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CHAPTER 3: INSTALLATION
EPM 6000 MULTI-FUNCTION POWER METERING SYSTEM – USER GUIDE 3–9
3.3 Wiring Diagrams
3.3.1 Description
Choose the diagram that best suits your application and maintains the CT polarity.
1. Three-phase, four-wire system Wye with direct voltage, 3 element.
2. Three-phase, four-wire system Wye with direct voltage, 2.5 element.
3. Three-phase, four-wire Wye with PTs, 3 element.
4. Three-phase, four-wire Wye with PTs, 2.5 element.
5. Three-phase, three-wire Delta with direct voltage.
6. Three-phase, three-wire Delta with PTs.
7. Current-only measurement (three-phase).
8. Current-only measurement (dual-phase).
9. Current-only measurement (single-phase).
These diagrams are indicated in the sections following.