Mitsubishi Electric MELSERVO-J2S Series Transition Handbook page 206

Part 5: Review on Replacement of MR-J2S-30 kW or Higher Capacity Models with MR-J4-DU_
(2) Use of the MT-BR5-(H) resistor unit
(a) When connecting one converter unit to one brake unit
1) When the magnetic contactor drive output is enabled
(Note 5)
MCCB
(Note 1)
Power
supply
(Note 8)
converter unit
Drive unit
malfunction
malfunction
RA1 RA2
Converter unit
TE2-2
CNP1
L+
MC1 1
L-
MC2 2
(Note 2)
P1
MC
P2
L1
CN1
L2
1
DICOM
L3
5
DOCOM
L11
6
L21
DICOM
(Note 8)
2 ALM
7 EM1
TE2-1
9
DOCOM
L+
(Note 9)
L-
Emergency stop
Operation ready
switch
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 - 45
RA3
OFF/ON
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
SK
RA3
A
B
C