Figure 1. The general arrangement of a three phase waveform.
Super T Series® Engine Driven
Utah Lake Cascade Pump
Close-Coupled Vertical Turbine
380 Series Vertical Inline Pump with VFD
Horizontal Lathe
Schlumberger Pump Assembly
Horizontal Lathe
Bowl wear ring
Gorman-Rupp SF Series® Submersible Solids-handling Pump
Figure 3. Three phase power has three identical sine waves overlapping at an offset of 2π/3 radians or 120°. When one phase reaches an x-intercept or node the next phase is only 30° and approximately 5.6 milliseconds from reaching its crest.