125 Amp Breaker Wire Size
The number of devices connected to the circuit usually determines how much current will flow through the wire.
125 amp breaker wire size. Breakers are meant to protect the wiring in the wall from overloading and getting hot. Find the volt drop of the system v1 v2 divided by the load gives zs. I have a 70 run.
Ci correction factor for thermal insulation. What size wire should i use in aluminum as it is cheaper. The run is no more than 100ft.
I will be installing a 100amp breaker in my main panel. It is important to pick the correct size of wire so that the wire doesn t overheat. I am planning on installing two 2 for hot one 2 for common and a 6 for ground.
Thanks for all the help. The wire size according to code has to be up sized to 125. Each wire size or wire gauge awg has a maximum current limit that a wire can handle before damage occurs.
The wire size according to code has to be up sized to 125. 291 67 x 125 364 6. Source voltage the choices in the calculator are the most common and are nominal values.
500mcm copper wire with an insulation factor of 75 and 90 degrees c is rated at 380 and 395 amps respectively. I am installing a 125a subpanel from my existing 200a subpanel. If the wires feeding the sub panel are rated for 100 amps 2 copper wire size than a 100 amp breaker.
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