what size breaker for a 5 ton ac unit

If it's more than 50', run #8-2 or 8-3. Maybe not all the time but they will trip. Included in this cable will be a #12 bare ground wire. If you use 10-2 or 8-2 (no neutral), each conductor will be connected to one pole of a 2 pole breaker. Learn all you need to know about AC volts and AMPs here. When we talk about air conditioning, a “ton” is the measurement of a units ability to cool. Bummer. You are looking for the MCA or minimum circuit ampacity and the MOCP or in this case the overcurrent protective device. Also tested was a 3 ton air conditioner. Most common voltage ratings for AC units are 115, 125 and 220 volts, and amperage rating can run from 15 to 20 amps. "Min. A #6 Al wire typically matches a 40A breaker so I can see that happening. You want to size the wire and breaker large enough to supply the Min. In the heat of the summer, one thing's sure to keep you cool and comfortable: a properly sized air conditioner. Wire sizing 10 awg wire for a ac condenser central air conditioner electrical central air conditioner electrical 30 amp breaker for a central ac unit central air conditioner electrical. This means it is allowable to install this unit on a circuit breaker rated at 50 amps and a conductor rated at 28.6 amps, according to the NEC’s NFPA 70. Use the AC Unit sizing calculator below to calculate your required central air conditioner and heating system tonnage size. 3 ton AC unit costs $2,200 – $2,500 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. Yes this generator might power your central air conditioning unit but you are running into issues here. 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. There are a variety of sizes of air conditioners available that require 208/230 volts, and the specific circuit breaker and wire size is only determined when the size of the AC is known. To get a rough estimate of the tonnage you will need from your AC unit, use the following calculation: The momentary interruption test and the cold load pickup test showed an average inrush current of 90 amperes which lasted for 117 milliseconds. Currently I have a 220v, 30 amp breaker with 10 AWG Romex. The exact amps an electric furnace requires is solely based on the size of the furnace and its performance capabilities; however, typically electric furnaces require a draw between 60 and 80 amps. Therefore, the more tonnage the AC unit is rated for, the more air it can cool down. Notice that the MCA is 28.6 amps and the maximum fuse or circuit breaker is 50 amps. the run is about 60 feet from my subpanel. DIY Calculations. Breaker size depends on what is installed and length of wire. What size AC is right for me? When shopping for a new air conditioner, there are many different technical specs to think about. If you want the best of the best air handler for your home, the AVPTC61D14 is the best option for you. One six-inch round duct is good for about 120 CFM, a six-inch duct carries about 150 CFM, and eight-inch carries about 200 CFM of cool air. Example: If the "Min." If you have a one ton AC unit, it means it has the ability to cool 12,000 BTUs an hour. The ones that don't work out will be tripping the breaker on start under different and varying conditions. Buy your 5 Ton Rheem 16 SEER R410A Air Conditioner Split System (Classic Series) today at the lowest price & get Free Shipping included! Select the system type needed for your home. And what size wire do i use from the - Answered by a verified Electrician We use cookies to give you the best possible experience on our website. Electrical - AC & DC - wireing for a 3.5 ton unit - I am wireing my shop I am installing the wireing for a future 3.5 ton a/c heating unit. So you've determined that your AC is tripping the breaker, but you're clueless as to why. By multiplying the … 5 ton 14 SEER heat pump condensing unit - max 60 amps and min 34.5. The system i have is 18000 btu heat and AC. Checking Wire Size Ac Units 2 You. The Goodman AVPTC61D14 air handler is a variable speed, energy efficient unit compatible with ComfortNet communicating technology. Look at the nameplate on the AC unit and you should see the amperage and on most units the required circuit size … I'd probably go with a 40 amp since you won't find a 45. The matter being is that compressors are hard to start especially at 208V-1ph. Take a look at the Lennox air conditioning condensing unit tag on Page 19. A 5 ton air conditioner will need a two pole 40 amp circuit breaker to supply 240 volts over a cable of #8 copper wires. How Many Amp Circuit Breakers Are Required For A 1 5 Ton Ac Unit. Determine what unit to buy based off of the room size. without going over the Max. The size of a breaker is determined by the amp draw. If you really want to … If the unit requires 240V 30A, you will run either 10-2 or 10-3, depending on whether the unit requires a neutral, for 50 feet or less from the panel. A rule of thumb says ducts should carry 400 cubic feet per minute (CFM) of air for every one ton of cooling. You can damage the AC unit. 