203123 MAXON MOTORS, 203123 Datasheet
203123
Manufacturer Part Number
203123
Description
GEARHEAD, PLANETARY, 42MM, 74/1
Manufacturer
MAXON MOTORS
Datasheet
1.203123.pdf
(1 pages)
Specifications of 203123
Reduction Ratio
74
Output Shaft Material
Stainless Steel
Input Speed
8000rpm
Continuous Torque Max
15N-m
Efficiency
72%
Gearhead Length
69.9mm
Svhc
No SVHC (15-Dec-2010)
Constant
RoHS Compliant
May 2009 edition / subject to change
+ Motor
EC 45, 250 W
EC 45, 250 W
EC 45, 250 W
EC 45, 250 W
EC 45, 250 W
EC-max 30, 60 W
EC-max 30, 60 W
EC-max 30, 60 W
EC-max 30, 60 W
EC-max 30, 60 W
EC-max 40, 70 W
EC-max 40, 70 W
EC-max 40, 70 W
EC-max 40, 70 W
EC-max 40, 70 W
EC-power 30, 100 W
EC-power 30, 100 W
EC-power 30, 100 W
EC-power 30, 100 W
EC-power 30, 100 W
EC-power 30, 200 W
EC-power 30, 200 W
EC-power 30, 200 W
EC-power 30, 200 W
EC-power 30, 200 W
MCD EPOS, 60 W
MCD EPOS P, 60 W
Planetary Gearhead GP 42 C Æ42 mm, 3 - 15 Nm
Ceramic Version
Gearhead Data
maxon Modular System
10 Average backlash no load
11 Gearhead length L1
1 Reduction
2 Reduction absolute
3 Mass inertia
4 Max. motor shaft diameter
1 Reduction
2 Reduction absolute
3 Mass inertia
4 Max. motor shaft diameter
1 Reduction
2 Reduction absolute
3 Mass inertia
4 Max. motor shaft diameter
1 Reduction
2 Reduction absolute
3 Mass inertia
4 Max. motor shaft diameter
5 Number of stages
6 Max. continuous torque
7 Intermittently permissible torque at gear output
8 Max. efficiency
9 Weight
Stock program
Standard program
Special program (on request)
Order Number
Order Number
Order Number
overall length
Page
159
159
159
159
159
171
171
171
171
171
172
172
172
172
173
179
179
179
179
179
180
180
180
180
180
311
311
+ Sensor
HEDL 9140 273
Res 26
HEDL 9140 273
MR
HEDL 5540 271
HEDL 5540 271
MR
HEDL 5540 271
HEDL 5540 271
MR
HEDL 5540 272
HEDL 5540 272
MR
HEDL 5540 272
HEDL 5540 272
overall length
Page + Brake
278
264
265
264
264
gcm
gcm
gcm
gcm
AB 28
AB 28
AB 20
AB 20
AB 28
AB 28
AB 20
AB 20
AB 20
AB 20
mm
mm
mm
mm
mm
Nm
Nm
%
g
2
2
2
2
°
Page
317
317
314
314
315
315
314
314
314
314
Order Number
203113
203114
3.5 : 1
4.3 : 1
185.0
200.6
185.0
192.4
209.4
105.0
117.2
125.6
140.6
164.6
114.9
122.4
139.0
162.4
100.2
108.6
124.2
145.0
105.0
117.2
125.6
141.2
162.0
161.0
161.0
40.9
99.0
88.0
260
13
9.1
3.0
4.5
0.3
7
14
10
90
8
1
/
/
2
3
203115
203116
203117
203118
15 : 1
21 : 1
199.5
215.1
199.5
206.9
223.9
119.5
131.7
140.1
155.1
179.1
113.5
129.4
136.9
153.5
176.9
102.5
114.7
123.1
138.7
159.5
119.5
131.7
140.1
155.7
176.5
175.5
175.5
12 : 1
19 : 1
169
11.3
55.4
360
49
91
9.4
7.5
0.4
15
10
15
10
21
14
10
81
8
2
/
/
/
4
6
9
203119
