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Block Diagrams
BLK
BLK
2
2
2
2
WHT
WHT
1
1
1
1
C1
C2
RFI_1
BLK
3
3
2
2
WHT
1
1
3
3
2
2
1
1
RFI_2
L2
L1
BLK
CBL14
BLK
WHT
5
1 8
7 6
14-Pin
RFI/CAN/SCR DIS/ENA
P2
12-P RECTIFIER
R1
S1
T1
R2
S2
MAINS FUSES
MAINS FUSES
91-1
91
R1
R2
FU1
FU4
92
92-1
S1
S2
FU5
FU2
93
93-1
T1
T2
FU6
FU3
GND
94
94
GND
TB1
TB2
Illustration 12.3 12-Pulse Top Level Block Diagram F8/F9
High Power Service Manual for Modular F Frame Drives
SCR DIS/ENA TERMINAL BLOCKS
LOCATED IN RECTIFIER CABINET
CBL15
OPTIONS CABINET DOOR FAN
RED
FAN-
L
F3
FAN+
N
WHT
PE
GND
RECTIFIER CABINET
DOOR FAN
FAN-
L
F4
FAN+
N
PE
GND
WHT
BLK
CBL16
U
Not used
DC
10 11
1
3
3
8
7
6
11 10 9
WHT
16-Pin
6-Pin
Aux 1
Aux 2
INVERTER
Relay
Relay
DC-Link
P3
P4
P6
BLK
DC+
1
P7
30
DC-
1
P1
P5
RED
20
WHT
R' S' T'
12-Pin
44
BLK
2 4 6
7 9 11 8 10 12
T2
BLK
WHT
RED
INV 1
CBL18
®
MG90K202 - VLT
is a registered Danfoss trademark
FC-X02
LCP
CBL11
ANALOG I/O
RS-485
61 68 69
39 42
50
53 54 55
S
+
-
DIGITAL INPUTS
12 13
18
19
27
29 32 33 20 37
CBL12
TR1
F1
FAN-
FAN+
GND
INVERTER
DOOR FAN
177G0520
BLK
WHT
RED
BLK
BLK
WHT
RED WHT
WHT
44
1
1
4
3
6
8
7
6
11 10 9
6-Pin
16-Pin
Aux 1
Fan
Aux 2
Relay
Relay
Power
BLK
P5
P1
P2
P4
RED
WHT
BLK
6
GND
INVERTER 1
CAN_H
5
P7
4
CAN_L
3
2
VDD
1
RFI_2
1
R'
P6
S'
T'
30
P3
BRAKE
TERMINALS
W1
INV 2
MOTOR TERMINALS
V1
U1
R'
S'
T'
Not Used
TB8
AUX RELAYS 1 & 2
01
02
03
04
05
06
01
02
03
04
05
06
CBL13
WHT
BLK
RED
HEATSINK/DOOR
FAN TRASNFORMER
WHT
RED
BLK
1
TB5
1
REG+
REGEN
TERMINALS
REG-
CBL17
BLK
WHT
RED
R+
R-
12
12
185
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