39
Exchange of Thyristors for Size D1 to D4
3ADW000195R0501 DCS800 Service Manual e e
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.
VVZF 70-16
(K)
(A)
5 4
6
7
(AK)
4 G
6 K
5 K
7 G
SKKT 27, 42, 57, 106
2
3
1
2
3
1
(K)
(A)
4 5
7
6
(AK)
5 G
7 K
4 K
6 G
MCC26, 44, 56, 95
2
3
1
2
3
1
MCC162
5 4
6 7
3
2
1
SKTT 162
2
3
5 4
7
6
1
6 7
4 5
(K)
(A)
(AK)
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