Just as every bell has a unique tone when struck by a hammer, so do all generator winding components. Every structure, in fact has its own characteristic modes of mechanical response when deformed after being struck. While not very musical in nature, the response waveform gives the trained Technician valuable information on the integrity of […]
Monthly Archives: May 2017
Insulation Resistance and Polarization Index Testing of Generators
Megger & P.I. as it’s commonly referred to, is one of the quickest, safest, and simplest tests in the arena of generator electrical testing, but it is also one of the most useful. It is this simplicity that often makes the test somehow seem less important than some of the “big ticket” tests such as […]
