3 Wiring and Connection
3.1.2 Using a Standard Power Supply (Single-phase 100 V, Three-phase 200 V, or Three-phase 400 V)
3-6
Three-phase 200 V, SGDV-
A
• SGDV-R70A, -R90A, -1R6A, -2R8A, -3R8A, -5R5A, -7R6A, -120A, -180A, -200A, -330A
∗
For the SGDV-R70A, -R90A, -1R6A, -2R8A, terminals B2 and B3 are not short-circuited. Do not short-circuit these
terminals.
• SGDV-470A, -550A, -590A, -780A
2KM
L1
ENC
U
V
W
M
0 V
1Ry
+
−
3
4
1D
B2
B3
L2
CN1
1KM
L1C
L3
L2C
1QF
R S T
1FLT
+24 V
1
2
3SA
*
B1/
1PL
1KM
2KM
1SA
2SA
1KM
1Ry
1KM
ALM
ALM
1Ry
1PL: Indicator lamp
1SA: Surge absorber
2SA: Surge absorber
3SA: Surge absorber
1D: Flywheel diode
1QF: Molded-case circuit breaker
1FLT: Noise filter
1KM: Magnetic contactor (for control power supply)
2KM: Magnetic contactor (for main circuit power supply)
1Ry: Relay
SERVOPACK
SGDV-
A
(For servo
alarm display)
supply ON
Servo power
supply OFF
Servo power
2KM
L1
ENC
U
V
W
M
0 V
1Ry
1D
B2
L2
1KM
L1C
L3
L2C
1QF
R S T
1FLT
+24 V
3SA
B1/
1PL
1KM
2KM
1SA
2SA
+
−
3
4
CN1
1KM
1Ry
1KM
ALM
ALM
1Ry
SGDV-
A
Regenerative
resistor unit
(For servo
alarm display)
supply ON
Servo power
supply OFF
Servo power
SERVOPACK
1QF: Molded-case circuit breaker
1FLT: Noise filter
1KM: Magnetic contactor (for control power supply)
2KM: Magnetic contactor (for main circuit power supply)
1Ry: Relay
1PL: Indicator lamp
1SA: Surge absorber
2SA: Surge absorber
3SA: Surge absorber
1D: Flywheel diode