Hioki ST4200 Instruction Manual page 91

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Confirm that the withstand voltage tester is powered ON and that output is OFF, and confirm
that the cables are connected as shown in the following diagram.
Example of connections when the object under measurement is in a neutral point open state:
Prepare for AC PD measurement.
See: Preparing for AC PD Measurement
(Connect the output terminal and GND terminal of the calibration pulse generator to the part of the object
under measurement that will be measured.)
Connection diagram for the SW2001
HIOKI ST4200B971-00
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