ABB DCS 500 Series Service Manual page 24

Dcs thyristor power converters for dc drive systems 25 to 5150 a
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Chapter 4 - Exchange of Thyristors for Sizes C1/C2/C2b
VI A
4 - 4
for: DCS 50x 0025 to 0075 and
DCS 502 0100 to 0140
V14/V21
V16/V23
4
2
3
1
4
2
3
1
3
2
4
1
3
2
4
V11/V24
V13/V26
for: DCS 502 0700
1
b
d
b
d
2
2
a
c
a
c
1
V24
V11
1
b
d
b
d
2
2
a
c
a
c
1
V22
V15
1
d
b
d
b
2
2
a
c
a
c
1
V26
V13
Figure 4-2
Location of thyristor modules in
DCS 50x/60x-0025...0075 units
DCS 502/602-0100...0700 units
DCS 502/602-0680...1000 units
Note: This drawing is only for showing the location of the modules,
the module size can be different!
3ADW000093R0601_DCS500B/DCS600_Service Manual_e_f
for: DCS 502 0200 to 0520
V11/V24
1
3
2
V12/V25
4
1
4
2
3
1
V15/V22
1
3
2
4
V13/V26
1
3
2
4
1
3
2
4
V15/V22
for: DCS 502 0680 ... 1000
V21
V24/V11
1
d
b
d
b
2
2
a
c
a
c
1
V14
V25
1
d
b
b
d
2
2
a
c
a
c
1
V12
V23
1
d
b
d
b
2
2
a
c
a
c
1
V16
V21/V14
DCS 500 / DCS 600 Service Manual
V14/V21
4
2
3
1
V12/V25
4
2
3
1
V16/V23
4
2
3
1
V26/V13
V22/V15
V23/V16
V25/V12

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