Megger DET4TR2 - Three-terminal resistance measurement

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Three-terminal resistance measurement (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 18.
Figure 18: instrument connection for measuring three-terminal resistance
Potential stake
Electrode
under test
DET3TD
Current stake