Hioki 3390 - Page 40

3.9 Selecting the Wiring Mode
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Wiring Mode 4. Single-phase, 3-wire (1P3W) × 2
Wiring Mode 5. 3-phase, 3-wire (3P3W2M) + single-phase, 3-wire (1P3W)
Wiring Mode 6. 3-phase, 3-wire (3P3W2M) × 2