YASKAWA SGD7S Product Manual page 105

• 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: Molded-case circuit breaker
1FLT: Noise Filter
1KM: Magnetic Contactor (for control power supply)
2KM: Magnetic Contactor (for main circuit power supply)
SERVOPACK
2KM
1KM
(For servo alarm
display)
1Ry
1PL
Servo power
OFF
1KM
1SA
2KM
1Ry
2SA
1Ry:
1PL:
1SA:
2SA:
3SA:
1D:
4.3 Wiring the Power Supply to the SERVOPACK
4.3.4 Power Supply Wiring Diagrams
L1
L2
L1C
L2C
B1/
+24 V
B2
CN1
1Ry
3 ALM +
−
ALM
4 1D 0 V
Relay
Indicator lamp
Surge Absorber
Surge Absorber
Surge Absorber
Flywheel diode
4
4-21