CHAPTER 4: ELECTRICAL INSTALLATION ELECTRICAL CONNECTION DIAGRAMS
EPM 2200 POWER METER – INSTRUCTION MANUAL 4–7
4.2 Electrical Connection Diagrams
4.2.1 Description
Choose the diagram that best suits your application and maintains the CT polarity.
(1) Wye, 4-Wire with no PTs and 3 CTs, no PTs, 3 Element on page 4–8.
(1a) Dual Phase Hookup on page 4–9.
(1b) Single Phase Hookup on page 4–10.
(2) Wye, 4-Wire with no PTs and 3 CTs, 2.5 Element on page 4–11.
(3) Wye, 4-Wire with 3 PTs and 3 CTs, 3 Element on page 4–12.
(4) Wye, 4-Wire with 2 PTs and 3 CTs, 2.5 Element on page 4–13.
(5) Delta, 3-Wire with no PTs, 2 CTs on page 4–14.
(6) Delta, 3-Wire with 2 PTs, 2 CTs on page 4–15.
(7) Delta, 3-Wire with 2 PTs, 3 CTs on page 4–16.
(8) Current-Only Measurement (Three-Phase) on page 4–17.
(9) Current-Only Measurement (Dual-Phase) on page 4–18.
(10) Current-Only Measurement (Single-Phase) on page 4–19.
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