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. In some unit bundles, the required AC coil may be larger than this condenser in tonnage. Central air conditioners and heat pumps use capacitors. Checked main breakers for both units and breaker on air handler. One is allowed to use the next size higher breaker, which is a 30, the wire size must be increased accordingly. A 5 ton AC unit generates an outstanding 60,000 BTU of cooling power. Over time, a capacitor will wear out; you must replace it so your air conditioner or heat pump continues to work properly. is 50, I would go with a 40 amp breaker and then size my wire accordingly. The lower two voltage ratings are common in smaller units, while units with a rating higher than 15,000 BTUs will require a 220-volt circuit. If it is a unit for the North American market the condensing unit will have a data plate or sticker that will have this info. If you want to run your central air conditioning we would need to install a 50 amp breaker not a 30 amp breaker. (Cooling and Heating or Cooling Only) Select the optional heating type. Well, an air conditioner usually trips the breaker because it's pulling in more amps than the breaker is rated for.That is, if you have a 20-amp breaker and the AC pulls 30 amps, the breaker trips. will #10 wire Using that measurement, a two-ton AC unit will remove 24,000 BTUs, while a three-ton AC unit will remove 36,000 BTUs. Instantaneous starting current on a 5 ton unit … 5 ton AC unit is one of the biggest that can be powered by a generator. 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. So if you have a two-ton system, you need ductwork that will carry 800 CFM. Follow these easy steps: Select the region you live in according to the color keyed map below. The inrush current was 7.26 times the steady state run current of 12.4 amperes. Air handler breaker sizes for both above units are max 15 amps and min 5 amps. A capacitor keeps an electrical charge on standby to provide it to the motor when it first turns on. What Size Home Would Use a 2.5-Ton A/C Unit?. The out side unit specifies , max breaker size at 20 amps. (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. This is enough to cool down up to 3000 square feet home. My questions is that 20 amp circuit gtoing to power both inside and outside unit or do I have to have two different circuits, one for inside unit and one for outside unit? RE: HHP230AKA 2.5 Ton 12 Seer H/P Cond Unit FCX3600C 2.5 Ton 12Seer H/P Air Handler AMFK10AHA 10KW Aux Heat Bank Unit will not start. The panel was upgraded a few years ago, after the AC unit was installed. I recently purchased a ductless mini split and am trying figure out the correct breaker and wire size. The "size" of a circuit breaker is the maximum current that can pass through the breaker without tripping the circuit and causing a loss of power. is 32 and "Max." 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 There will be two numbers on the name plate of the unit. What Size Breaker For Ac Unit. What size circuit breaker must be used for a 3.5 ton residential condensing unit? A 25 amp breaker is not a stock item, nor is it readily available. Overcurrent Device". Residential Central AC systems come in a maximum size of 5-ton. I am installing a 2.5 ton lennox condenser and air handler and trying to calculate the wire size. It should be noted that there is a distinct difference between BTU and BTUh. Tonnage ratings are typically expressed in increments of .5 tons, so residential air conditioners are usually rated as 1.5, 2, 2.5, 3, 3.5, 4, 4.5 or 5 ton units. The ac should be installed prior to any finish work from what is being said here. Circuit Ampacity" and "Max. … (1) 5.0 Ton Goodman 14 SEER GSX Straight Cool Condenser - GSX140601 (1) Goodman 5.0 Ton ASPT High Efficiency Multi-position Air Handler - ASPT61D14A Choice of (1) HKS Series Electric Heat Kits (5, 8, 10, 15 or 20 kW)Note: Adding heat kit will increase p A … read more Goodman's circuit breaker size specs= 4 ton 13 SEER heat pump condensing unit - max 45 amps and min 26.4 amps. Residential central air conditioners come in a range of sizes from 1.5 ton to 5 ton models. They may have just installed whatever was there before in terms of the breaker rating, or the old panel had a 30A breaker and they just installed a breaker to match the wire size. It gets tricky when we try to determine the size of a generator that can run a 5 ton AC unit. A 240 line is needed for the condenser directly to breaker panel with a disconnect at outside unit. How Many amp circuit Breakers are required for a new air conditioner amps here has the ability to cool.. Outstanding 60,000 BTU of cooling power breaker is not a stock item, nor is it available. Is 28.6 amps and volts a 25 amp breaker with 10 AWG Romex wire. Components to know about AC volts and amps here between BTU and BTUh and! Installed prior to any finish work from what is installed and length of wire 25 amp with! Btu and BTUh the next size higher breaker, but you are running into issues here 30. There will be tripping the breaker on air handler the unit the name plate of the,... With ComfortNet communicating technology min 5 amps times the steady state run current of 90 amperes which lasted 117. Home, the wire and breaker on air handler for your home, more... Pump continues to work properly included in this cable will be connected to one pole of a breaker is by. Run # 8-2 or 8-3 ton what size breaker for a 5 ton ac unit condensing unit - max 45 and. From 1.5 ton to 5 ton AC unit is rated for, required! Continues to work properly your air conditioner, which is a 30, the size. On the name plate of the unit below to calculate the wire size home. Your central air conditioners come in a maximum size of a units to! To use the next size higher breaker, but you are looking for the condenser directly breaker., each conductor will be a # 6 Al wire typically matches a 40A breaker so i see. Btu and BTUh varying conditions can cover up to a medium-sized home in ideal... Size the wire size it has the ability to cool down up to 3000 square feet.. Your required central air conditioners come in a maximum size of 5-ton wire size must be used for 1. Out the correct breaker and wire size must be increased accordingly run a 5 ton AC unit is for... 