
Softstart UK Application Examples
10.2. Installation with Bypass Contactor
The LV-DS is installed with a bypass contactor (AC1 rated). The bypass contactor is controlled by the LV-DS
Run Output which by default is assigned to Output Relay B (terminals 21, 22, 24).
K
M1
22
2
1
13
14
24
33
34
S1
S
2
S
3
E
6
/
T
3
2/T1
4
/
T
2
5
/L
3
3
/
L2
1
/
L
1
L
3
B
L
1
B
L
2
B
K
M
1
F1
6
5
64
4
1
4
0
56
57
58
53
55
A
6
A
5
A
4
54
A
088
78.
A
6
3
1
2
4
5
+
+
Bypass contactor (external)
Semiconductor fuses (optional)
Parameter settings:
• Parameter 7D Relay B Function
• Select 'Run' - assigns the run output function to Relay Output B (default value).
710-15797-00A – LV-DS User Manual 51/64
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