YASKAWA SGD7S Product Manual page 107

• Wiring Example for Single-Phase, 100-VAC Power Supply Input: SGD7S-R70F, -R90F,
-2R1F, or -2R8F
R T
1QF
3SA
1FLT
Servo power
ON
1KM
1KM
1QF:
1FLT:
1KM:
2KM:
2KM
1KM
(For servo alarm
display)
1Ry
1PL
Servo power
OFF
1KM
1SA
2KM
1Ry
2SA
Molded-case circuit breaker
Noise Filter
Magnetic Contactor
(for control power supply)
Magnetic Contactor
(for main circuit power supply)
4.3 Wiring the Power Supply to the SERVOPACK
4.3.4 Power Supply Wiring Diagrams
SERVOPACK
L1
L2
L1C
L2C
B1/
+24 V
CN1
B2
1Ry
+
3 ALM
−
ALM
4 1D
1Ry: Relay
1PL: Indicator lamp
1SA: Surge Absorber
2SA: Surge Absorber
3SA: Surge Absorber
1D: Flywheel diode
0 V
4-19
4