Originally Posted by
Jim Luttrall
I think the original question was about the rating of the breakers for Al.
Any breaker used for AL must be rated for AL no matter the size.
Simpler is usually better. (at least it is easier for me to remember)
Jim
Yes, that was the original question, I answered the later question.
The simpler way to remember it is that any *terminal* allowed to be used for 'aluminum' is to be marked for use with aluminum.
Whether that terminal is on a breaker, terminal bar, device (switch/receptacle outlet), etc.