Yaskawa Sigma II Series Servo System - Manual (Page 48)

Sigma II User’s Manual Chapter 3: Wiring
3 - 10
3.2.6 5.0kW (400V) Models
3.2.7 6.0kW to 7.5kW, 400V Models
POWER
Analog voltage
converter
Monitor display
Line filter
+
_
DC/DC
converter
Interface
Relay
drive
Voltage
sensor
Gate
drive
Voltage
sensor
CHARGE
Voltage
sensor
Relay
drive
I/O
A/D
Gate drive over-
current protector
Control power
+24V
DC (not provided)
L1 BA1 BA3
L2
L3
BA2
1MC
1
2
R
S
T
N
P
FU1
B1 B3 B2
P
FAN1
±12V AC servomotor
U
SCR1
w
V
PG
CN2
DB
RLY2
U
W
V
N
C2
C1
+
—
+
—
RY1
+ —
+ —
+24V
FU1
+7.5V
BA2
+15V x 4 circuits
+5V
+12V
ASIC
(PWM control,
etc.)
CN8
CN1
Reference
pulse input
For battery
connection
PG
output
Speed and torque
reference input
Sequence I/O
(position/speed
calculation, etc.)
CPU
+5V
0V
AC power supply
100/200V Open during
servo alarm (1RY) Power
OFF
Power
ON
0V
1MC
2RY High-speed
diode
Surge
suppressor
CN10
Connector for
optional
unit personal computer
Digital
operator
CN3
Analog monitor
output for supervision
CN5
+10%
-15%
Three-phase
380 to 480V
(50\60Hz)
`
XX3 XX1
XX2
L1
L2
L3
1MC
Noise filter
2
1
RLY1
P
N
R
S
T
FAN1
±12V
W
V
U
AC servomotor
CN2
PG
+
-
DC/DC
converter
Analog voltage
converter
ASIC
(PWM control, etc.)
CPU
(position/speed
calculation, etc.)
Monitor display
CN8
CN1
+5V
0V
POWER
24V
0V
FU2
+
-
+
-
Voltage
sensor
1MC
Surge suppressor
AC power supply
(100/200V)
Interface
A/D
I/O
`
`
+ -
Control power
+24V DC (not provided)
Power
OFF
Power
ON
2RY
2RY
Open during
servo alarm (1RY)
+
-
High speed
diode
For battery
connection
PG output
Speed and torque
reference input
Sequence I/O
Reference pulse
input
Regenerative resistor (optional)
Voltage
sensor
B1 B2
CHARGE
FU1
+
-
Gate drive over-
current protection
W
V
U
P
N
- +
DB
RLY2
+
-
+
-
+
-
+
-
C2
C1
CT2
CT1
Relay
drive
+7.5V
+15V (x 4 circu its)
+5V
±12V
Relay drive Voltage
sensor Gate drive
CN10
Connector for
optional unit
CN5
Analog monitor
output for supervision personal computer
Digital operator
CN3
+10%
-15%
Three-phase
380 to 480V
(50\60Hz)