Tables > Cables > Resistance and Reactance > A.C. for 600 Volt
Alternating current resistance and reactance for 600 volt cables
600 volt cables are three-phase, 60Hz, 75oC (167oF), with three single conductors in the conduit.

Ohms to Neutral per 1000 Feet
Size
AWG/kcmil
XL (Reactance)
for All Wires
AC Resistance for
Uncoated Copper Wires
AC Resistance for
Aluminum Wires
Effective Z at 0.85 PF for
Uncoated Copper Wires
Effective Z at 0.85 PF for
Aluminum Wires
PVC, Al.
Conduits
Steel
Conduit
PVC
Conduit
Al.
Conduit
Steel
Conduit
PVC
Conduit
Al.
Conduit
Steel
Conduit
PVC
Conduit
Al.
Conduit
Steel
Conduit
PVC
Conduit
Al.
Conduit
Steel
Conduit
140.0580.0733.13.13.1---2.72.72.7---
120.0540.0682223.23.23.21.71.71.72.82.82.8
100.050.0631.21.21.22221.11.11.11.81.81.8
80.0520.0650.780.780.781.31.31.30.690.690.71.11.11.1
60.0510.0640.490.490.490.810.810.810.440.440.450.710.710.71
40.0480.060.310.310.310.510.510.510.290.290.30.460.460.46
30.0470.0590.250.250.250.40.410.40.230.240.240.370.370.37
20.0450.0570.190.20.20.320.320.320.190.190.20.30.30.3
10.0460.0570.150.160.160.250.260.250.160.160.160.240.240.25
1/00.0440.0550.120.130.120.20.210.20.130.130.130.190.20.2
2/00.0430.0540.10.10.10.160.160.160.110.110.110.160.160.16
3/00.0420.0520.0770.0820.0790.130.130.130.0880.0920.0940.130.130.14
4/00.0410.0510.0620.0670.0630.10.110.10.0740.0780.080.110.110.11
2500.0410.0520.0520.0570.0540.0850.090.0860.0660.070.0730.0940.0980.1
3000.0410.0510.0440.0490.0450.0710.0760.0720.0590.0630.0650.0820.0860.088
3500.040.050.0380.0430.0390.0610.0660.0630.0530.0580.060.0730.0770.08
4000.040.0490.0330.0380.0350.0540.0590.0550.0490.0530.0560.0660.0710.073
5000.0390.0480.0270.0320.0290.0430.0480.0450.0430.0480.050.0570.0610.064
6000.0390.0480.0230.0280.0250.0360.0410.0380.040.0440.0470.0510.0550.058
7500.0380.0480.0190.0240.0210.0290.0340.0310.0360.040.0430.0450.0490.052
10000.0370.0460.0150.0190.0180.0230.0270.0250.0320.0360.040.0390.0420.046

Notes: See NEC Table 9, page 70-568 for assumptions and explanations.
See alsoDefinitions
Joule
Henry
 
 
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