Mitsumi electronic MR-J3- A Manual De Usuario
15 - 10
15. SERVO AMPLIFIERS WITH A LARGE CAPACITY (30k TO 55kW)
15.1.6 Parts identification
(1) Converter unit (MR-J3-CR55K(4))
POINT
The servo amplifier is shown with the terminal block cover removed. For removal
of the front cover, refer to section 15.1.7.
of the front cover, refer to section 15.1.7.
Protective earth (PE) terminal ( )
Ground 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.
When using brake unit, connect it to this terminal. Do not
connect anything other than the brake unit.
Section 15.3.1
Section 15.3.5
Section 15.3.5
Name/Application
Detailed
explanation
I/O signal connector (CN1)
Used to connect digital I/O signals.
Used to connect digital I/O signals.
Main circuit terminal block (TE1-1)
Supply main circuit power.
Supply main circuit power.
Regenerative option Power factor improving DC reactor
(TE1-2)
(TE1-2)
Section 15.3.3
Charge lamp
Lit to indicate that the main circuit is charged. While
this lamp is lit, do not reconnect the cables.
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.
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.
Connect to the operation coil of the magnetic contactor.
Display
The 3-digit, seven-segment LED shows the servo status
and alarm number.
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.
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 setting operations.
Used to perform status display, diagnostic, alarm,
parameter setting operations.
MODE
UP
DOWN
SET
Section 15.4
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.
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)
(4 places)
Cooling fan
Used to set data.
Used to change the
Used to change the
display or data in each
mode.
Used to change the
Used to change the
mode.
Control circuit terminal L
11
L
21
(TE3)
Supply control circuit power.
Section 15.1.4
Rating plate
Section 15.9.10
Section 15.3.5