Or for 3ph to 3ph.Remove the sqrt 3's for single phase to single phase transformers.
(Ep*Ip)=(Es*Is)if i have 4160v thats drawing 30 amps, what is the formula to calculate the amperage on the 600v secondary??....thanks
(Ep*Ip)=(Es*Is)
Assumes zero losses in transformer
Very rough idea:this tx is 30 years old, any idea what kind of % loss could be factored in..even a rough idea???