4 typical main circuit wiring examples – Yaskawa Σ-II Series User Manual
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10.4 Typical Main Circuit Wiring Examples
Only qualified personnel should perform the wiring. Design the circuit so that the main cir-
cuit power supply turns OFF at emergency stop.
Single-phase, 100/200 V
* 1. These circuits are power lines, separated by the protecting separator.
Do not touch these terminals when the power is ON to avoid electric
shock.
* 2. These circuits are SELV circuits and are separated from all other cir-
cuits by double and reinforced insulation. The CN1 input signal is
available for sink or source circuits.
Note: Customers must purchase a 24-VDC power supply with a double-
shielded enclosure.
L1
L1C
SERVOPACK
Other
connectors
SGDH-
BE
SGDH-
AE
SGDM-
BD/BDA
SGDM-
AD/ADA
U
V
∗1
∗2
W
M
PG
ALM−
0 V
24
1Ry
ALM+
1D
1KM
1Ry
(For servo
alarm display)
1KM
1SUP
1Ry
1KM
L2
B1
B2
+
1
L2C
Main circuit
power supply
Main circuit
power supply
CN2
CN1
1QF
R
T
1PL
FIL
+24V
: Indicator lamp
: Surge absorber
: Flywheel diode
1PL
1SAB
1D
1QF
FIL
1KM
1Ry
: Molded-case circuit breaker
: Noise filter
: Magnetic contactor
: Relay
+
2
OFF
ON