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Chapter 2 Installation
Electrical
I N S T A L L A T I O N
PM130 PLUS Powermeter Series
29
This configuration provides accurate power measurements only if the voltages are balanced.
Figure
2-13 4-Wire Wye 2½-Element Connection Using 2 PTs, 3 CTs (Wiring Mode = 3LL3 or 3Ln3)
Figure
2-14 3-Wire 2½-Element Open Delta Connection Using 2 PTs, 3 CTs (Wiring Mode = 3OP3)