Rockwell Automation 1557 MEDIUM VOLTAGE AC DRIVE - Manual (Page 33)

DESCRIPTION OF OPERATION 5-15
1557-UM050F-EN-P –June 2013
-1
X
+
Y
2
2
C
U
R
R
E
N
T
R
E
G
U
L
A
T
O
R
Ix
(V
3
1
2
)
Iy
(V
2
9
4
)
Id
c
C
o
m
m
a
n
d
T
e
st
(
P
1
1
9
)
Id
c
te
st
m
o
d
e
C
O
S
-1
9
0
D
e
g
re
e
s
A
lp
h
a
M
a
ch
in
e
(V
3
2
8
)
C
u
rr
e
g
b
a
n
d
w
id
th
(P
1
1
3
)
Id
c
re
f
st
e
p
(P
1
2
0
)
Id
c
re
fe
re
n
ce
(V
3
2
1
)
Id
c
e
rr
o
r
(V
3
2
3
)
T
D
C
l
in
k
(P
1
1
5
)
L
D
C
l
in
k
(P
1
1
4
)
I
d
c
fe
e
d
b
a
ck
(V
3
2
2
)
V
l
in
e
(V
3
2
4
)
0
.8
0
p
u
-
L
co
m
m
u
ta
ti
o
n
(P
1
1
7
)
0
.9
9
p
u
C
O
S
-1
A
lp
h
a
L
in
e
(V
3
2
8
)
V
d
c
R
e
fe
re
n
ce
(3
2
6
)
L
o
g
ic
S
ta
tu
s
B
it
1
(
V
2
5
5
)
(R
u
n
n
in
g
)
Current Control