Standard Connection With Upstream Mains Contactor And Soft Stop Ramp - Eaton DS7 Manual

7.2.3 Standard connection with upstream mains contactor and soft stop ramp

L1
L2
L3
PE
Q1
I > I > I >
Q11
F2
F3
Q21
M
3 ~
Figure 95: Standard connection with soft stop
L01/L+
Q1
F2
①
S1
S2
Q11
Q11
L00/L-
Figure 96: Control section with mains
contactor
DS7 Soft starter 09/16 MN03901001Z-EN www.eaton.com
F1
TOR
- U + U - A2 + A1 13
s s
Q11
K3
M1
(+) U
(–) U
① Control section for the mains contactor Q11
During operation, the deactivation via S1 causes
Q11
an uncontrolled stop of the motor.
S3 S1 = Off
S2 = On
S3 = Soft stop
S4
K3
S4 = start
K3
7 Connection examples
RUN
14 23 24
s
24 V AC/DC, 120/230 V AC
s
7.2 Size 2 (16 – 32 A)
Start/stop operation
Q1, F1 = Cable and motor
protection
Q11 = Mains contactor
F2 = motor protection
F3 = Optional
semiconductor fuse for
type 2 coordination , in
addition to Q1 or F1
Setting: t-Stop > 0
129