CHAPTER 2: INSTALLATIONPQMII POWER QUALITY METER – INSTRUCTION MANUAL 2–52.2.2 Wiring DiagramsThis wiring diagram below shows the typical 4-wire wye connection which will cover anyvoltage range. Select the S2 SYSTEM SETUP ÖØ CURRENT/VOLTAGE CONFIGURATION ÖØ VTWIRING: “4 Wire Wye (3 VTs)” setpoint.FIGURE 2–3: Wiring Diagram 4-wire Wye (3 VTs)