SMK Series DC Servo Motor (DC48V)
Product Model
SMK40S-0010-30Q■K-5DSA
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SMK60S-0020-30Q■K-5DSA
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SMK60S-0040-30Q■K-5DSA
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SMK80S-0075-30Q■K-5DKA
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SMK80S-0100-30Q■K-5DKA
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SMK60D-0020-30Q■K-5DCU
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SMK80D-0040-30Q■K-5DCU
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SMK60D-0040-30Q■K-5DC□
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SMK80D-0075-30Q■K-5DC□
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SMK80D-0100-30Q■K-5DC□
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SMK80D-0120-30Q■K-5DCU
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SMK80S-0150-30Q■K-5DCU
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Electrical Specifications
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Rated line voltage U（V）
48
48
48
48
48
48
--
48
--
--
--
--
Rated power Pn(W)
100
200
400
750
1000
200
--
400
--
--
--
--
Rated torque Tn(Nm)
0.32
0.64
1.27
2.39
3.18
0.64
--
1.27
--
--
--
--
Rated speed Nn (rpm)
3000
3000
3000
3000
3000
3000
--
3000
--
--
--
--
Rated current In(A)
2.74
5.7
10.6
19.2
25.8
5.9
--
10
--
--
--
--
MAX torqueTm(Nm)
1.11
1.92
3.81
7.17
9.54
1.92
--
3.81
--
--
--
--
MAX current Im（A）
9.87
18.2
33.9
62.7
81
18.9
--
32
--
--
--
--
Electrical time constantτe(ms)
0.65
1.96
2.03
3.64
3.79
1.64
--
1.89
--
--
--
--
Mechanical time constant 1τm(ms)
0.9
1.3
0.98
0.687
0.63
1.52
--
1.03
--
--
--
--
Mechanical time constant 2τm(ms)
0.9(with brake)
1.33(with brake)
1(with brake)
0.736(with brake)
0.66(with brake)
1.55(with brake)
--
1.05(with brake)
--
--
--
--
EMF constant Ke (V/krpm)
7.737
7.5
8
8.3
8.23
7
--
8.5
--
--
--
--
Torque constant Kt (Nm/A)
0.128
0.124
0.132
0.137
0.136
0.12
--
0.14
--
--
--
--
Rotor moment of inertia 1 Jm(Kg•cm2)
0.044
0.17
0.31
0.85
1.16
0.21
--
0.43
--
--
--
--
Rotor moment of inertia 2 Jm(Kg•cm2)
0.046
(with brake）
0.174
(with brake）
0.314
(with brake）
0.91
(with brake）
1.22
(with brake）
0.214
(With brake）
--
0.434
(With brake）
--
--
--
--
Basic Specifications
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Flange
40
60
60
80
80
60
--
60
--
--
--
--
Inertia
Small inertia
Small inertia
Small inertia
Small inertia
Small inertia
Medium inertia
--
Medium inertia
--
--
--
--
Number of polar pairs
5
5
5
5
5
5
--
5
--
--
--
--
Insulation class
F
F
F
F
F
F
--
F
--
--
--
--
Max.radial force Fr(N)
78
40
40
392
392
115
--
115
--
--
--
--
Max.axial force Fa(N)
54
30
30
147
147
70
--
70
--
--
--
--
Cooling method
Totally enclosed, self-cooling
Totally enclosed, self-cooling
Totally enclosed, self-cooling
Totally enclosed, self-cooling
Totally enclosed, self-cooling
Totally enclosed, self-cooling
--
Totally enclosed, self-cooling
--
--
--
--
Protection level
IP65
IP65
IP65
IP65
IP65
IP54
--
□=A:IP65
□=U:IP54
--
--
--
--
Environment Of Use
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Temperature
﹣20～40℃
﹣20～40℃
﹣20～40℃
﹣20～40℃
﹣20～40℃
﹣20～40℃
--
﹣20～40℃
--
--
--
--
Humidity
Below 90% RH (no condensation)
Below 90% RH (no condensation)
Below 90% RH (no condensation)
Below 90% RH (no condensation)
Below 90% RH (no condensation)
Below 90% RH (no condensation)
--
Below 90% RH (no condensation)
--
--
--
--
Ambient environment
Keep away from corrosion, flammable gases, oil droplets, dust
Keep away from corrosion, flammable gases, oil droplets, dust
Keep away from corrosion, flammable gases, oil droplets, dust
Keep away from corrosion, flammable gases, oil droplets, dust
Keep away from corrosion, flammable gases, oil droplets, dust
Keep away from corrosion, flammable gases, oil droplets, dust
--
Keep away from corrosion, flammable gases, oil droplets, dust
--
--
--
--
Altitude
The highest altitude is 2000m. From 1000 to 2000m, the power decreases by 1.5% per 100m increase
The highest altitude is 2000m. From 1000 to 2000m, the power decreases by 1.5% per 100m increase
The highest altitude is 2000m. From 1000 to 2000m, the power decreases by 1.5% per 100m increase
The highest altitude is 2000m. From 1000 to 2000m, the power decreases by 1.5% per 100m increase
The highest altitude is 2000m. From 1000 to 2000m, the power decreases by 1.5% per 100m increase
The highest altitude is 2000m. From 1000 to 2000m, the power decreases by 1.5% per 100m increase
--
The highest altitude is 2000m. From 1000 to 2000m, the power decreases by 1.5% per 100m increase
--
--
--
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