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Dimensions
Motor Technical Data
TYPE
Rated
No-load
No-load
Rated
Rated
Output
Rated
Stall
Stall
voltage
speed
current
speed
torque
power
current
torque
current
VDC
r/min
mA
r/min
mN.m
W
mA
mN.m
A
28DY38-1240
12
4000
80
2600
7
1.86
350
20
0.75
28DY38-1250
12
5000
100
3450
7
2.48
370
21.5
0.9
28DY38-2450
24
5000
70
3800
7
2.78
230
25
0.7
Gear Motor Technical Data
28DY38-1240 DC Motor
Reduction ratio
3.7
5.2
14
19
27
51
71
100
139
189
264
369
516
720
Number of gear trains
1
1
2
2
2
3
3
3
3
4
4
4
4
4
Length(L) mm
29.0
29.0
36.1
36.1
36.1
43.0
43.0
43.0
43.0
49.9
49.9
49.9
49.9
49.9
No-load speed r/min
1078
772
286
211
148
78
56
40
29
21
15
11
7.8
5.6
Rated speed r/min
701
502
186
137
96
51
37
26
19
14
9.8
7.0
5.0
3.6
Rated torque N.m
0.023
0.033
0.079
0.11
0.15
0.26
0.36
0.51
0.71
0.86
1.2
1.7
2.4
3.6
N.m
Max. permissible load in a short time
1.0
1.0
3.5
3.5
3.5
7.5
7.5
7.5
7.5
9
9
9
9
9
28DY38-1250 DC Motor
Reduction ratio
3.7
5.2
14
19
27
51
71
100
139
189
264
369
516
720
Number of gear trains
1
1
2
2
2
3
3
3
3
4
4
4
4
4
Length(L) mm
29.0
29.0
36.1
36.1
36.1
43.0
43.0
43.0
43.0
49.9
49.9
49.9
49.9
49.9
No-load speed r/min
1348
965
357
263
185
98
70
50
36
26
19
14
9.7
6.9
Rated speed r/min
930
666
246
182
128
68
49
35
25
18
13
9.3
6.7
4.8
Rated torque N.m
0.023
0.033
0.079
0.11
0.15
0.26
0.36
0.51
0.71
0.86
1.2
1.7
2.3
3
N.m
Max. permissible load in a short time
1.0
1.0
3.5
3.5
3.5
7.5
7.5
7.5
7.5
9
9
9
9
9
28DY38-2450 DC Motor
Reduction ratio
3.7
5.2
14
19
27
51
71
100
139
189
264
369
264
369
Number of gear trains
1
1
2
2
2
3
3
3
3
4
4
4
4
4
Length(L) mm
29.0
29.0
36.1
36.1
36.1
43.0
43.0
43.0
43.0
49.9
49.9
49.9
49.9
49.9
No-load speed r/min
1348
965
357
263
185
98
70
50
36
26
19
14
9.7
6.9
Rated speed r/min
1024
734
271
200
141
75
54
38
27
20
14
10
7.4
5.3
Rated torque N.m
0.023
0.033
0.079
0.11
0.15
0.26
0.36
0.51
0.71
0.86
1.2
1.7
2.3
3
N.m
Max. permissible load in a short time
1.0
1.0
3.5
3.5
3.5
7.5
7.5
7.5
7.5
9
9
9
9
9