Megger DET4TR2 - Measurement of ground noise voltage

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Measurement of ground noise voltage (DET3TC, DET3TD, DET4TD2,
DET4TR2, DET4TC2 and DET4TCR2)
1. Ensure the rotary selector switch is in the OFF position.
2. Connect the instrument as shown in Figure 9.
Figure 9: instrument connection for measuring ground noise voltage
Potential stake
Electrode
under test
DET3TD
Potential stake
Electrode
under test
DET4TD
DET4TD2
DET4TR2