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3.2 Servopack Internal Block Diagrams
3 -11
3.2.8 11.0 kW and 15.0 kW 400-V Models
+10
%
--
15
%
FU1
1
2
B1 B2
FAN1
12
V
AC Servomotor
1KM
XX3
P
N
R
S
T
L1
L2
L3
XX1
XX2
CHARGE
P
N
U
V
W
RY1
I/O
A/D
PG
ASIC
CPU
L1C FU2
CN2
CN8
CN1
U
V
W
POWER
CN10
CN5
CN3
12
V
+5
V
+15
V
+7.5
V
+5
V
0
V
4 circuits
2RY
1KM
2RY
CT1
CT2
--
+
SCR1
Three-phase
380 to 480 V
(50/60Hz)
Noise filter
DC/DC
con-
verter
Voltage
Control power
+24 VDC
(not provided)
Sensor
Relay drive
Voltage
Sensor
Gate drive
Interface
Gate
drive
Gate drive over-
current protector
Voltage
Sensor
(PWM control, etc.)
(position/speed
calculation, etc.)
Power
OFF
Power
ON
Open during
Servo alarm (1RY)
Surge
suppressor
AC power supply
(100/200 V)
Analog monitor
output for su-
pervision
Digital Operator
personal computer
Connector for
option unit
High speed
diode
Monitor display
Analog voltage
converter
PG output
Reference pulse input
Speed and torque
reference input
Sequence I/O
Regenerative Resistor (option)
C1
C2
For battery connection
1KM
3
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