Mitsumi electronic MR-J3- A Manual De Usuario
15 - 31
15. SERVO AMPLIFIERS WITH A LARGE CAPACITY (30k TO 55kW)
15.3.3 Terminal
Refer to section 15.7 for the terminal block arrangement and signal layout.
(1) Converter unit
(1) Converter unit
Connection target
(Application)
Abbreviation
(Note)
Terminal block
Description
MR-J3-CR55K MR-J3-CR55K4
Main circuit power supply
L
1
L
2
L
3
TE1-1
Connect 3-phase 200 to
230VAC, 50/60Hz to L
230VAC, 50/60Hz to L
1
, L
2
, L
3
.
Connect 3-phase 380 to
480VAC, 50/60Hz to L
480VAC, 50/60Hz to L
1
, L
2
, L
3
.
Control circuit power supply
L
11
L
21
TE3
Connect 1-phase 200 to
230VAC, 50/60Hz.
230VAC, 50/60Hz.
Connect 1-phase 380 to
480VAC, 50/60Hz.
480VAC, 50/60Hz.
Power factor improving
DC reactor
P
1
P
2
TE1-2
When using the power factor improving DC reactor, connect it after
removing the connection plate across P
removing the connection plate across P
1
-P
2
.
Regenerative brake
P
2
C
TE1-2
Connect to the P
2
and C terminals of the regenerative option.
DC link
L
L TE2-2
Connect to the L , L terminals of the drive unit.
Use the connection bar, which is supplied with the drive unit, to
connect.
Use the connection bar, which is supplied with the drive unit, to
connect.
Grounding
PE
Connect this terminal to the protective earth (PE) terminals of the
servo motor and control box for grounding.
servo motor and control box for grounding.
Note. The permissible tension applied to any of the terminal blocks TE1-1, TE1-2, TE2-2 is 350[N].
(2) Drive unit
Connection target
(Application)
Abbreviation
(Note)
Terminal block
Description
MR-J3-DU30KA
MR-J3-DU37KA
MR-J3-DU30KA4 to
MR-J3-DU55KA4
Control circuit power supply
L
11
L
21
TE3
Connect 1-phase 200 to
230VAC, 50/60Hz.
230VAC, 50/60Hz.
Connect 1-phase 380 to
480VAC, 50/60Hz.
480VAC, 50/60Hz.
L L power supply input
L
L TE2-1
Connect to the L and L terminals of the converter unit.
Use the connection bar, which is supplied with the drive unit, to
connect.
Use the connection bar, which is supplied with the drive unit, to
connect.
Servo motor power
U V W
TE1
Connect to the servo motor power terminals (U, V, W).
Grounding
PE
Connect this terminal to the protective earth (PE) terminals of the
servo motor and control box for grounding.
servo motor and control box for grounding.
Note. The permissible tension applied to any of the terminal blocks TE1, TE2-1 is 350[N].