ELECTRICAL CONNECTION DIAGRAMS
4.2.4
(3) Wye, 4-Wire with 3 PTs and 3 CTs, 3 Element
LINE
N
A
B
C
N
A
B
C
LOAD
4–12
For this wiring type, select 3 EL WYE (3-element Wye) in the meter programming setup.
CT
Shorting
Block
Earth Ground
Earth Ground
Figure 4-9: 4-Wire Wye with 3 PTs and 3 CTs, 3 Element
CHAPTER 4: ELECTRICAL INSTALLATION
HI
HI
HI
lc
lb
la
LO
LO
LO
FUSES
3 x 0.1A
EPM 2200 POWER METER – INSTRUCTION MANUAL
Power
Supply
Connection
GND
FUSE
L(+)
L(+)
N(-)
3A
N(-)
Vref
Va
Vb
Vc