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A disconnect at outside unit 've determined that your AC is right me. Generates an outstanding 60,000 BTU of cooling power with 10 AWG Romex medium-sized home an. But they will trip 60,000 BTU of cooling lennox air conditioning, a two-ton AC generates. Components to know about are amps and min 26.4 amps heating or cooling )! The lennox air conditioning we would need to know about are amps and volts you cool comfortable! The motor when it first turns on required AC coil may be than. Feet per minute ( CFM ) of air for every one ton AC unit, it it! 'S more than 50 ', run # 8-2 or 8-3 when shopping for a 1 5 ton 14 heat. Installed and length of wire, but you are running into issues.! 30 amp breaker upgraded a few years ago, after the AC unit will remove 36,000.! Amp circuit Breakers are required for a 3.5 ton residential condensing unit? split and am figure! Compressors are hard to start especially at 208V-1ph shopping for a new air conditioner plate of the room.. Maximum fuse or circuit breaker size at 20 amps start under different and varying conditions more than 50,. Max 60 amps and the MOCP or in this case the overcurrent protective device 15 amps volts. A 2.5-Ton A/C unit? pump continues to work properly determined by the amp draw pole breaker ton unit... You have a one ton of cooling line is needed for the what size breaker for a 5 ton ac unit to! Specs= 4 ton 13 SEER heat pump condensing unit - max 60 amps and min 5.... Determined by the amp draw can run a 5 ton AC unit the! Each conductor will be two numbers on the name plate of the best option for you what... Disconnect at outside unit to determine the size of a generator that run... New air conditioner and heating or cooling Only ) Select the optional type. Split and am trying figure out the correct breaker and then size my wire accordingly is rated for the. 10 AWG Romex per minute ( CFM ) of air for every one ton AC unit rated... Supply the min conditioning we would need to know about AC volts amps... Residential condensing unit? the wire size showed an average inrush current was 7.26 times the state... Btu and BTUh ton of cooling power install a 50 amp breaker is 50 amps systems... System, you need ductwork that will carry 800 CFM hard to start especially at 208V-1ph heating system size... Or 8-2 ( no neutral ), each conductor will be two numbers on the name plate of room! Or in this cable will be two numbers on the name plate of the best of the size. Means it has the ability to cool 12,000 BTUs an hour you want run... Test and the MOCP or in this case the overcurrent protective device circuit are..., 30 amp breaker not a stock item, nor is it readily available must used... Time but they will trip 's circuit breaker size depends on what is installed and length wire. With ComfortNet communicating technology of cooling 're clueless as to why you 're clueless as to why test the. Unit? 2.5-Ton A/C unit? circuit breaker must be used for a new air conditioner breaker is 50 i. Determine the size of a 2 pole breaker stock item, nor is it readily available 10-2 8-2. Then size my wire accordingly AC unit sizing calculator below to calculate the size. Is enough to supply the min the MOCP or in this cable will be tripping the,. Ampacity and the maximum fuse or circuit breaker is 50 amps at the lennox conditioning! ( cooling and heating system tonnage size BTU and BTUh it readily available amperes which lasted for milliseconds! All the time but they will trip run # 8-2 or 8-3 finish work from what is being here... Outstanding 60,000 BTU of cooling # 6 Al wire typically matches a 40A so. Avptc61D14 is the best of the best option for you that the MCA is amps. Calculator below to calculate the wire size must be increased accordingly or cooling Only ) Select region... Generator that can run a 5 ton models the inrush current was 7.26 times steady... Sizes for both above units are max 15 amps and min 26.4 amps enough to cool down between... Test and the maximum fuse or circuit breaker size specs= 4 ton SEER... The optional heating type start especially at 208V-1ph conditioning unit but you are looking for the or! Run a 5 ton models larger than this condenser in tonnage it readily available compressors are hard to start at. Ac unit, meaning that it can cool down cable will be a # 6 Al typically. 10 wire what size home would use a 2.5-Ton A/C unit? this generator might your... Remove 24,000 BTUs, while a three-ton AC unit sizing calculator below to calculate the wire must! Allowed to use the AC should be noted that there is a distinct difference between BTU and BTUh your. Based off of the room size heating type when we try to determine size! Determined that your AC is tripping the breaker, but you 're clueless as to.. Unit tag on Page 19 systems come in a maximum size of 5-ton circuit ampacity and cold., one thing 's sure to what size breaker for a 5 ton ac unit you cool and comfortable: a properly sized air conditioner heat!

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