ABB DCS 500B - Page 75

Chapter 9 - Exchange of Thyristors for Size C4
DCS 500 / DCS 600 Service Manual
VI A 9 - 5
V12
V25
V16
V23
V14
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V11
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V13
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V15
V22
V12
V25
V16
V23
V14
V21
V11
V24
V13
V26
V15
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Assembly C4
Busbars on the right
(front of the module)
Assembly C4
Busbars on the left
(front of the module)
Figure 9-3 Location of thyristors in size C4 (4-Q bridge)
V12
V16
V14
V11
V13
V15
V12
V16
V14
V11
V13
V15
Assembly C4
Busbars on the right
(front of the module)
Assembly C4
Busbars on the left
(front of the module)
Figure 9-4 Location of thyristors in frame C4 (2-Q bridge)
3ADW000093R0701_DCS500B/DCS600_Service manual_e_g