The Megger VFD Output Voltage Measurement Challenge
Comparing the true RMS voltage measurement function of the MTR105 Rotating Machine Tester from Megger against various other meters with true RMS and LPF or VFD functions. Previous Video on MTR105; • MTR105 Second Firmware Upgrade MTR105 Inverter Measurement with Filter; • MTR105 Inverter Output Voltage Retest 0:00 Introduction 1:16 Megger MTR105 Measurements 2:07 Megger MIT420/2 Measurements 2:44 Keysight U1461A Measurements 3:44 HT Italia HT65 Measurements 4:22 Brymen BM877 Measurements 5:06 Kaiweets HT208D Measurements 5:55 Flir CM46 Measurements 6:40 HT Italia Neptune Measurements 7:08 Inverter Output %THD Measurement 8:02 Mains Input %THD Measurement 09:52 Overall Results Table 10:12 True RMS Meter Results Table 11:37 VFD Meter Results Table 12:50 VFD Meter Price Comparison
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