Summa Series Servodrive Product Manual
Wiring and Connecting
Document Version: V1.01
(Dec, 2019)
© 2019 ESTUN Automation Co., Ltd. All right reserved.
3-10
3.3.3
Wiring Diagrams
Wiring Example for Three-phase Power Supply Input
Drive
KM[2]
KM[1]
QF[1]
R S T
SA[3]
FLT[1]
L1
L2
L3
L1C
L2C
Ry[1]
PL[1]
KM[1]
SA[1]
Power
OFF
Power
ON
KM[1]
Ry[1]
KM[2]
SA[2]
KM[1]
B2
B3
B1
(For alarm
display)
P1
P2
QF[1]:
SA[1]:
SA[2]:
SA[3]:
FLT[1]:
KM[1]:
KM[2]:
Ry[1]:
PL[1]:
D[1]:
N
ALM-
ALM+
8
9
D[1]
+24V
0V
CN1
Ry[1]
Circuit Breaker
Surge Absorber 1
Surge Absorber 2
Surge Absorber 3
Noise Filter
Magnetic Contactor 1
(for control power supply)
Magnetic Contactor 2
(for main circuit power supply)
Relay
Indicator Lamp
Flywheel Diode
Wiring Example for Single-phase Power Supply Input
Drive
KM[2]
KM[1]
QF[1]
R
T
SA[3]
FLT[1]
L1
L2
L3
L1C
L2C
Ry[1]
PL[1]
KM[1]
SA[1]
Power
OFF
Power
ON
KM[1]
Ry[1]
KM[2]
SA[2]
KM[1]
B2
B3
B1
(For alarm
display)
P1
P2
ALM-
ALM+
8
9
D[1]
+24V
0V
CN1
N
Ry[1]
QF[1]:
SA[1]:
SA[2]:
SA[3]:
FLT[1]:
KM[1]:
KM[2]:
Ry[1]:
PL[1]:
D[1]:
Circuit Breaker
Surge Absorber 1
Surge Absorber 2
Surge Absorber 3
Noise Filter
Magnetic Contactor 1
(for control power supply)
Magnetic Contactor 2
(for main circuit power supply)
Relay
Indicator Lamp
Flywheel Diode
It is recommended to
connect L2 and L3 in parallel
to one phase of the power
supply to ensure the safety
of equipment operation.
[
NOTE
]: when using single-phase AC power for ED3S-15A* drivers, reduce the load factor rating to 80%.