sh030051g.pdf - 第314页

13 - 13 13. SERVO AMPLIFIERS WI TH A LARGE CAPACITY ( 30k TO 55kW ) 13.1.7 Removal and reinstallation of the terminal block cover CAUTION Before removing or installing the front cover, turn off the power and wait for 20 …

100%1 / 424
13 - 12
13. SERVO AMPLIFIERS WITH A LARGE CAPACITY
(
30k TO 55kW
)
(3) Drive unit (MR-J3-DU30KB
MR-J3-DU37KB MR-J3-DU45KB4 MR-J3-DU55KB4)
POINT
This servo amplifier is shown without the front cover. For removal of the front
cover, refer to section 13.1.7.
7
9
6
8
5
4
3
2
1
0
F
E
D
C
B
A
12
ON 4F
SW1
SW2
TEST
fixed part
(4 places)
Cooling fan
Chapter 4
Section 3.2
Section 3.4
Section 11.8
Section 3.13
Section 13.1.4
Section 3.4
Section 11.1
Section 11.9
Chapter 12
Section 3.2
Section 3.4
Section 12.3
Rating plate
Section 13.3.2
SW2
SW1
8
7
6
5
4
3
2
1
0
F
E
D
C
B
A
9
12
Section 13.3.3
Motor power supply terminals (TE1)
Connect to U, V, W of the servo motor.
Display
The 3-digit, seven-segment LED shows the servo
status and alarm number.
Used to set the axis No. of drive unit.
Rotary axis setting switch (SW1)
USB communication connector (CN5)
Connect with the personal computer.
Battery holder
Contains the battery for absolute position data backup.
Encoder connector (CN2)
Used to connect the servo motor encoder.
SSCNET cable connector (CN1B)
Used to connect the rear axis drive unit. For the final axis,
puts a cap.
I/O signal connector (CN3)
Used to connect digital I/O signals.
More over an analog monitor is output
SSCNET cable connector (CN1A)
Used to connect the servo system controller or the front
axis drive unit.
Converter unit connectors (CN40A)
Connect to CN40 of the converter unit.
Battery connector (CN4)
Used to connect the battery for absolute position data
Converter unit connectors (CN40B)
Connect the termination connector (MR-J3-TM).
Name/Application
Detailed
explanation
TE2-2
For manufacturer adjustment. Leave this open.
Control circuit terminal L
11
L
21
(TE3)
Supply control circuit power.
L L terminals (TE2)
Connect to the L L terminals of the converter unit
using the connection conductors supplied.
Test operation select switch (SW2-1)
Used to perform the test operation mode
by using MR Configurator.
Spare (Be sure to set to the "Down"
position).
Protective earth (PE) terminal ( )
Ground terminal.
13 - 13
13. SERVO AMPLIFIERS WITH A LARGE CAPACITY
(
30k TO 55kW
)
13.1.7 Removal and reinstallation of the terminal block cover
CAUTION
Before removing or installing the front cover, turn off the power and wait for 20
minutes or more until the charge lamp turns off. Then, confirm that the voltage
between L
and L is safe with a voltage tester and others. Otherwise, an
electric shock may occur. In addition, always confirm from the front of the servo
amplifier whether the charge lamp is off or not.
(1) MR-J3-CR55K(4), MR-J3-DU30KB, MR-J3-DU37KB, MR-J3-DU45KB4 or MR-J3-DU55KB4
Here, the method for removing and reinstalling the terminal block cover using the figure of converter unit as
an example. For a drive unit, the shape of the main unit is different. However, the removal and reinstallation
of the terminal block can be performed in the same procedure.
(a) How to remove the terminal block cover
D)
A)
C)
B)
Remove the installation screws (A), B), C), D)) on
the four corners of the terminal block cover.
Pull the terminal block cover toward you and
remove it.
13 - 14
13. SERVO AMPLIFIERS WITH A LARGE CAPACITY
(
30k TO 55kW
)
(b) How to reinstall the terminal block cover
A)
B)
C)
D)
1)
2) Mounting screw
1) Put the terminal block cover on and match the
screw holes of the cover fit with those of the
main unit.
2) Install the installing screws into the screw holes
(A), B), C), D)).