NEC 2026 Compatible
A 208V, three-phase feeder supplies a balanced load of 60A. The feeder length is 200 feet. Using 6 AWG copper conductors (THWN-2), what is the approximate voltage drop? (Assume a conductor resistivity of 12.9 ohms/kcmil-foot and a power factor of 0.85).
Master Level📋 NEC Chapter 9, Table 8Voltage Drop Calculation - Three-Phase
A
4.2V
B
5.1V
C
3.8V
D
6.5V
Explanation & Direct Citation
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