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5. SPECIFICATIONS
HC-MFS Series
(ultra low inertia
small capacity)
HC-KFS Series
(low inertia small capacity)
Servo Motor
Item
053 13 23 43 73 053 13 23 43 73
MR-J2S- A/B/CP/
CL
10 10 20 40 70 10 10 20 40 70
Applicable servo
amplifier/drive unit
MR-J2M-
DU 10 10 20 40 70 10 10 20 40 70
Rated output [kW] 0.05 0.1 0.2 0.4 0.75 0.05 0.1 0.2 0.4 0.75
[N m] 0.16 0.32 0.64 1.3 2.4 0.16 0.32 0.64 1.3 2.4
Continuous
running duty
(Note 1
11)
Rated
torque
[oz
in] 22.7 45.3 90.7 184 340 22.7 45.3 90.7 184 340
Rated speed (Note 1) [r/min] 3000 3000
Maximum speed [r/min] 4500 4500
Instantaneous permissible speed [r/min] 5175 5175
[N m] 0.48 0.95 1.9 3.8 7.2 0.48 0.95 1.9 3.8 7.2
Maximum torque
[oz
in] 68.0 135 269 538 1020 68.0 135 269 538 1020
Power rate at continuous rated torque
[kW/s]
13.47 34.13 46.02 116.55 94.43 4.78 12.1 15.8 36.7 37.7
J[10
4
kg m
2
] 0.019 0.03 0.088 0.143 0.6 0.053 0.084 0.260 0.460 1.51
Inertia moment
(Note 3)
WK
2
[oz in
2
] 0.104 0.16 0.48 0.78 3.28 0.29 0.459 1.422 2.515 8.26
Recommended ratio of load inertia moment to
servo motor shaft inertia moment (Note 2)
30 times or less
15 times or
less
24
times
or less
22
times
or less
15
times
or less
Servo amplifier's
built-in regenerative
resistor
(Note 5) (Note 5) (Note 5) 1010 400 (Note 5) (Note 5) (Note 5) 220 190
MR-RB032(30W) (Note 5) (Note 5) (Note 5) 3000 600 (Note 5) (Note 5) (Note 5) 660 280
MR-RB12(100W) (Note 5) (Note5) 2400 (Note 5) 2200 940
Regenerative
brake duty
[times/min]
(Note 4
15)
MR-J2S
series
MR-RB32(300W)
(Note5) 2800
Power supply capacity
Refer to "Power supply equipment capacity and generated loss of servo amplifiers"
in Servo Amplifier Instruction Manual.
Rated current [A] 0.85 0.85 1.5 2.8 5.1 0.83 0.71 1.1 2.3 5.8
Maximum current [A] 2.6 2.6 5 9 18 2.5 2.2 3.4 6.9 18.6
Speed/position detector
Encoder common to absolute position
and incremental detection systems
(Resolution per servo motor 1 rotation :
131072 pulse/rev)
Encoder common to absolute position
and incremental detection systems
(Resolution per servo motor 1 rotation :
131072 pulse/rev)
Accessories
Insulation class Class B Class B
Structure
Totally-enclosed, self-cooled
(protection type: IP55 (Note 6,12))
Totally-enclosed, self-cooled
(protection type: IP55 (Note 6,12))
Environmental conditions (Note 7) Refer to section 2.1 Refer to section 2.1
[kg] 0.4 0.53 0.99 1.45 3.0 0.40 0.53 0.99 1.45 3.0
Mass (Note 3)
[lb] 0.88 1.17 2.18 3.20 6.61 0.882 1.168 2.18 3.20 6.61