6.2 Troubleshooting
411
6.2.3 Internal Connection Diagram and Instrument Connection
Examples
The DR2 Servopack internal connection diagram and instrument connection examples are
given below.
Refer to these diagrams during inspection and maintenance.
1) Internal Connection Diagram
• 200VAC: 30W to 200W (0.04 HP to 0.53 HP)
100VAV: 30W to 100W (0.04 HP to 0.13HP)
POWER SUPPLY
SINGLE-PHASE
200 TO 230V
OR
SINGLE-PHASE
100 TO 115V
(50/60Hz)
+10%
-15%
+10%
-15%
NOISE
FILTER
POWER
OFF
POWER
ON
1MC
SURGE
SUPPRESSOR
1MC
(1RY)
OPEN AT
SERVO ALARM
FG
DC/DC
CON-
VERTER
ALARM
INDICATION
PRO-
TECTIVE
DETECTION
IN-RUSH CURRENT
PREVENTIVE
CIRCUIT,
REGENERATIVE
PROCESSING
ISO-
LATOR
PWM
REGENERATIVE
CIRCUIT
CURRENT
CONTROL
CIRCUIT
CURRENT
REFERENCE
CURRENT
CONTROL
SPEED
CONTROL
POSITION
CONTROL
SPEED
CALCU-
LATION
RELAY
CURRENT
DETECTION
DB
CIRCUIT
CURRENT
DETECTOR
CHARGE
1MC
L1
L2
L
N
+5V
-5V
PG5V
CPU
PM1
DB1
U
V
W
RED
WHITE
BLUE
GREEN
PG
2CN
4CN
1CN
3CN
FOR LINE PG SIGNALS
(FULL-CLOSED LOOP
SPECIFICATIONS)
FOR I/O SIGNALS
FOR SETTING DEVICE
AC SERVOMOTOR
6
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