Part 5: Review on Replacement of MR-J2S-30 kW or Higher Capacity Models with MR-J4-DU_
2) When the magnetic contactor drive output is disabled
Drive unit
malfunction
(Note 5)
MCCB
(Note 1)
Power
supply
(Note 8) (Note 8)
Converter unit
malfunction
RA1
RA2
Converter unit
TE2-2
L+
L-
(Note 2)
MC
L1
P1
L2
P2
L3
CN1
L11
1
DICOM
L21
5
DOCOM
6
DICOM
CNP1
MC1
1
2
ALM
MC2
2
7
EM1
TE2-1
9
DOCOM
L+
(Note 9)
L-
Operation ready
Emergency stop
switch
OFF
Drive unit
L+
L-
(Note 3)
24 V DC
CN3
15
ALM
10
RA2
DICOM
5
DICOM
3
DOCOM
20
EM2
Plate
L11
L21
5 - 47
ON
MC
MC
SK
(Note 12)
RA1
24 V DC
(Note 11)
SD
Main circuit
power supply
MT-BR5-(H)
(Note 6)
TH1
P
TH2
PR
FR-BU2-(H)
PR
MSG
P/+
SD
(Note 4)
N/-
BUE
(Note 10)
(Note 7)
SD
RA3
SK
RA3
A
B
C