Inverter Service Manual

SJ300-015 - 055LF Circuit Diagram
J51
FAN
1 2 3
58 59 60
1
2
H I T A C H I
STR
RUN STOP/RESE
FUNC
P
To
Ro
U
V
W
J61
Logic Board
1 2 3
28 29 30
J1
1 2 3
28 29 30
J1
Option Board
Option Board
OPTXC
OPT1C
OPTX
OPT2C
1 2 3
58 59 60
TMC
SP SN RP SN
P24 PLC
FW 8
7
6
5
4
3
2
1
CM1
FM TH
CM1 11
12
13
14
15
CM2
H
O
OI
O2
L
AM
AMI
AL2
AL1
ALO
Control Terminal Board
J21
CN1
PLUG OPEC
Digital Operator
Plug
Main Board
+
Bus Capacitor
Board
+ + +
R
S
T
G
N
G
CTU
CTW
TMN
TMP
PIM
Flat Cable
Fin
RB
PD