Chapter 11 Specifications|ASDA-A&A+ Series
11-6 Revision April 2009
11.3 Low Inertia Servo Motor Specifications (ASMTL Series)
100W 200W 400W 750W 1kW 2kW 3kW
Model: ASMTL250
01 02 04 07 10 20 30
Rated output power (kW) 0.1 0.2 0.4 0.75 1.0 2.0 3.0
Rated torque (N-m) 0.318 0.64 1.27 2.39 3.3 6.8 9.5
Maximum torque (N-m) 0.95 1.91 3.82 7.16 9.9 19.2 31.5
Rated speed (r/min) 3000
Maximum speed (r/min) 5000 4500
Rated current (A) 1.1 1.7 3.3 5.0 6.8 13.4 17.5
Maximum current (A) 3.0 4.9 9.3 14.1 18.7 38.4 55
Power rating (kW/s) 34.5 23.0 48.7 51.3 42 98 95.1
Rotor moment of inertia (Kg.m
2
)
(without brake)
0.03E-4 0.18E-4 0.34E-4 1.08E-4 2.6E-4 4.7E-4 11.6E-4
Mechanical time constant (ms) 0.6 0.9 0.7 0.6 1.7 1.2 1.5
Static friction torque (N-m) 0.02 0.04 0.04 0.08 0.49 0.49 0.49
Torque constant-KT (N-m/A) 0.32 0.39 0.4 0.5 0.56 0.54 0.581
Voltage constant-KE
(mV/(r/min))
33.7 41.0 41.6 52.2 58.4 57.0 60.9
Armature resistance (Ohm) 20.3 7.5 3.1 1.3 2.052 0.765 0.32
Armature inductance (mH) 32 24 11 6.3 8.4 3.45 2.63
Electrical time constant (ms) 1.6 3.2 3.2 4.8 4.1 4.5 8.2
Insulation class Class F
Insulation resistance
>100MΩ, DC 500V
Insulation strength AC 1500 V, 50 Hz, 60 seconds
Max. radial shaft load (N) 78.4 196 196 343 490 490 490
Max. thrust shaft load (N) 39.2 68.6 68.6 98 98 98 98
Vibration grade (μm) 15
DC brake power (V) 24 ±10%
Rotor moment of inertia (Kg.m
2
)
(with brake)
0.06E-4 0.28E-4 0.44E-4 1.32E-4 3.1E-4 5.2E-4 14.39E-4
Brake holding torque [Nt-m
(min)]
0.32 1.27 1.27 2.55 9.3 9.3 13.5
Brake power consumption (at
20
o
C) [W]
5 9 9 9.5 17.9 17.9 30
Brake release time [ms (Max)] 20 20 20 50 20 20 20
Brake pull-in time [ms (Max)] 40 50 50 80 90 90 90
Operating temperature
0
o
C
to 40
o
C (32°F to 104°F)
Storage temperature（˚C）
-20
o
C to 70
o
C (-4°F to 158°F)
Operating humidity 20 to 90%RH (non-condensing)
Storage humidity 20 to 90%RH (non-condensing)
Vibration capacity 2.5G
Call 1(800)985-6929 for Sales
Call 1(800)985-6929 for Sales
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