Instruction manual

Characteristics Specifications
MELSERVO J2-Super 10 - 3
10.1.2 Heat loss of servo amplifier
Amount of heat generated by the servo amplifier
The following table provides an overview over the power dissipation under rated load:
Servo amplifier Servo motor
Power dissipation
At rated torque [W] At servo off [W]
Servo amplifier 200V
MR-J2S-10B HC-KFS053
25 15
HC-KFS13
25 15
HC-MFS053
25 15
HC-MFS13
25 15
MR-J2S-20B HC-KFS23
25 15
HC-MFS23
25 15
MR-J2S-40B HC-KFS43
35 15
HC-MFS43
35 15
MR-J2S-60B HC-SFS52
40 15
MR-J2S-70B HC-KFS73
50 15
HC-MFS73
50 15
MR-J2S-100B HC-SFS102
50 15
MR-J2S-200B HC-SFS152
90 20
HC-SFS202
90 20
HC-RFS103
50 15
HC-RFS153
90 20
MR-J2S-350B HC-SFS352
130 20
HC-RFS203
90 20
MR-J2S-500B HC-SFS502
195 25
HC-RFS353
135 25
HC-RFS503
195 25
MR-J2S-700B HC-SFS702
300 25
Servo amplifier 400V
MR-J2S-60B4 HC-SFS524
40 15
MR-J2S-100B4 HC-SFS1024
50 15
MR-J2S-200B4 HC-SFS1524
90 20
HC-SFS2024
90 20
MR-J2S-350B4 HC-SFS3524
130 20
MR-J2S-500B4 HC-SFS5024
195 25
MR-J2S-700B4 HC-SFS7024
300 25
Tab. 10-1: Power dissipation under rated load
NOTE
The amount of heat that is lost during the generating operation is not included in the power
dissipation of the servo amplifier in operation. The calculation of the heat loss from the brake
resistor is described in section 7.1.1.