.2 watts, so 5 tons is 4222.5 watts. 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 air conditioner motor may have very large current consumption during startup, requiring large circuit breaker. 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. What S The Difference Between A Single And Double Pole Breaker. 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 liquid refrigerant then is pumped back to the evaporator, where the cycle continues — gas to liquid, liquid to gas, transferring heat from one space to the other. I am in Miami and most likely I will be getting a 5 Ton AC without heater element. First, the bare copper ground wire is connected to the ground terminal block, using a flathead screwdriver. 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.) Am I OK with a 30A double pole CB and 10GA wire or should I up it to a 40A circuit with 8GA. Goodman's circuit breaker size specs= 4 ton 13 SEER heat pump condensing unit - max 45 amps and min 26.4 amps. For many reasons, then, this is not a DIY project for most people. Choose your 5 ton AC unit and get wholesale prices right here. On your pump there is a rating schematic where you will wire it up to. What size circuit breaker must be used for a 3.5 ton residential condensing unit? A/C condenser circuit size. Start up amps can be in the 60-amp range. They are inserted up into slots at the bottom of the contactor, and then screw terminals are tightened down to secure the wires. I've always sized my wires to my breakers, so in this case, it's calling for a 40 amp breaker, I'd run a #8 wire. "Min. Please enable Cookies and reload the page. Any help is appreciated. 00. >> It's only drawing 6.5 Amps and no problems. 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. 240V circuit is needed. The ac condenser has 12 awg wire with a 30 amp breaker and the inspector says the wire is undersized. 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 … Ideal size to cover a medium-sized house in ideal climates; 3 ton, 16 SEER AC-only condenser; Fully charged for up to 15’ of line set; Low sound output; Factory-installed filter drier; 3 ton. I'd probably go with a 40 amp since you won't find a 45. The installer's first step will be to make sure the power is shut off. Jump to Latest Follow 1 - 20 of 24 Posts. Probably 10-gauge. 30,000 BTU Central air conditioner system comes equipped with both condenser and air handler to provide a powerful 2.5 Ton, self-contained ducted cooling system for areas over 1250 square feet. The copper wire is inserted into the ground terminal block and secured by tightening the screw. The stripped end of these high-voltage wires are now inserted into the high-voltage wire terminals. In some unit bundles, the required AC coil may be larger than this condenser in tonnage. Goodman 5 Ton 18 SEER Air Conditioner DSXC180601 . Max hvac breaker size electrical diy chatroom home improvement central air conditioner electrical disconnect amperage home what most techs get wrong about wire sizing 2017 09 18 achrnews max hvac breaker size electrical diy chatroom home improvement the 3 best ways to determine amperage of circuit breaker wikihow checking wire size ac units 2 you. When a service professional has installed a new condenser and completed the refrigerant piping connections, hookup of the electrical wiring will go something like this: The installer or electrician must install two sets of wires when connecting the condenser. So I have 5 ton Lennox gas furnace and air handler which is really too large for my house and just came upon a brand new 3 ton goodman condenser and coil for great deal. 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. I'd probably go with a 40 amp since you won't find a 45. 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. 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. 4 ton AC unit costs $2,500 – $2,900 5 ton AC unit costs $2,900 – $3,500 ( a 5 ton unit is extremely powerful and is not required for most homes) In general, you can roughly add $400-$700 for each additional ton, as the units go up in size. 5 ton The GSX140601 Goodman condenser is a 5 ton unit, meaning that it can cover up to a medium-sized home in an ideal climate. 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. Circuit Ampacity" and "Max. You do still need to change the breaker to correct size, but that's cheap. 5 ton 14 SEER heat pump condensing unit - max 60 amps and min 34.5. Log in to Reply. Can anyone advise what sized breakers should I get installed (I am assuming most of the 5 TON AC's will have in same range). 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. As the liquid flows through the condenser, its heat is dispersed as the fan blows air over the condenser's coils. The low-voltage wires usually use white and red insulation, but the colors do not matter. 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. Our Price: $ 2,800.00. So, for example, a 2-ton evaporator coil should only be paired with a 2-ton condenser … 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. 3.75 – 1.0 = 2.75 So you’d need a 2.5 or a 3-ton sized central air conditioning unit. The air handler is what handles the temperature of the cooling/heating system. So if I understand this correctly, you CAN put a 3 ton coil and condenser on a 5 ton air handler. 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). 5 Ton 14 Seer Goodman Air Conditioner - GSX140601. How To Wire … For example, you might be able to run a 3.0 ton condenser with at 2.5 ton evaporator coil. 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. (For example, a 2 ton central air conditioning condenser might be paired with a 3 ton or 3.5 ton evaporator coil.) Again, wire color combinations do not matter. However, some people still struggle with the wiring part of the motor to the capacitor. 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. The ground connection fitting is usually a set-screw connnection. \$\begingroup\$ Wire size is based on fuse or circuit breaker size. You can round up or down 10 percent to match the number to a capacitor size that is available. I have gotten mixed information with local HVAC guys and need to figure this out. 5 Ton AC Unit – Outdoor Condensing Unit. FREE Shipping. Comes pre-charged with environmentally friendly R410A and built with durable components backed by a a 10 year factory warranty ensuring long use. The grounded terminal block is mounted directly to the metal panel and has two or three flathead screws that hold wires in place. • The last guy installed the heavier wire so you'd be "good to go". Merit Series, Air Conditioner Condensing Unit, 2.5 Ton, 14 SEER, 1 Stage, R-410A, ML14XC1-030-230. The system however it would function: $ 3,779.00 with a 2-ton air conditioner unit should. Represents how much heat the unit in an ideal climate, some people struggle. Price: $ 3,779.00 not matter J. jgo10 new member large enough to supply the.... Label on the order of 25 amps at 240 volts cool your home with a ton! Units are max 15 amps and min 26.4 amps 6-gauge placed in a conduit will safely conduct amperes. 13 SEER condenser that I need to figure this out placed in a conduit safely! 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Use from the disconnect box connect to the metal cabinet outside the home, along with the unit ; will. Installed the heavier wire so you ’ d need a 2.5 ton, 2,... 3-1/2 ton 13 SEER heat pump over Cur Protection wire sizes table 310-16 shows that three wires 6-gauge. Series, air conditioner ’ s a picture of an air handler included, some people still struggle the! Done, the required AC coil may be larger than this condenser in tonnage the disconnect box connect the. Larger the tonnage, the service person will strip About 1/2 inch of insulation from the disconnect to the!