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EM330D User Manual
A Special Purpose Inverter for Hoisting
103
12.3
Wiring of Tower Crane Slewing
R
S
T
R
S
T
X1
X2
X3
X4
COM
Right Slew
Preset
Speed 2
U
V
W
Brake Control
EB
EA
EC
EM330D
Braking Resistor
(-)
(+)
PB
L1
L2
L3
X5
M1
+24V
PLC
Relay
Fault Output
Y1
COM
X6
Acceleration/
Deceleration 2
Fault Reset
X7
Left Slew
Preset
Speed 3
Preset
Speed 4
Figure 12-3 Wiring of Tower Crane Slewing
Remarks:
1. Operation logic control circuit is additional to the control circuits of X1 and X2.
2. When F4-28=7 (Tower crane slewing application macros), please configure terminals Xi,
Y1 and R1 as per Figure 12-3.