Matt:
Thought I would take a try at your motor problem. I am using a 1999 NEC code book.
Motor #1 FLA (table 430-150)34 amps
Wire size #6 thwn-2
Correction factors 110F .87 (table 310-16)
Adjustment factor more than 3 wires in raceway 80% 310-15b2a
Continous load 125% 430-22a
Fuse size 60amp 430-152 34x175% round up to nearest fuse size 430-52c1 exc.1
Motor #2 FLA 52 amps (table 430-150)
Wire size #4 thwn-2
Correction factors 110F .87 (table 310-16)
Adjustment factor more than 3 wires in raceway 80% 310-15b2a
Continous load 125% 430-22a
Fuse size 100 amp 430-152 52x175% round up to nearest fuse size 430-52c1 exc. 1
Minimum size RMC 1 1/14"
3-#4 THWN-2 .0824x3=.2472
3-#6 THWN-2 .0507x3=.1521 Chapter 9 table 5
.2472+.1521=.3993 1 1/4 RMC Chapter 9
table 4
Let me know if I am correct.
[This message has been edited by fla sparkey (edited 12-21-2002).]
[This message has been edited by fla sparkey (edited 12-21-2002).]
