Test Instruments & Measuring DevicesOTHER ELECTRICAL MEASURING DEVICESSummaryThe important information contained in this chapter is summarized below.Measuring Devices SummaryAmpere-hourMeterMeasures current flow (either direction) through a given pointConnected in seriesPowerFactorMeterMeasures power factor between phases in a 3-phase circuitConnected in series with one phaseGroundDetectorMeasures conductor insulationConnected out of circuit to groundSynchroscopeMeasures relationship between generator frequenciesConnected by a two-phase stator at right anglesRev. 0 Page 27 ES-14
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business