YASKAWA SGD7S series Product Manual page 110

• Wiring Example for DC Power Supply Input: SGD7S-330A, -470A, -550A, -590A, and
-780A
R T
1QF
A
1FLT
ervo power
ON
1KM
1KM
1QF: Molded-ca e circuit breaker
1FLT: Noi e Filter
1KM: Magnetic Contactor
(for control power upply)
2KM: Magnetic Contactor
(for main circuit power upply,
auxiliary contact)
1FU: Fu e, po itive ide
2FU: Fu e, negative ide
1Ry: Relay
2Ry: Relay (for inru h current
uppre ion re i tor witch)
1TRy: Timer relay
1PL: Indicator lamp
1FU
2KM
AC/DC 1R
2FU
1TRy
2Ry
4 A
1KM
AC/DC
(For ervo alarm
di play)
1Ry
1PL
ervo power
OFF
1KM
1 A
2KM
1Ry
2 A
4.3 Wiring the Power Supply to the SERVOPACK
4.3.4 Power Supply Wiring Diagrams
ERVOPACK
+
B1/
2
L1C
L2C
+24 V
CN1
1Ry
1
ALM
+
L1
L2
L
2 −
1D 0 V
ALM
B2
1
+24 V
2Ry
1TRy 0 V
5 A
1 A: urge Ab orber
2 A: urge Ab orber
A: urge Ab orber
4 A: urge Ab orber
5 A: urge Ab orber
1D: Flywheel diode
1R: External inru h current
uppre ion re i tor
4
4-19