ABB DCS 500 Series Service Manual page 25

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FORWARD
REVERSE
Basic drawing / not all elements are shown
Figure 4-3 Basic drawing of DCS 501/601 units with SDCS-PIN-1x/-2x
DCS 500 / DCS 600 Service Manual
POWER INTERFACE BOARD
SDCS-PIN-1x / -2x
G
K
G
K
G
1.3
K
G
K
G
1.5
K
G
K
G
K
G
1.2
K
G
K
G
1.4
K
G
K
G
1.6
K
X22:1
3
3ADW000093R0601_DCS500B/DCS600_Service Manual_e_f
Chapter 4 - Exchange of Thyristors for Sizes C1/C2/C2b
Units with
U1 V1 W1
0025 to
0075 ADC
T51 S1
1500/1
S2
T52 S1
1500/1
S2
T53 S1
1500/1
S2
G
K
1.4
V11
G
1.3 1.6
K
V13
G
1.5 1.2
K
V15
Snubber
circuit
R 57
O
C1
Units with 0100 to 0350 ADC Units with 0450 to 0520 ADC
* 2330/1 for units with 0700 ADC
T51 K (S1) P2
T51
S1
1000/1 600/1 *
X3:1
S2 P1
L (S2)
X3:3
X4:1
X4:3
T53 K (S1)
1000/1
L (S2)
G
K
V14
G
K
V16
G
K
V12
Snubber
circuit
Snubber
circuit
D1
VI A
P2
T53
S1
600/1 *
S2 P1
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