Thanks Tulum and Alehman,
Obviously there are more factors to be taken into account to change this value but it provides a starting point for me which is what I asked for, looking at the standards from NEC, 1000A/sq inch is the maximum for copper and 700A/sq inch is the maximum for the 1350...
Thanks for your help dpc and alehman,
It was exactly what I was after and gives me both a starting point and a final rating and can use the formula from cda.org.uk for 1350 aluminium knowing its properties.
I was surprised I couldnt find something like this from google or the text books I...
I am looking for a general technique or formula to find the current rating for bus bars in both copper and 1350 aluminium.
I have heard of general A/mm^2 but am not sure of numbers and it seems a rough approximation not to include temperatures, looking through all of my text books from back at...