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Sigma II User's Manual
3.2.2
0.5kW to 1.5kW (200V) Models
Three-phase
+10%
200 to 230 V
-15%
(50/60Hz)
Noise filter
IMC
L1
XX1
L2
L3
XX2
L1C
L2C
Power
Power
ON
OFF
1MC
Open during servo
(5RY)
alarm
3.2.3
2.0 kW and 3.0kW (200V) Models
Single-phase
+10%
200 to 230 V
-15%
(50/60Hz)
Noise filter
IMC
L1
XX1
L2
L3
XX2
L1C
L2C
Power
Power
ON
OFF
1MC
1MC
Surge
suppressor
Open during servo
(5RY)
alarm
RY1
FU1
P
+
R
C1
XX3
-
S
T
N
Voltage
Sensor
+
+
~
DC/DC
con
-
-
~
-
verter
1MC
Surge
Monitor display
suppressor
Analog voltage
converter
Connection
Analog monitor
for optional
output for
board
supervision
FU1
P
+
R
C1
XX3
-
S
T
RY1
N
Voltage
Sensor
+
~
+
DC/DC
-
con
~
-
verter
-
Monitor display
Analog voltage
converter
Analog monitor
Connection
output for
for optional
supervision
board
B1 B2 B3
R2
P
CHARGE
N
Gate drive over
Voltage
current protector
Relay drive
Gate drive
Sensor
Interface
+5V
PWM
generator
+15V
Digital cur
+5V
rent amp
+12V
Current
reference
calculation
0V
POWER
Serial port
CN5
CN3
Serial port
Digital monitor
personal computer
B1 B2 B3
P
CHARGE
N
Gate drive over
current protector
Voltage
Relay drive
Gate drive
Sensor
Interface
+5V
PWM
generator
+15V
Digital cur
+5V
rent amp
+12V
Current
reference
0V
calculation
POWER
Serial port
CN5
CN3
Serial port
Digital monitor
personal computer
3-6
Chapter 3: Wiring
FAN1
+12V
D2 D3 D4
U
U
V
V
W
W
THS1
CN2
*0.5 to 1.0 kW 200-V
models
Current
ASIC
Sensor
For battery
CN8
connection
PG signal
Divider
processing
CN1
Reference pulse
PG output
processing
Reference pulse input
Speed and torque ref
A/D
Position
erence input
control
Speed
control
I/O
Sequence I/O
CPU
FAN1
+12V
U
U
V
V
W
W
DB
~~~
+
-
CN2
Gate drive
Current
Sensor
For battery
ASIC
CN8
connection
PG signal
Divider
processing
CN1
Reference pulse
PG output
processing
Reference pulse input
Speed and torque ref
A/D
Position
erence input
control
Speed
control
I/O
Sequence I/O
CPU
AC Servomotor
PG
AC Servomotor
PG
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