Fluke 1738/B - 3-Ф Wye Balanced; 3-Ф Delta

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Users Manual
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3-Ф Wye Balanced
Example: For symmetrical loads like motors the connection can be
simplified by measuring only one phase and assuming the same
voltages/currents on the other phases. As an option, you can measure
harmonics with a current probe on the neutral line.
Energy Study
Load Study (no voltage measurement)
3-Ф Delta
Example: Often found in industrial settings where electric motors are
used.
Energy Study
Load Study (no voltage measurement)