摘要 |
<P>PROBLEM TO BE SOLVED: To provide an inverter abnormality detection and measurement device which can simply and quickly detect inverter abnormality and can also be used for general purposes. <P>SOLUTION: An inverter abnormality detection device 10 of the present invention, which is used to detect abnormality in an inverter 30 connected to electric equipment, comprises: a measurement unit 11 which measure currents in respective phases of a multiphase AC current supplied from the inverter 30 to the electric equipment simultaneously by using a current measurement device 11a equipped with a current transformer and an ammeter; and a determination unit 12 which compares current values in respective phases measured by the measurement unit 11 with each other to determine abnormality. <P>COPYRIGHT: (C)2013,JPO&INPIT |