figure 6. Switchboard lighting feeder panels (lighter in color) that were added at a later date as more campus buildings were constructed. (Courtesy of Thomas J. Blalock.) One of his more interesting acquisitions is a pair of chandeliers (one of which can just be seen above the door to the office in Figure 1) that came from the executive board room of the former Sing- figure 7. The turbine-generator unit at center and the 100-kW World War II vintage diesel-generator behind it. (Courtesy of Thomas J. Blalock.) er Building in lower Manhattan. According to Milster, these had to be cleaned of residue from many years of cigar smoke. Figure 5 shows two of the enginegenerator panels. the classic arrange- ment of each panel includes two singlepole, carbon-break circuit breakers at the top (for positive and negative). Such breakers were always mounted at the tops of switchboard panels because, if FOR ALL LINES Complete system of rating for PC Windows Overhead powerlines, underground cables, and substation equipment Real-time dynamic line ratings View powerlines, substations and weather stations in Google Map ELECTROTECH ENTERPRISES LLC www.LineAmps.com For further information please contact sales@LineAmps.com +1-703-369-1466 © 2016, Electrotech Enterprises LLC. All Rights Reserved | Windows, Excel and Google Logo are registered trademarks of Microsoft and Google Inc. respectively. 90 ieee power & energy magazine november/december 2016http://www.LineAmps.com