GE EPM 3000P - Manual (Page 9)

Chapter 2 Electrical Installation
2.5 E LECTRICAL C ONNECTION I NSTALLATION
Choose the diagram that best suits your application and maintain the polarity. Follow the outlined
procedure to verify correct connection.
NOTE: T
HE NEUTRAL READING IS CALCULATED FROM THE SUM OF THE 3 PHASES OF CURRENT . H IGH NEUTRAL
CURRENT INDICATES REVERSE CT POLARITY .
LISTING OF CONNECTION DIAGRAMS
NOTE: S EE PHASE REVERSAL IF A MESSAGE OF PH APPEARS AFTER INSTALLATION
.
I
Three-Phase, Three-Wire System Delta with Direct Voltage and CTs.
II
Three-Phase, Three-Wire Open Delta with two CTs and two PTs.
(Open Delta System Installation should only be used if the electrical system is a 3-wire OPEN
DELTA. Open Delta can be enabled or disabled in Programming Group 0, Function 3.)
III
Three-Phase, Three-Wire Open Delta with three CTs and two PTs.
(Open Delta System Installation should only be used if the electrical system is a 3-wire OPEN
DELTA. Open Delta can be enabled or disabled in Programming Group 0, Function 3.)
IV
Three-Phase, Four-Wire System Wye with Direct Voltage and CTs.
V
Three-Phase, Four-Wire System Wye with CTs and PTs.
VI
Single Phase System
VII
Dual Phase System
4
GE Industrial Systems