Sj300-150-220lf/l300p-185-300lf circuit diagram – Hitachi SJ300 User Manual
Page 43
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![background image](/manuals/99708/43/background.png)
Note:
Control terminal symbol is SJ300.
J10 is installed only for SJ300-150LF
and L300P-185LFR.
SJ300-150 - 220LF , L300P-185 - 300LFR Circuit Diagram
J51
Option Board
Option Board
1
2
H I T A C H I
S T R
RUN
STOP/RESE
FUNC
P
To
Ro
U
V
W
J61
Logic Board
J1
J1
OPTXC
OPT1C
OPTXC
OPT2C
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
R
S
T
G
N
G
+
+
+
+
FAN
FAN
J22
CT
J53
J54
J55
J10
J11
J12
J52
J41
Control Power Board
DM Board
R
IGBT
J31
Thermistor
Flat Cable
J52
J41
T
DM
R
T
PD
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