6—FIELD-CREW Sizes: 150 × 150 / 300 × 200 / 750 × 500 / 750 × 500 / 480 × 300 / 600 × 300 / 1,200 × 800 Gallery Gorman-Rupp SF Series® Submersible Solids-handling Pump Photo courtesy of On the slopes Figure 1. The general arrangement of a three phase waveform. Model 411 Horizontal Split Case 380 Series Vertical Inline Pump with VFD Vertical Lathe Parley’s Water Treatment Plant. Photo credit SLCdocs.com Horizontal Lathe Horizontal Lathe Super T Series® Engine Driven 3800 Series, Single Stage End Suction Impeller wear ring Utah Lake Cascade Pump Frame-mount Centrifugal Pumps Schlumberger Pump Assembly CNC machine, where computers are used to control the movement and operation of the mills, lathes, and other cutting tools. Horizontal Lathe Vertical Turbine Pumps, Deep Well Submersible Turbine Pumps “NSF/ANSI 61.” NSF RSS. The Public Health and Safety Organization, n.d. Web. 07 June 2017. National Pump Vertical Turbine Pumps, API 610 Computer Numerical Control Machine (CNC) at Nickerson Nickerson Field Crew Well Pump Installation 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. Bowl wear ring Custom shapes cut from raw materials. Custom fabrication to a large part Model 342A Single Stage End Suction Computer Numerical Control Machine (CNC) at Nickerson Close-Coupled Vertical Turbine Figure 2. A simple sine wave with a period of 360° and an amplitude of 1. In single phase power the x-intercepts are 180° from each other. A full period is 360°. A single phase motor has a crest approximately every 16.5 milliseconds giving the motors a tendency to vibrate more, which may contribute to a shortened bearing life. Impeller wear ring SF Series® 80 Series® Engine Driven Vertical Lathe Bowl wear ring Ultra V Series® and UltraMate® Utah Lake Cascade Pump Machinist at Nickerson Company running a state-of-the-art CNC machine. Image Info Dimensions 1,200 × 800 Name 6-FIELD-CREW.jpg Mime Type image/jpeg Type JPG Size 580.10 KB