T t-rhea Member Jul 8, 2005 #1 Can you use the values for primary only protection 450.3B Table (I>9 @ 125%, I<9 @167% and I<2 @300%)for primary fuse sizing and then use the seconday fuse size 125% and 167% respectively?
Can you use the values for primary only protection 450.3B Table (I>9 @ 125%, I<9 @167% and I<2 @300%)for primary fuse sizing and then use the seconday fuse size 125% and 167% respectively?
