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7
CURRENT TECHNOLOGY
®
PX3
TM
INSTALLATION, OPERATION AND MAINTENANCE MANUAL
N B
A
C
PX3
PANELBOARD
N
G
N A B*C G
N
A
C
PX3
PANELBOARD
N
G
N L1 L2 G
*NOTE: HIGH-LEG MUST BE B PHASE
N
G
X
o
BOND
EARTH
GROUND
N
G
C
A
N
B*
C
B
A
N
L2
L1
L2
L1
N
G
Xo BOND
EARTH
GROUND
N
G
N B
A
C
PX3
PANELBOARD
N
G
N A B*C G
N
A
C
PX3
PANELBOARD
N
G
N L1 L2 G
*NOTE: HIGH-LEG MUST BE B PHASE
N
G
X
o
BOND
EARTH
GROUND
N
G
C
A
N
B*
C
B
A
N
L2
L1
L2
L1
N
G
Xo BOND
EARTH
GROUND
N
G
Figure 3
3-Phase, 4-Wire High-Leg Delta
Figure 4
1-Phase, 3-Wire Split-Phase