CONTACTLESS VOLTAGE MEASUREMENT DEVICE AND CONTACTLESS VOLTAGE MEASUREMENT METHOD

摘要

Provided is a contactless voltage measurement device (1) for contactlessly measuring the voltage of a measurement object (2), wherein: the contactless voltage measurement device (1) has a probe A (11a) and a probe B (11b) mounted on the measurement object (2), and a measurement unit (20) for determining the voltage of the measurement object (2) and outputting the determined voltage on the basis of a first measured voltage and a second measured voltage measured by the probe A (11a) and the probe B (11b); a CY and a CZ having different capacitance values are respectively formed in the probe A (11a) and the probe B (11b); and the measurement unit (20) has a voltage evaluation unit (22) for evaluating the first measured voltage and the second measured voltage measured by the probe A (11a) and the probe B (11b), and a computation unit (23) for calculating the voltage of the measurement object (2) on the basis of the first measured voltage and the second measured voltage evaluated by the voltage evaluation unit (22) and the capacitance values of the CY and the CZ.