Finding Voltage Drop Distance - Calculated Industries ElectriCalc Pro 5060 User Manual

Finding Voltage Drop Distance

How far from a single-phase 240-volt
source can you install a 15 amp load
using 60°C #10 Al branch circuit con-
ductors? Assume a 3% allowable volt-
age drop.
Steps
Reset calculator
Set to 1-phase
Set to aluminum
Enter amps
Enter volts
Enter wire size
Enter 3% VD
Find distance
Find actual
voltage drop
Find % v.drop
NOTE: The calculator automatically
makes adjustments for resistance using
NEC Chap 9, Table 8, if the insulation
type is other than 75°C.
46 — ElectriCalc Pro
Keystrokes
[Set] [x] [On/C]
[Set] [1]
[Set] [4]
15 [Amps]
240 [Volts]
10 [WireSz]
3 [VD%]
[Length]
[VD%]
[VD%]
1Ø 60 Al 1 PH
15. AMPS
240. VOLT
AWG WIRE SIZE
3.0 DROP V %
123.77387 FEET
7.2 DROP AL V
3.0 DROP AL V %
Display
0.
1 PH
10 AL