4W (Three Phase Four Wire) Measurement - FLIR EXTECH INSTRUMENTS PQ3450 User Manual

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5.4 3Φ4W (three phase - four wire) Measurement
1. Power the instrument ON by pressing the 'Power' key, and then press '1Φ 3Φ' to
select the 3Φ 4W system, the selected name of the system will appear on the bottom
left hand side of the display.
2. Connect the line voltage L1, L2, L3 and Vn to V1, V2, V3 and N terminals of the
instrument.
3. Connect the three (3) Clamps (A1, A2, and A3) to the conductors A1, A2, and A3.
4. Connect the Clamps (A1, A2, and A3) to the meter's A1, A2, and A3 terminals.
5. The related measurement factors will appear on the display.
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10 15 20
5 25
0 30
3Φ4W Screen
20 PQ3450-EU-EN-V1.2-05/12
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