Eaton DS7 - Standard Connection with Upstream Mains Contactor and Soft Stop Ramp

7 Connection examples
7.1 Size 1 (4 – 12 A)
DS7 Soft starter 09/16 MN03901001Z-EN www.eaton.com 121
7.1.3 Standard connection with upstream mains contactor and soft stop ramp
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
Figure 82: Standard connection with mains contactor
① Control section for the mains contactor Q11
During operation, the deactivation via S1 causes
an uncontrolled stop of the motor.
Figure 83: Control section with mains contactor
M
3 ~
1L1 3L2 5L3
+ U
s
TOR
- A2 + A1 13
2T1 4T2 6T3
L1
L2
L3
PE
Q11
Q21
F3
F2
M1
Q11
Q1
I > I > I >
K3
F1
(+) U
s
24 V AC/DC, 120/230 V AC
(–) U
s
Q11
S2
L01/L+
L00/L-
Q1
F2
S1
S4
S3
Q11
K3
Q11
K3
①