Mitsubishi Electric MELSERVO-J4 series Instruction Manual page 300

11. Options and peripheral devices
(2) MR-RB30/MR-RB31/MR-RB32/MR-RB3N/MR-RB34-4/MR-RB3M-4/MR-RB3G-4/MR-RB3U-4
7
10 90
100
(3) MR-RB50/MR-RB51/MR-RB5N/MR-RB54-4/MR-RB5G-4/MR-RB5U-4
Cooling fan mounting
screw (2-M3 screw)
On opposite side
49 82.5
2.3
200
B
Cooling fan mounting
screw (2-M4 screw)
101.5 82.5
A
318
B
Air intake
7 × 14
slotted hole
7
12
A 108
120
[Unit: mm]
MR-RB30
MR-RB31
MR-RB32
MR-RB3N
MR-RB34-4
MR-RB3M-4
MR-RB3G-4
MR-RB3U-4
[Unit: mm]
Air
intake
MR-RB50
MR-RB51
MR-RB5N
Approx. 30
MR-RB54-4
8
MR-RB5G-4
MR-RB5U-4
11 - 19
Terminal block
P
C
G3
G4
Terminal screw size: M4
Tightening torque: 1.2 [N•m]
Mounting screw
Screw size: M6
Tightening torque: 5.4 [N•m]
Variable
Regenerative
dimensions
option
A B
17 335
23 341
Terminal block
P
C
G3
G4
Terminal screw size: M4
Tightening torque: 1.2 [N•m]
Mounting screw
Screw size: M6
Tightening torque: 5.4 [N•m]
Variable
Regenerative
dimensions
option
A B
17 217
23 223
Mass
[kg]
2.9
Mass
[kg]
5.6