P
ocket
R
efeRence
G
uide
— 27
(cont’d)
3. Set to Copper (if necessary):
(Cu/Al)
3Ø
75 Cu
3 Ph
4. Enter Amps:
AMPS 20.
5. Enter Volts:
VOLT 208.
6. Enter Length:
FEET 175.
7. Enter allowable VD%:
DROP 3.0
%
V
8. Find Wire Size:
AWG 8 Cu
VD WIRE SIZE
Finding Voltage Drop Distance
How far from a Three-Phase 240
Volt source can you install a 15 Amp
load using 60°C #10 Copper branch
circuit conductors? Assume a 3%
allowable Voltage Drop.
KEYSTROKE
DISPLAY
0.
1. Set to 3-Phase:
(3Ø)
3Ø
3 Ph
2 Set to 60º C:
(60º)
3Ø 60
3 Ph
3. Set to Copper (if necessary):
(Cu/Al)
3Ø
60 Cu
3 Ph
