YASKAWA SGD7S Product Manual page 102

4.3 Wiring the Power Supply to the SERVOPACK
4.3.4 Power Supply Wiring Diagrams
• Wiring Example for Single-Phase, 200-VAC Power Supply Input
4-18
R T
1QF
3SA
1FLT
2KM
1Ry
Servo power Servo power
ON OFF
1KM
1Ry
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
L1
L2
L3
1KM
L1C
L2C
B1/
(For servo alarm
B2
*
display)
B3
1
1PL
2
1KM
1SA
2KM
2SA
1Ry: Relay
1PL: Indicator lamp
1SA: Surge Absorber
2SA: Surge Absorber
3SA: Surge Absorber
1D: Flywheel diode
+24 V
CN1
1Ry
+
3 ALM
−
ALM
4 1D 0 V