Mitsubishi Electric Melservo-J3 Series MR-J3-B Instruction Manual page 395

13. SERVO AMPLIFIERS WITH A LARGE CAPACITY (30k TO 55kW)
(4) Outline dimension drawings
(a) FR-BU2- (H) brake unit
FR-BU2-55K
FR-BU2-H55K, H75K
(b) FR-BR- (H) resistor unit
2- 5hole
(Screw size: M4)
6
Control circuit
terminal
Main circuit
terminal
(35)
Note. Ventilation ports are provided on both sides and the top. The bottom is open.
Resistor unit
200V
FR-BR-55K
class
400V
FR-BR-H55K
class
5
158 6
170
2- C
C
C
(35)
W1 1
W 5
W W1 H H1
480 410 700 620
480 410 700 620
13 - 98
[Unit: mm]
Rating
plate
18.5
52 72
142.5
[Unit: mm]
(Note)
(Note)
A hanging bolt is placed on two locations
(Indicated below).
Hanging bolt
204
H2 H3 D D1 C
40 670 450 3.2 12
20 670 450 3.2 12
5
Approximate
mass [kg]
70
70