Description of operation 5-19, Machine converter feedback – Rockwell Automation 1557 MEDIUM VOLTAGE AC DRIVE User Manual
Page 37
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DESCRIPTION OF OPERATION
5-19
1557-UM050F-EN-P –June 2013
D
/A
D
/A
D
/A
D
/A
A/D
F
/D
A/D
-1
3
-1
3
V
N
G
IN
T
E
G
R
A
T
O
R
S
V
1
2
V
2
3
V
3
1
V
D
C
V1
V2
V3
p
h
a
se
t
o
g
ro
u
n
d
vo
lt
a
g
e
s
p
h
a
se
cu
rr
e
n
ts
VP
VN
-
-
-
-
-
I1
I2
I3
-
-
-
-
-
R
st
a
to
r
(P
1
2
9
)
-
-
L
t
o
ta
l
le
a
ka
g
e
(P
1
3
0
)
-
-
F
1
2
F
2
3
F
3
1
F
L
X
F
lu
x
fr
o
m
vo
lt
a
g
e
(
V
3
4
2
)
Is
a
lp
h
a
I1
2
I2
3
Har
dw
are
So
ftw
are
A/D
A/D
Is
b
e
ta
V
n
e
u
tr
a
l
m
o
to
r
(V
3
4
7
)
-
1
S
ta
to
r
F
re
q
u
e
n
cy
(V
3
3
7
)
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