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South Bend Tools
For Machines Mfd. Since 3/21
Model SB1119/SB1120
-63-
E L E C T R I C A L
SB1120 Wiring Diagram
NO
NC
C
STOP Button
RENY
250V
YK
A6
00
ON Button
X1
X2
13
14
21
22
YK A6
00
Potentiometer
B10K
FOR/REV Switch
3
4
NO
3
4
NO
K
B2-B
E10
1
K
B2-B
E10
1
T1
P3
Circuit
Board
P4
P2
T2
4
3
4
3
X1
X2
X1
T1
T2
13
14
4
NC
C
13
1
3
2
PE
PE
X2
X1
4
3
4
14
13
C
Motor 230V
R/L1
S/L2
U/T1
V/T2
W/T3
+10V ACM AVI AFM MO1 MCM PE
MI1 MI2 MI3 MI4 MI5 +24 +24 DCM DCM
RA RB RC
RA
RC
NC21
NC22
L1/1
L2/3
L3/5
NO13
T1/2
T2/4
T3/6
NO14
53
61
54
62
SDE
MA-18
SDE
AP2-11
W6
A
B
ACM
AVI
+10V
ME300
VFD
T1
T3
MI1
54
54
MI2
MI3
13
L3
L3
PE
14
13
T3
T2
T1
PE
53
DCM
Control Panel
Electrical Box
T3
T2
T1
MI2
MI1
+10V
AVI
ACM
L1
A
W4
L1 L2
RA
RC
Contactor
T1
14
PE
PE
IN: 3PH 230V 23.4A
OUT: 3PH 0-230V 19.5A
Ground
Hot
Hot
Hot
L15-20 PLUG
230 VAC
T/L3
T3
T2
L3
= For phase
converter wild
wire (if used)
Ground
Ground
Ground
WARNING!
!
!
SHOCK HAZARD!
Disconnect power
before working on
wiring.
RPM Sensor
Height Sensor
Circuit Board
00273838
Circuit Board
00273838
NC
NO
COM
Limit Switch
MJ2-1306
54
62
MI4