L1 L2 L3
T3 T4
T1 T2
4
3
2
1
5
10
8
CLS
6
FLS
7
FLS 10
11
9
WS004134B
12
13
14
CT
1. Starter equipment and mains leads (L1, L2, L3)
2. Ground (earth)
3. Functional ground
4. Control leads (T1, T2, T3, T4)
5. Thermal contact
6. FLS
7. FLS 10
8. CLS
9. Thermistor
10. Level sensor
11. Capacitor
12. Crimp connection
13. Crimp isolation
14. Current transformer
3-phase connection, screened
If a separate control cable is used, then the control conductors in the power cable are never
used.
The following figure shows screened SUBCAB cable without a separate ground conductor.
The ground conductor is made of stranded ground conductors. T1 and T2 are twisted
together.
Screened SUBCAB - ground
Functional ground
Cable without sep. ground conductor
Ground conductor is stranded ground cores
WH shrink hose
T1/T2 & T3/T4 (if applicable)
Twisted together
GN/YE shrink hose
L1
L3
L2
T1
T3
T2
T4
Bare wire
WS004340B
Figure 17: Without separate ground conductor
4 Installation
P7900 Installation, Operation, and Maintenance Manual
37
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