YASKAWA SGD7S Product Manual page 103

• Wiring Example for DC Power Supply Input: SGD7S-R70A, -R90A, -1R6A, -2R8A, -3R8A,
-5R5A, -7R6A, -120A, -180A, and -200A
R S T
1QF
3SA
1FLT
Servo power
ON
1KM
1KM
1QF: Molded-case circuit breaker
1FLT: Noise Filter
1KM: Magnetic Contactor
2KM: Magnetic Contactor
*
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.
2KM
1FU
AC/DC
2FU
1KM
AC/DC
(For servo alarm
display)
1Ry
1PL
*
Servo power
OFF
1KM
1SA
2KM
1Ry
2SA
(for control power supply)
(for main circuit power supply)
4.3 Wiring the Power Supply to the SERVOPACK
4.3.4 Power Supply Wiring Diagrams
SERVOPACK
+
B1/
2
L1C
L2C
+24 V
CN1
1Ry
3
ALM +
L1
L2
L3
4
- 1D 0 V
ALM
B2
B3
1
1FU: Fuse
2FU: Fuse
1Ry: Relay
1PL: Indicator lamp
1SA: Surge Absorber
2SA: Surge Absorber
3SA: Surge Absorber
1D: Flywheel diode
4
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