10 UNIGEAR ZS2 INSTALLATION, OPERATION AND MAINTAINANCE INSTRUCTION MANUAL
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Figure 12 - Cross section of feeder unit with Line PT, 31.5kA,
2800 mm depth*
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Figure 11 - Cross section of Bus Riser with forced Cooling
3150A (1000 mm), 36kV,31.5kA
C/S with IR Window details as optional feature
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Figure 13 - C/S with IR Window details as optional feature
*=Can be varied as per customer requirement
A D
1
2
3
4
5
6
7
8
9
10
11
12
17
13
19
16
14
18
15
B
C
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Figure 14
A. Busbar compartment
B. Circuit breaker compartment
C. Cable compartment
D. Low voltage compartment
1. Enclosure
2. Branch conductors
3. Busbars
4. Circuit breaker
5. Bushing
6. Earthing switch
7. Current transformer
8. Control wiring duct
9. Main earthing
10. Voltage transformer
11. Lower connection bar
12. Circuit breaker door
13. Metering door
14. Cable compartment door
15. Earth switch operating
mechanism
16. Pressure relief flap
17. Support insulator
18. Incoming cables
19. Phase barrier
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