If you have your average 240 volts 2 kW air handler, you will need a 30 amp breaker and a #10 electrical wire. Let us say you have a 2-ton heat pump at home. That information also provides you with the maximum overcurrent protection or MOP rating. In return, it makes it much easier to determine what size breaker you need.
240V 15 AMP BREAKER HOW TO
If you are still unsure how to follow this guide, you can quickly look at the nameplate data on the outdoor unit. Not only that, but the amount of voltage the heat pump needs also determines the size of the breaker. What Wire Size and Breaker for Heat Pump? (Tonnage Chart)ĭepending on the size wire, you’ll need to find the breaker’s size, which gives you the specific rating. Given that information, the main power panel has two separate breakers for the air handler and the other one for the heat pump condenser. A regular heat pump requires two dedicated branch circuits: the condensing or AC unit and the air handler. It is essential to know how many breakers you will need for a split heat pump or central AC in the first place. Keep reading to find out more information and what wire and breaker sizes are needed for your central cooling system. Manufacturers list the maximum breaker size on the data plate located on the side of both units. The wire size and breaker for heat pumps and air conditioners (AC) vary based on the tonnage. However, one might wonder how many amp breakers you need for a heat pump.Ī split heat pump or air conditioner has two separate electrical circuits, one for the outdoor unit (condenser) and the indoor unit (air handler or furnace). The main electric panel contains two different amp breakers one for the indoor unit and the other for the heat pump condenser or air conditioner.
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