Eaton DS7 Series, Manual

Page: 136 / 240

7 Connection examples
7.3 Size 3 and 4 (41 – 200 A)
132
DS7 Soft starter 09/16 MN03901001Z-EN www.eaton.com
7.3 Size 3 and 4 (41 – 200 A)
7.3.1 Connection without soft start ramp
Figure 100: Flow diagram – without soft stop
Direct motor start
Q1 = Cable and motor
protection
Q21 = Soft starter
Start enable (+A1)
uncontrolled stop of the
motor on deactivation
F3 = optional semiconductor
fuse for type of coordination
2
M1 = Motor
Figure 99: Standard connection without soft stop
M
3 ~
1L1 3L2 5L3
PE
PE
TOR
- A2 EN + A1 13 14 24 23
2T1 4T2 6T3
L1
L2
L3
PE
Q1
Q21
F3
M1
I > I > I >
Q1
RUN
- U
s
+ U
s
(+) U
s
24 V AC/DC, 120/230 V AC
(–) U
s
+ A1
RUN
(23/24)
t-Start
U
Start
TOR
(13/14)
U
T1, T2, T3
Q1
U
L1, L2, L3
U
s