K Factor is a measurement of current harmonic distortion that is used to de-rate transformers for harmonics. This white paper will discuss how K Factor is calculated, what its uses…
White Papers
Browse our library of power quality technical resources.
450 white papers
Boomerang Burst Mode Operation
PMI's latest software and hardware solutions (Canvass and the Boomerang) provide a tremendous new platform for voltage monitoring. As long as Boomerang monitors are powered up they are constantly sending…
Exporting Data from ProVision
The majority of commercially-available software products typically work with files that have a special extension. These extensions are indicative of a proprietary or unique file format custom-tailored to work with…
ProVision Communicator Service
The ProVision software package provided by PMI retrieves recordings from PMI recorders, analyzes data from these recorders, displays real-time waveforms, and much more. However, even though the majority of these…
Transient Capture with the Vision and Revolution
Capture high-speed, high-voltage transients with the Revolution and Vision, using the optional transient capture system. Transient capture uses 1 MHz sampling for voltage, giving a 1 microsecond sample window, and…
Application of the GE Flicker Curve
This an overview of what the GE Flicker Curve is, how, why and when it was developed, and who developed it. Also, this paper covers some of the more useful…
Harmonics and Power Factor
Power Factor measures the efficiency in an electrical circuit, based on how much of the power delivered to a load is used by the load for work. Loads that produce…
Comparison of Eagle 440 and Revolution PQ Analyzers
PMI manufactures several stand-alone power quality analyzers that are designed to fit in tight enclosures and wirelessly transmit recorded data. This paper outlines the differences between two of those devices,…
Setting Up Custom GSM Cellular Access Points
A custom Access Point Name (APN) gives an enterprise many connectivity options for mobile telemetry devices that are not available when using consumer wireless accounts. These options include static public…
Case Study: Ground Fault Detection
The main breaker tripped in a Motor Control Center. All circuits were meggered and checked out, but no cause was found for the trip. Because none of the load breakers…
Event Capture Function
This white paper is an overview of the Event Capture function available with PMI power quality analyzers. Event capture can be viewed with either ProVision or WinScan software. This paper…
Automated Operations with the Scheduler Service
The ProVision software package provided by PMI is capable of retrieving recordings from PMI recorders, analyzing data from these recordings, viewing waveforms in real-time, and much more. Most of these…