compact portable test system designed for accuracy testing/verification/calibration of smart energy meters and measuring transducers. It combines three instruments in one: a reference meter, a current and voltage source and a volt-mA calibrator/error calculator. Accuracy class: 0.05 Calibration of smart energy meters Calibration of Measuring Transducers Accuracy testing of energy meters Verification of energy meter accuracy Zera portable energy meter calibrator Mars Energo Portable energy meter calibrator MTE portable energy meter calibrator
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