Connection With Soft Stop Ramp - Eaton DS7 Manual

7 Connection examples
7.1 Size 1 (4 – 12 A)

7.1.2 Connection with soft stop ramp

120
DS7 Soft starter 09/16 MN03901001Z-EN www.eaton.com
L1
L2
L3
PE
Q1
I > I > I >
F3
Q21
M
3 ~
Figure 80: Standard connection with Soft stop
U
s
Q1
U
L1, L2, L3
S3
(Start/Stop)
U
T1, T2, T3
U
Start
TOR
(13/14)
Figure 81: Flow diagram – with soft stop
TOR
+ U - A2 + A1 13
s
S3
Q1
M1
(+) U
(–) U
t-Stop
t-Start
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
s
24 V AC/DC, 120/230 V AC
s