SCR1
D1
D2
D3
SOF
TCHA
RGE B
OARD 1
MK1
R
S
T
S'
T'
MK2
R'
MK4
B
RS
-
MK3
A
+SCR
C
-SCR
A
RS+
R1
GA
TE DRIV
ER
MK100
3
6
R2
5
2
1
4
S2
T2
SCR
MK110
MK104
104
NO
105
NC
C
106
1
2
3
POWER
CARD
MK106
S
N
I A
M
T
1
S
6
3
8
R
5
10
4
3
2
1
GRN/
YEL
4
C1
HE
AT
SINK
FAN
CA
PA
CIT
OR
HE
AT
SINK
FAN
3
2
1
R1
S1
T1
MK108
CAN
3
2
1
+
-
-
-
+
+L1
-L1
RECTIFIER HS
MK103
TMP
1
GND
2 3
VNEG
3
9
GND
SENSORS
CURRENT
8
IW
'
VDD
VDD
RL2
VNEG
FANO
RFI FAN
HF SW
16
15
14
13
12
VPOS
IV1
VPOS
IW1
VNEG
IV
'
5
4
7
6
SENS
VPOS
IU1
DE
T
IU'
CUR
10
1
2
11
MK102
RFI SWI
TCH
TEMP SENSOR
BLK
BLK
RED
WHT
6
30-pin
Panel
Mou
nt
Conne
ctor
44-pin
Panel
Mou
nt
Conne
ctor
3
10
11
1
8
5
7
6
5
7
3
10
11
14-PIN
8
MK112
REL
AY
AUX 2
NC
NO
C
2
3
1
NC
NO
C
RE
LA
Y
AUX 1
6
5
4
8
7
6
11
10
9
8-PIN
5
1
5
8
8
4
4
1
12-PIN
BLK
RED
WHT
2
11
7
8
4
6
12
9
10
1
3
5
16-PIN
SCR2
SCR3
BLK
WHT
BLK
WHT
BLK
WHT
WHT
WHT
WHT
BLK
BLK
BLK
-DC
B
A
MK105
+DC
1
1
3
3
2
2
4
4
5
5
6
6
6-PIN
BLK
WHT
1
He
atsink
Temp
Sensor
BLK
WHT
BLK
WHT
BLK
WHT
RED
RED
BLK
WHT
BLK
WHT
BLK
RED
WHT
RED
RED
WHT
BLK
1
2
2
Fu1 (4
A)
HE
AT
SINK N
TC
N1
1
29
1
43
1
20
TO OPTION AND
INVE
RTER
CABIN
ET
S
NO
T USED
TO INVE
RTER DC-LINK
TO
Cabinet
Door
Fan /
Indu
ctor
Cabinet
Fan
TO INVERTERS 1, 2, & 3
TEST
CONNE
CT
OR
SPLICE
43
1
29
1
SCR4
D4
D5
D6
+
SCR5
SCR6
WHT
WHT
WHT
BLK
BLK
BLK
1
1
2
2
HE
AT
SINK N
TC
N2
MK107
L2
L1
FANS
L1
L1
L2
11
13
5
4
3
X2
AUX_S
L1
AUX_S
AUX_T
X1
AUX_T
9
12
1
16
8
BLK
WHT
Fu1 (15
A)
RED
WHT
BLK
WHT
-
-
R2
S2
T2
3
10
R3
9
2
1
8
S3
T3
5
12
R2
13
6
7
14
S2
T2
GA
TE DRIVER
SCR
WHT
BLK
WHT
BLK
WHT
RED
WHT
BLK
MPIC
+L2
-L2
+L1
-L1
MAINS
T3
16
S3
8
5
13
R3
2
10
MAINS
T2
15
S2
7
12
4
R2
9
1
MK104
29
1
MK105
29
1
BLK
MK102
1
5
N1
6
2
3
7
N2
N3
4
8
SNS
LOGIC C
KT
.
Highest HS
MK110
TMP
GND
TEMP SIGNAL
1
2
3
FK103
102
AUX S,
AUX
T
2
2
WHT
RE
D
3
3
1
1
TRx
HE
AT
SINK/DOOR
FAN
TR
ASNFORMER
SOF
TCHA
RGE B
OARD 2
MK2
MK1
S
T
R
R'
S'
B
RS
-
MK3
-SCR
RS+
MK4
A
C
+SCR
T'
A
BLK
RED
WHT
PC
A17
R2
2
2
3
3
7
7
6
6
RED
WHT
BLK
-
+
+L2
-L2
BLK
RED
WHT
TEMP SWI
TCH/SCR
Disable
177G2547
3
3
3
3
Chassis Gnd
Chassis Gnd
R'
S'
T'
R'
S'
T'
T
1
S
6
3
8
R
5
10
R'
S'
T'
RED
RED
WHT
BLK
BLK
WHT
WHT
WHT
BLK
BLK
RED
RED
MK106
MK107
MK100
1
2
3
RED
1
2
3
WHT
1
2
3
1
2
3
1
2
3
3
2 1
P1
P7
P3
P2
P6
P4
P5
100
101
103
Not
Used
FK102
CBL205
CBL204
CBL203
CBL202
CBL213
CBL219
CBL218
CBL209
CBL217
CBL209
CBL210
CBL200
CBL207
CBL201
CBL208
CBL219
CBL215
CBL214
CBL212
CBL211
CBL216
CBL206
CBL220
130BX425.10
Illustration
12.4
12-Pulse
Rectifier
Module
F8/F9
Block Diagrams
High Power Service Manual for Modular F Frame Drives
186
MG90K202 - VLT
®
is a registered Danfoss trademark
12
12