Keywords: 3 phase AC waveform.svg Three Phase alternating current waveform This figure illustrates one voltage cycle of a three-phase system labeled 0 to 360° 2 � radians along the time axis The plotted line represents the variation of instantaneous voltage or current with respect to time This cycle will repeat 50 or 60 times per second depending on the power system frequency The colors of the lines represent the American color code for 120v three-phase That is black VL1 red VL2 blue VL3 File 3-fas-spänningar svg 2008-12-30 User J JMesserly modification of original svg by User SiriusA File 3-fas-spänningar svg File Trifazė Elektra png Lithuanian png version similar to File 3-phase-voltage svg Creative commons 3 0 derivative of a PD work Cc-by-3 0 Three-phase electric power AC waves SVG electricity |