Siemens 8BK30 Operation And Maintenance Instructions page 4

Description
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3
4
6
12
16
5
15
7
4
Fig.4 View from the left into a Panel
(left-hand side)
1.
2.
3.
4. L1 L2
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
4
2
3
3
4
3
5
3
4
9
L3
Special control circuit
• Reversing operation
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Reversing operation by main contactor
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Reduced-voltage starting
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Pole-changing motor
• Dahlander circuit with one direction of rotation
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Dahlander circuit with two directions of rotation
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Star-delta circuit with one direction
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Star-delta circuit with two directions
14
13
3
Fig.3 View from the right into a Panel
(right -hand side)
1. LV compartment
2. HV compartment
3. Busbar compartment
4. Busbar; conductors L1, L2 and L3
5. Cable connection compartment
6. Shutter for the upper mating contacts
7. Shutter for the lower mating contacts
8. Rail for withdrawable unit
9. Partition between the two withdrawable unit
compartments of a double panel
10. Operating shaft of earthing switch
11. Earthing switch
12. Current transformer
13. Door of HV compartment
14. Door of LV compartment
15. Cable support rail
16. Partition wall with bushings
(2 panels)
(3 panels)
(3 panels)
(4 panels)
(3 panels)
(5 panels)
(3 panels)
(4 panels)
3
9
2
11
10
8