c) If applicable, connect the ground (earth) to control terminal 7.
d) Isolate and terminate T3 and T4 in an end-sleeve.
L1/L L2/N L3 U V W + B
1 2 3 4 5 6 7 8 9 10 11 12 13
T1
T2
T3
T4
WS003654
Figure 11: Frame size 2–3
1
L1 L2 L3 U V W
+DC -DCBR
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
T3
T4
T2T1
WS003599
Figure 12: Frame size 4–6
5. Connect the level switch leads to the control terminals 4 and 12 on drive 1.
L1/L L2/N L3 U V W + B
1 2 3 4 5 6 7 8 9 10 11 1213
W
4
2
3
1
WS003683
Figure 13: Frame size 2–3
1
L1 L2 L3 U V W
+DC -DCBR
2 3
4
5 6 7 8 9 10 11
12
13 14 15 16 17 18
4
1
2
3
WS003600
Figure 14: Frame size 4–6
1. Level switch cable
2. Black
3. • EU: Gray
• US: Red
4. Isolate the lead that is not used
6. Connect the leads that enable the drives to share analog and digital signals:
L1/L L2/N L3 U V W + B
1 2 3 4 5 6 7 8 9 10 11 12 13
B
A
C D
WS003684A
L1/L L2/N L3 U V W + B
1 2 3 4 5 6 7 8 9 10 11 12 13
DB
A
C
Figure 15: Frame size 2–3
Electrical Installation
24 SRC 311 - SmartRun
™
Installation, Operation, and Maintenance Manual
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