146
7 HK-ST SERIES
7.1 Standard specifications
Series HK-ST_4_W (Medium inertia/medium capacity)
Flange size □176
Rotary servo motor model HK-
ST
2024W(B) 3524W(B) 5024W 7024W
Power supply capacity Refer to "Power supply capacity and generated loss" in the following manual.
MR-J5 User's Manual (Hardware)
Power supply voltage [V] 200 V AC (3-phase 200 V AC to 240 V AC)
Continuous
running duty
*1
Rated output [kW] 1.2 2.0 3.0 4.2
Rated torque [N•m] 11.5 19.1 28.6 40.1
Maximum torque
*8
[N•m] 40.1 57.3 (66.8) 85.9 120
Rated speed
*1
[r/min] 1000
Maximum speed
*1
[r/min] 2000 1500 2000 1500
Power rate at
continuous rated
torque [kW/s]
Standard 36.1 68.0 116 153
With an
electromagnetic
brake
31.7 62.3 108 146
Rated current [A] 6.0 9.0 16 17
Maximum current
*8
[A] 24 32 (37) 52 60
Moment of inertia
J [× 10
-4
kg•m
2
]
Standard 36.4 53.6 70.8 105
With an
electromagnetic
brake
41.4 58.6 75.8 110
Recommended load to motor inertia
ratio
*2
23 times or less
Speed/position detector 26-bit encoder common to batteryless absolute position and incremental systems
(resolution per rotary servo motor revolution: 67108864 pulses/rev)
Oil seal
*7
×
Insulation class 155 (F)
Structure Totally enclosed, natural cooling (IP rating: IP67)
*3*14
Vibration resistance
*4
[m/s
2
] X: 24.5, Y: 49 X: 24.5, Y: 29.4
Vibration rank
*5
V10
Permissible load
for the shaft
*6*13
L [mm] 79
Radial [N] 2058
Thrust [N] 980
Mass [kg]
*12
Standard12151824
With an
electromagnetic
brake
17 20 23 29
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