LEESON SCR Thyristor Motor Control - Manual (Page 24)

NOTE: DO NOT ADD LINE FUSE TO L2 UNLESS LINE VOLTAGE IS 230
VAC.
18 Installation SPEEDMASTER™ OPERATION MANUAL
Figure 9. Chassis Drive Connections
SCR502
R501
C501
IC502
C503
S1
C502
IC501
A1
D503
MOV502
A2
D502
-
METER
+
SO502
R502
D501 SCR501
F2
SW501
11 5 230
MOV503 T501
F1
L2
L1
MOV501
CL IL501
SW502
90 180
C504
SO501
INHIBIT
S2
S3
ACCEL DECEL MAX SPD MIN SPD TORQUE IR COMP
+
1
-
SPEEDMASTER
L1
L2
S2
S3
A2
A1
S1
LINE
FUSE
STOP
SWITCH
115/230 VAC
LINE VOLTAGE
10K OHMS
SPEED ADJUST
POTENTIOMETER
CW
FUSE
(see notes)
+
MOTOR
FIELD COILS
(See Table 2 for connections)
NOTE: DO NOT make
any connections to
F1 & F2 terminals if
using a permanent
magnet motor.
F1
F2