4.4.5 Typical Main Circuit Wiring Examples - YASKAWA Sigma-V Series User Manual

4 Wiring and Connection

4.4.5 Typical Main Circuit Wiring Examples

A wiring example is provided below for the multi-winding drive unit, SERVO-
PACKs, and converters.
Power supply:
Three-phase 400 VAC
R S T
1QF
1SA
1FLT
Power supply:
Single-phase 100/200 VAC
3QF
4SA
3FLT
1Ry
Power
supply
ON
3KM
1QF : Molded-case circuit breaker
2QF : Molded-case circuit breaker
3QF : Molded-case circuit breaker
1FLT : Noise filter
2FLT : Noise filter
3FLT : Noise filter
4-22
2QF
1KM
2KM
2FLT
3KM
DC power
supply
24 VDC
2Ry 3Ry 1PL
Power
Computer
supply
3KM
OFF
3KM 5SA
1KM
1Ry 2Ry 3Ry
a b 2SA
1KM : Magnetic contactor for main circuit power supply
2KM : Magnetic contactor for main circuit power supply
3KM : Magnetic contactor for control power supply
1Ry : Relay
2Ry : Relay
3Ry : Relay
Converter
SERVOPACK No. 1
CN101 CN103
CN103
L1 CN901 CN901
L2
L3
P P
N N CN1
B1 B2
32
31
Regenerative
resistor ALM+
ALM-
Converter
SERVOPACK No. 2
CN101 CN103
CN103
L1 CN901 CN901
L2
L3
P P
N N CN1
B1 B2
32 31
Regenerative
resistor
ALM+
ALM-
Multi-winding drive unit
CN7A
CN1
DC24P
DC24N
CN4 CN54 32 31
1Ry
ALM+
Digital
operator
ALM-
2KM
3SA
U
V
W
Dynamic brake unit
DU
DV
DW
CN115
CN6A/B
+24 V
2Ry
Multi-winding
Terminator
2D
drive unit
0 V
(CN41)
U
V
W
Dynamic brake unit
DU
DV
DW
CN115
CN6A/B
+24 V
3Ry
Terminator
Multi-winding
3D
a
drive unit
(CN41)
0 V
b
CN21
CN41A/B
+24 V
1D
0 V
1PL : Indicator lamp 1D
1SA : Surge absorber 2D
2SA : Surge absorber 3D
3SA
: Surge absorber
4SA : Surge absorber
5SA : Surge absorber
A B C
Fan
Servomotor
Thermostat
1
1b
ENC
SERVOPACK
No. 2 (CN6)
SERVOPACK
No. 1 (CN6)
: Flywheel diode
: Flywheel diode
: Flywheel diode