Watthour Meter Accuracy Testing 1 - Videos and Related Books
Summary
This 30-minute video covers the basics of meter testing. Explains the concepts of comparison testing, mechanical reference standards, and several types of loading devices. Demonstrates procedures for field testing a typical single-phase residential meter.
Training Sessions
Accuracy Testing Methods – 8 minutes
Describes the time-watt method of testing a watthour meter’s accuracy. Explains how to use the time-load method to estimate a watthour meter’s accuracy. Describes the comparison method of testing a watthour meter’s accuracy.
Portable Watthour Standards – 12 minutes
Describes a rotating standard. Describes a solid-state standard. Explains the resistance-load method of supplying a load to a standard and a meter under test. Shows how a phantom load can be used to supply a load to a standard and a meter under test.
Meter Field Test Connections – 10 minutes
Describes test jacks and test leads used to field test a socket-type watthour meter. Explains how various types of test equipment can be connected to a socket-type watthour meter in the field.
Videos
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Show this video in your classroom, or load it on your company server so all your workers can watch and benefit. More info
Books
This book reinforces learning from the video. It has informative text and color pictures throughout. Also a good resourse for learning on your own. A handy, compact book. Approximately 40 pages. More info
Supplementary classroom exercises with quizzes for every session. Approximately 30 pages. More info