Rockwell Automation SB3000 AC Power Modules - Manual (Page 51)

Diagnostics and Troubleshooting 4-13
Figure 4.3 – 890A SB3000 Power Module Fuse Locations
F105B
F104B
PHASE W
PHASE V
POWER MODULE B
F103B PHASE U
AC INPUT
181 182 183
PMI RACK
PHASE W F105A
F104A
S
L
O
T
7
S
L
O
T
6
PWR.
M
O
D A
GDI
PWR.
M
O
D B
GDI
+
F101A F101B F102B F102A
PHASE U F103A
∗
PS PS
LPI CIRCUIT
2FU
3FU
1FU
+24V ±15V
D/S
110V
- -24V
25KHZ
PS
(+)
POWER MODULE A
PHASE V
PS
DC Bus
Fuses
Control Power
Fuses
AC Input
Phase
Fuses AC Input
Phase
Fuses
∗∗
See Table 4.5
∗∗∗
21FU-
26FU
11FU
12FU