YASKAWA SGD7S Product Manual page 113

• Wiring Example for Single-Phase, 200-VAC Power Supply Input
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)
*
You do not have to connect B2 and B3 for the following models: SGD7S-R70A, SGD7S-R90A, SGD7S-
1R6A, and SGD7S-2R8A. Do not connect them.
SERVOPACK
2KM
1KM
(For servo alarm
*
1Ry display)
1PL
Servo power
OFF
1KM
1SA
2KM
1Ry
2SA
1Ry: Relay
1PL: Indicator lamp
1SA: Surge Absorber
2SA: Surge Absorber
3SA: Surge Absorber
1D: Flywheel diode
4.3 Wiring the Power Supply to the SERVOPACK
4.3.4 Power Supply Wiring Diagrams
L1
L2
L3
L1C
L2C
B1/
+24 V
B2
CN1
1Ry
+
3 ALM
B3
1
2
−
ALM
1D
4 0 V
4
4-17