34
ELSPEC
G
G
4
4
K
K
F
F
i
i
x
x
e
e
d
d
P
P
o
o
w
w
e
e
r
r
Q
Q
u
u
a
a
l
l
i
i
t
t
y
y
A
A
n
n
a
a
l
l
y
y
z
z
e
e
r
r
U
U
S
S
E
E
R
R
&
&
I
I
N
N
S
S
T
T
A
A
L
L
L
L
A
A
T
T
I
I
O
O
N
N
G
G
U
U
I
I
D
D
E
E
Wiring the Current Connections
Electric current is sampled as it flows through cylindrical apertures in the circular
section of the centrally mounted Digital Signal Processing (DSP) Module. There are
a t otal of si x (6) a pertures. T ypically o nly t he f irst f our ( 4) a re u sed as cu rrent
inputs f or I 1, I 2, I 3, a nd I N ( Neutral c urrent optional a s th e f ourth input).
Optionally, a f ifth ap erture m ay b e ordered f or a n ad ditional c urrent input, an d
the sixth aperture is disabled at this stage. To wire current connections:
Install Current Transformers in series ahead of the unit
Feed t he cu rrent l ines t hrough the cylindrical ap ertures i n t he ci rcular
section of the G4K's DSP Module:
Verify the polarity of current conductors with the arrows on the circular
section of the DSP
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