So-called “Power Saver Devices” (known by different names) are nothing but Power Factor Correction (PFC) devices that would connect to the mains and improve power factor measured by your electricity ...

Figure 1. Model 380803 True rms Power Analyzer Datalogger Courtesy of Extech Instruments In the case of the 3.6-lb portable Extech Instruments’ Model 380803 Appliance Tester/Power Analyzer shown in ...

I’m sure many readers would question why anyone would want to perform a relatively expensive insulation power factor test on an inexpensive transformer. Typically, if any testing is done, it will be ...

Power factor (pf) is the ratio between real power (P) flowing to the load, and the apparent power (S) in the circuit: pf = P/S. It is a sinusoidal waveform and therefore expressed as a dimensionless ...