User's GUide — 35
Sizing Parallel Conductors
What size 60°C insulated Copper Wire is required for a single
conductor carrying a 500 Amp load in a Free Air environment (30°C
Ambient Temperature.)? What size for two Parallel conductors? For
three conductors?
KEYSTROKE DISPLAY
0.
1. Set to 60º C:
(60º)
60 0.
2. Set to Copper (if necessary):
(Cu/Al)
60 Cu 0.
3. Set to Free Air mode:
(FrAir)
60 Cu FrAir 0.
4. Enter Amps:
AMPS 500.
5. Find Wire Size for one conductor:
AWG 500 CU WIRE SIZE
6. Find Wire Size for two conductors:
PAR 000 CU WIRE SIZE
7. Find Wire Size for three conductors:
PAR 0 CU WIRE SIZE
8. Exit Free Air Mode and Clear:
60 Cu 0.
Note: Parallel Wire Sizes smaller than 1/0 will be displayed as nonE.