Sscnet Interface (Mr-J3W Series) - Mitsubishi Electric MELSERVO-J4 Series Transition Handbook

Part 7: Common Reference Material

2.1.6 SSCNET interface (MR-J3W series)

(1) Comparison of Dimensions
The following table shows comparison of the MR-J3 series and MR-J4 series dimensions.Note that the
number of the mounting screws for 200 W/400 W has been changed. The width, the mounting screw
pitch in vertical directions, and the number of the mounting screws for 750 W/1 kW have also been
changed.
Comparison of dimensions (comparison between the same capacity types) [Unit: mm]
Model
MR-J3 series MR-J4 series
MR-J3W-22B MR-J4W2-22B
MR-J3W-44B MR-J4W2-44B
MR-J3W-77B MR-J4W2-77B
MR-J3W-1010B MR-J4W2-1010B
MR-J3W-0303BN6 MR-J4W2-0303B6
Note. Some have been changed in width.
(2) Comparison dimensions
MR-J3W-22B/MR-J3W-44B
2- 6 mounting hole
60
6
CNP1
CNP2
CNP3A
CNP3B
PE
6
6
48
MR-J3W-77B/MR-J3W-1010B
2- 6 mounting hole
6
CNP1
CNP2
CNP3A
CNP3B
PE
6
MR-J3W-0303BN6
6
2- 6 mounting hole
(68)
MR-J3W03BATSET is mounted.
Height
Model
MR-J3 MR-J4 MR-J3 MR-J4 MR-J3 MR-J4
168 168
168 168
168 168
Approx. 80 195
SW3
6
Approx. 80
195
100
6
88
6
SW3
(80)
30 100
6
CN5
CN3
CN4
CN1A
CN1B
CN2A
CN2B
CNP1
CNP2A
CNP2B
(29)
Width Depth
60 60 195
85
100 195
(Note)
30 30 100
MR-J4W2-22B/MR-J4W2-44B
Lock knob
(Note)
Cooling fan
air intake
MR-J4W2-77B/MR-J4W2-1010B
Lock knob
Cooling fan
air intake
6
6
With MR-BAT6V1SET-A
7 - 50
Mounting screw pitch
MR-J3
156 (Vertical)/
48 (Horizontal)
195
(4 screws)
156 (Vertical)/
88 (Horizontal)
195
(4 screws)
156 (Vertical)
100
(2 screws)
6 mounting hole
60 Approx. 80
6 Cooling fan exhaust
(only with MR-J4W2-44B)
CNP1
CNP2
CNP3A
CNP3B
PE
6
Lock knob
6
6 mounting hole
85 Approx. 80
6
CNP1
CNP2
CNP3A
CNP3B
PE
6
6 73
Lock knob
MR-J4W2-0303B6
Approx. 80
30
CNP1
Approx.
Approx. 51
27.4
MR-J4
156 (Vertical)
(2 screws)
156 (Vertical)/
73 (Horizontal)
(3 screws)
156 (Vertical)
(2 screws)
195
6.2
Air intake
195
Cooling fan exhaust
6.2
Air intake
100