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5 CHARACTERISTICS
5.2 Power supply capacity and generated loss
Generated loss
Servo amplifier generated heat
The following tables indicate the losses generated by servo amplifiers under rated load. For thermal design of an enclosed
type cabinet, use the values in the tables in consideration for the worst operating conditions. The actual amount of generated
heat depends on the frequency of operation and will be between the "At rated output" and "At servo-off" values.
■
200 V class
• 1-axis servo amplifier
• Multi-axis servo amplifier
*1 The values stated for heat generated by the servo amplifier do not take into account the heat generated during regeneration. To
calculate heat generated by the regenerative option, refer to the following.
■
400 V class
*1 The values stated for heat generated by the servo amplifier do not take into account the heat generated during regeneration. To
calculate heat generated by the regenerative option, refer to the following.
Servo amplifier
Servo amplifier-generated heat [W]
Area required for heat
dissipation [m
2
]
At rated output
At servo-off
MR-J5-10_
25
15
0.5
MR-J5-20_
25
15
0.5
MR-J5-40_
35
15
0.7
MR-J5-60_
40
15
0.8
MR-J5-70_
50
15
1.0
MR-J5-100_
50
15
1.0
MR-J5-200_
90
20
1.8
MR-J5-350_
130
20
2.6
MR-J5-500_
195
25
3.9
MR-J5-700_
300
25
6.0
Servo amplifier
Servo amplifier-generated heat [W]
At rated output
At servo-off
MR-J5W2-22G_
Connected to one axis: 30
Connected to two axes: 40
20
MR-J5W2-44G_
Connected to one axis: 40
Connected to two axes: 60
20
MR-J5W2-77G_
Connected to one axis: 55
Connected to two axes: 90
20
MR-J5W2-1010G_
Connected to one axis: 55
Connected to two axes: 90
20
MR-J5W3-222G_
Connected to one axis: 35
Connected to two axes: 45
Connected to three axes: 55
25
MR-J5W2-444G_
Connected to one axis: 45
Connected to two axes: 65
Connected to three axes: 85
25
Servo amplifier
Servo amplifier-generated heat [W]
Area required for heat
dissipation [m
2
]
At rated output
At servo-off
MR-J5-60_4_
40
18
0.8
MR-J5-100_4_
60
18
1.2
MR-J5-200_4_
90
20
1.8
MR-J5-350_4_
160
20
2.7
Summary of Contents for MELSERVO-J5 MR-J5-G Series
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