Eaton DS7 - Connection with Soft Stop Ramp

7 Connection examples
7.1 Size 1 (4 – 12 A)
120 DS7 Soft starter 09/16 MN03901001Z-EN www.eaton.com
7.1.2 Connection with soft stop ramp
Figure 81: Flow diagram – with soft stop
Start/stop operation
Q1 = Cable and motor
protection
Start enable (+A1)
uncontrolled stop of the
motor
on deactivation
F3 = optional
semiconductor fuse for
type of coordination 2
S3: Start/stop
Figure 80: Standard connection with Soft stop
M
3 ~
1L1 3L2 5L3
TOR
- A2 + A1 13
2T1 4T2 6T3
Q1
Q1
S3
Q21
F3
M1
I > I > I >
+ U
s
(+) U
s
24 V AC/DC, 120/230 V AC
(–) U
s
L1
L2
L3
PE
t-Start
U
Start
t-Stop
TOR
(13/14)
S3
(Start/Stop)
U
T1, T2, T3
Q1
U
L1, L2, L3
U
s