Power Supply Wiring Diagrams - YASKAWA SGD7S Product Manual

4.3 Wiring the Power Supply to the SERVOPACK

4.3.4 Power Supply Wiring Diagrams

4.3.4

Power Supply Wiring Diagrams

Using Only One SERVOPACK
• Wiring Example for Three-Phase, 200-VAC Power Supply Input: SGD7S-R70A, -R90A,
-1R6A, -2R8A, -3R8A, -5R5A, -7R6A, -120A, -180A, -200A, or -330A
• Wiring Example for Three-Phase, 200-VAC Power Supply Input: SGD7S-470A, -550A,
-590A, and -780A
4-16
R S T
1QF
3SA
1FLT
2KM
1Ry
Servo power Servo power
ON OFF
1KM
1KM 1Ry
*
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.
R S T
1QF
3SA
1FLT
2KM
1Ry
Servo power Servo power
ON OFF
1KM
1Ry
1KM
SERVOPACK
L1
L2
L3
1KM
L1C
L2C
B1/
(For servo alarm
B2
*
display)
B3
1
1PL
2
1KM
1SA
1QF: Molded-case circuit breaker
2KM
1FLT: Noise Filter
1KM: Magnetic Contactor
(for control power supply)
2KM: Magnetic Contactor
2SA
(for main circuit power supply)
SERVOPACK
L1
L2
L3
1KM
L1C
L2C
B1/
(For servo alarm
B2
display)
1
1PL
2
1KM
1SA Regenerative
Resistor Unit
2KM
1QF: Molded-case circuit breaker
2SA 1FLT: Noise Filter
1KM: Magnetic Contactor
(for control power supply)
2KM: Magnetic Contactor
(for main circuit power supply)
+24 V
CN1
1Ry
3 ALM +
−
ALM
1D
4 0 V
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
1Ry: Relay
1PL: Indicator lamp
1SA: Surge Absorber
2SA: Surge Absorber
3SA: Surge Absorber
1D: Flywheel diode