Eaton DS7 - Reversing the Direction of Rotation with MSC-R

7 Connection examples
7.1 Size 1 (4 – 12 A)
124 DS7 Soft starter 09/16 MN03901001Z-EN www.eaton.com
7.1.6 Reversing the direction of rotation with MSC-R
Q1 = Cable protection
Q11 = mains contactor FWD
(clockwise rotating field)
Q12 = mains contactor REV
(anticlockwise rotating field)
MSC-R… = reversing motor starter
Figure 88: Rotation direction reversal without ramp
① Assembled control station
② Reversing starter
③ Standard auxiliary contact
Figure 89: Control section bidirectional operation with ramp
M
3 ~
1L1 3L2 5L3
2T1 4T2 6T3
L1
L2
L3
PE
Q1
Q21
M1
Q11
F3
Q12
I > I > I >
- A2 + U
s
(+) U
s
24 V AC/DC,
120/230 V AC
(–) U
s
A2
A2
B1
A1
-A2
+U
S
53
15
1.53
1.54
16
25
13
22
21
14
26
53
54
63
64
63
64
54
②
①
③
+A1
Q11
Q12
N (-)
L (+)
Q12
Q11
K2T
K2T Q21
FWD I
REV II
0
Q12
Q11 Q12
Q11
t > t-Stop