I go over how to connect the power wires from the discon.
What size wire for mitsubishi mini split.
Depending on the size and model mini splits have specific power requirements.
Since these systems need to be hardwired into the electrical service panel be sure the breaker panel is properly sized and can handle the additional voltage.
Wiring a disconnect box to mini split disconnect boxes are simple to wire up with power coming in and going out.
In order to size your mini split correctly you will need to know the square footage of the room and check it against our table.
Now that the house and the bonus room are complete i checked and the builder only ran a 12 2 wire 2 insulated wires and a bare ground.
Currently i have a 220v 30 amp breaker with 10 awg romex.
If you re considering a ductless split system installation you probably have some questions.
Using highly advanced technology mitsubishi electric cooling and heating makes some of the best ductless air conditioning systems on the market.
To size your mini split air conditioner the most important thing you need to know is the square footage of the room you re looking to cool and or heat.
Ductless mini split air conditioner help how to size my system.
While most units will be 10 12 gauge be sure to read the specifications to get the correct size wire.
I am installing an 18000 btu mitsubishi mini split in the room above my garage.
I asked the builder of the house to prewire for the minisplit.
6 000btu 5 ton 12 000btu 1ton.
Use a 15a breaker with 14awg wire 3 w g unless you don t need a service outlet at the disconnect the rule for an air conditioner is that you need to use wire that s fat enough to handle the unit s maximum operating current as given by the minimum circuit ampacity and you cannot use a breaker larger than the maximum overcurrent protection device max.
What size system do i need.
If you are still not sure give us a call at 877 770 3548.
I recently purchased a ductless mini split and am trying figure out the correct breaker and wire size.
Each indoor unit will be capable of providing a set number of btu s of cooling and heating power.
Mop 35 amps mca 23 amps cooling rated amps 17 55 heating rated amps 17 55 compressor 17 3 amps fan 0 25 amps.
The wire gauge needed will be in the instructions with common sizes for mini split units being 10 12 gauge.
In this installation video i show how to wire in a mini split air conditioner and heat pump system.
