Power Supply Wiring Diagrams - YASKAWA SGD7S-****20A Series Product Manual

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, and -330A
1QF
A
*
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.
• Wiring Example for Three-Phase, 200-VAC Power Supply Input: SGD7S-470A, -550A,
-590A, and -780A
1QF
A
R T
1FLT
2KM
1KM
(For ervo alarm
di play)
1Ry
ervo power ervo power
ON OFF
1KM
1KM 1Ry
R T
1FLT
2KM
1KM
(For ervo alarm
di play)
1Ry
ervo power ervo power
ON OFF
1KM
1Ry
1KM
4.3 Wiring the Power Supply to the SERVOPACK
ERVOPACK
L1
L2
L
L1C
L2C
B1/
B2
CN1
*
ALM
B
1
1PL
2
ALM
4
1KM
1 A
1QF: Molded-ca e circuit breaker
2KM
1FLT: Noi e Filter
1KM: Magnetic Contactor
(for control power upply)
2KM: Magnetic Contactor
2 A
(for main circuit power upply)
ERVOPACK
L1
L2
L
L1C
L2C
B1/
B2
CN1
ALM
1
1PL
2
ALM
4
1KM
1 A Regenerative
Re i tor Unit
2KM
1QF: Molded-ca e circuit breaker
1FLT: Noi e Filter
2 A
1KM: Magnetic Contactor
(for control power upply)
2KM: Magnetic Contactor
(for main circuit power upply)

4.3.4 Power Supply Wiring Diagrams

+24 V
1Ry
+
−
1D 0 V
1Ry: Relay
1PL: Indicator lamp
1 A: urge Ab orber
2 A: urge Ab orber
A: urge Ab orber
1D: Flywheel diode
+24 V
1Ry
+
−
1D 0 V
1Ry: Relay
1PL: Indicator lamp
1 A: urge Ab orber
2 A: urge Ab orber
A: urge Ab orber
1D: Flywheel diode
4
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