sh030051g.pdf - 第310页

13 - 9 13. SERVO AMPLIFIERS WI TH A LARGE CAPACITY ( 30k TO 55kW ) 13.1.5 Combinations of converter u n its, drive unit and servo motors The following tables indicate the combinations of the converter units, driv e unit …

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13 - 8
13. SERVO AMPLIFIERS WITH A LARGE CAPACITY
(
30k TO 55kW
)
13.1.4 Model definition
(1) Rating plate
Serial number
POWER
MITSUBISHI
AC SERVO
MADE IN JAPAN
MODEL
MR-J3-CR55K
MITSUBISHI ELECTRIC CORPORATION
AC SERVO
PASSED
Applicable power supply
Capacity
Model
Rated output current
: 55kW
:
: A5*******
POWER
: AC200V-230V 50/60HzINPUT
OUTPUT
SERIAL
(2) Model
(a) Converter unit
3-phase 380 to 480VAC
3-phase 200 to 230VAC
Series
Rated output: 55kW
Symbol Power supply
None
4
Power supply
Indicates converter unit.
(b) Drive unit
SSCNET interface
37K
Symbol Power supply
Series
None
4
Symbol
Rated output [kW]
30K 30
Rated output
37
200V class
400V class
Power supply
45K 45
55K 55
37
30
Indicates drive unit.
3-phase 380 to 480VAC
3-phase 200 to 230VAC
13 - 9
13. SERVO AMPLIFIERS WITH A LARGE CAPACITY
(
30k TO 55kW
)
13.1.5 Combinations of converter units, drive unit and servo motors
The following tables indicate the combinations of the converter units, drive unit and servo motors.
(1) 200V class
Converter unit Drive unit
Servo motor
HA-LP
1000r/min 1500r/min 2000r/min
MR-J3-CR55K
MR-J3-DU30KB 30K1 30K1M 30K2
MR-J3-DU37KB 37K1 37K1M 37K2
(2) 400V class
Converter unit Drive unit
Servo motor
HA-LP
1000r/min 1500r/min 2000r/min
MR-J3-CR55K4
MR-J3-DU30KB4
25K14
30K14
30K1M4 30K24
MR-J3-DU37KB4 37K14 37K1M4 37K24
MR-J3-DU45KB4 45K1M4 45K24
MR-J3-DU55KB4 50K1M4 55K24
13 - 10
13. SERVO AMPLIFIERS WITH A LARGE CAPACITY
(
30k TO 55kW
)
13.1.6 Parts identification
(1) Converter unit (MR-J3-CR55K(4))
POINT
The servo amplifier is shown without the front cover. For removal of the front
cover, refer to section 13.1.7.
Protective earth (PE) terminal ( )
Ground terminal.
L L terminal (TE2-1)
When using brake unit, connect it to this terminal. Do not
connect anything other than the brake unit.
Section 13.3.4
Name/Application
Detailed
explanation
I/O signal connector (CN1)
Used to connect digital I/O signals.
Main circuit terminal block (TE1-1)
Supply main circuit power.
Regenerative option Power factor improving DC reactor
(TE1-2)
Section 13.3.3
Charge lamp
Lit to indicate that the main circuit is charged. While
this lamp is lit, do not reconnect the cables.
L L terminal (TE2-2)
Used to connect to a drive unit using a connection
conductor supplied with drive unit.
Magnetic contactor control connector (CNP1)
Connect to the operation coil of the magnetic contactor.
Display
The 3-digit, seven-segment LED shows the servo status
and alarm number.
For manufacturer setting connector (CN6)
The connector is for manufacturer setting. Although the
shape is similar to analog monitor connector (CN6) of the
drive unit, do not connect anything including an analog
monitor.
Protection coordination connector (CN40)
Connect to CN40A of the drive unit.
Operation section
Used to perform status display, diagnostic, alarm,
parameter and point table setting operations.
MODE UP
DOWN
SET
Section 13.4
For manufacturer setting connector (CN3)
For manufacturer adjustment. Though the shape is similar
to RS-422 communication connector (CN3), do not
connect anything, including a personal computer and MR-
PRU03 parameter unit.
Fixed part
(4 places)
Cooling fan
Used to set data.
Used to change the
display or data in each
mode.
Used to change the
mode.
Control circuit terminal L
11
L
21
(TE3)
Supply control circuit power.
Section 13.1.4
Rating plate
Section 13.9.10