Onboard Bridge And Thyristor Module Terminals - ABB DCS800 Service Manual

OnBoard bridge and thyristor module terminals

The next figures show the terminals of the OnBoard bridge and all used thyristor
modules. The terminal description is also stamped or marked by a sticker on the
OnBoard bridge and all thyristor modules.
For all firing pulse cables is valid:
Yellow is gate lead.
Red is cathode lead.
(K)
(AK)
1 2
SKKT 27, 42, 57, 106
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VVZF 70-16
(A)
3
5 4
6 7
2 3
1
7 G
6 K
5 K
4 G
6 7
5 4
MCC162
3ADW000195R0501 DCS800 Service Manual e e
(K)
(AK)
1 2
4 5 7 6
1 2 3
MCC26, 44, 56, 95
(AK) (K)
1
2
5 4
7
1 2
SKTT 162
Exchange of Thyristors for Size D1 to D4
39
(A)
3
6 G
7 K
4 K
5 G
(A)
3
6
3
6 7
4 5