
EM330D User Manual
A Special Purpose Inverter for Hoisting
104
12.4
Wiring of Tower Crane Trolleying
R
S
T
R
S
T
X1
X2
X3
X4
COM
Forward
(Trolleying)
Preset Speed 2
U
V
W
Brake Control
EB
EA
EC
EM330D
(-)
(+)
PB
L1
L2
L3
M1
+24V
PLC
Relay
Fault Output
Y1
COM
Fault Reset
X7
Backward
(Trolleying)
Preset Speed 3
Figure 12-4 Wiring of Tower Crane Trolleying
Remarks:
1. Operation logic control circuit is additional to the control circuits of X1 and X2.
2. When F4-28=8( Tower crane trolleying application macros), please configure terminals
Xi, Y1 and R1 as per Figure 12-4.