= Motor length + gearhead length + (sensor / brake) + assembly parts
26 : 1
199.5
215.1
199.5
206.9
223.9
119.5
131.7
140.1
155.1
179.1
113.5
129.4
136.9
153.5
176.9
102.5
114.7
123.1
138.7
159.5
119.5
131.7
140.1
155.7
176.5
175.5
175.5
11.3
55.4
360
9.1
7.5
0.4
26
81
8
2
M 1:2
M 1:2
203120
203121
203122
203123
1183
43 : 1
53 : 1
66 : 1
74 : 1
214.0
229.6
214.0
221.4
238.4
134.0
146.2
154.6
169.6
193.6
128.0
143.9
151.4
168.0
191.4
117.0
129.2
137.6
153.2
174.0
134.0
146.2
154.6
170.2
191.0
190.0
190.0
637
15.0
22.5
69.9
343
147
460
0.5
15
10
15
10
15
10
15
10
72
3
/
/
/
/
12
8
18
2
203124
203125
203126
203127
113 : 1
126 : 1
2197
81 : 1
91 : 1
214.0
229.6
214.0
221.4
238.4
134.0
146.2
154.6
169.6
193.6
128.0
143.9
151.4
168.0
191.4
117.0
129.2
137.6
153.2
174.0
134.0
146.2
154.6
170.2
191.0
190.0
190.0
338
15.0
22.5
69.9
126
460
9.4
9.4
0.5
91
15
10
14
10
72
8
8
3
Planetary Gearhead
Output shaft
Bearing at output
Radial play, 12 mm from flange
Axial play at axial load
Max. permissible axial load
Max. permissible force for press fits
Sense of rotation, drive to output
Recommended input speed
Recommended temperature range
Number of stages
Max. radial load,
12 mm from flange
/
/
Technical Data
27
3
Extended area as option
203129
156 : 1
214.0
229.6
214.0
221.4
238.4
134.0
146.2
154.6
169.6
193.6
128.0
143.9
151.4
168.0
191.4
117.0
129.2
137.6
153.2
174.0
134.0
146.2
154.6
170.2
191.0
190.0
190.0
15.0
22.5
69.9
156
460
9.1
0.5
72
8
3
203128
203130
203131
203132
150 : 1
186 : 1
230 : 1
257 : 1
2401
4459
8281
228.5
244.1
228.5
235.9
252.9
148.5
160.7
169.1
184.1
208.1
142.5
158.4
165.9
182.5
205.9
131.5
143.7
152.1
167.7
188.5
148.5
160.7
169.1
184.7
205.5
204.5
204.5
1029
15.0
22.5
84.4
560
0.5
15
10
15
10
15
10
15
10
64
4
/
/
/
/
16
24
36
4
203133
203134
203135
203136
15379
28561
285 : 1
319 : 1
394 : 1
353 :1
228.5
244.1
228.5
235.9
252.9
148.5
160.7
169.1
184.1
208.1
142.5
158.4
165.9
182.5
205.9
131.5
143.7
152.1
167.7
188.5
148.5
160.7
169.1
184.7
205.5
204.5
204.5
120 N 150 N 150 N 150 N
1183
637
15.0
22.5
84.4
560
9.4
0.5
15
10
15
10
15
10
64
8
4
/
preloaded ball bearings
/
/
/
2
54
81
3
< 5 N
> 5 N
1
203137
203138
203139
203140
441 : 1
488 : 1
546 : 1
676 : 1
228.5
244.1
228.5
235.9
252.9
148.5
160.7
169.1
184.1
208.1
142.5
158.4
165.9
182.5
205.9
131.5
143.7
152.1
167.7
188.5
148.5
160.7
169.1
184.7
205.5
204.5
204.5
4394
15.0
22.5
84.4
441
546
676
560
9.4
9.1
0.5
maxon gear
14
10
14
10
64
8
8
4
2
stainless steel
max. 0.06 mm
-20 ... +100°C
-35 ... +100°C
/
straight teeth
max. 0.3 mm
9
< 8000 rpm
203141
203142
3
756 : 1
936 : 1
228.5
244.1
228.5
235.9
252.9
148.5
160.7
169.1
184.1
208.1
142.5
158.4
165.9
182.5
205.9
131.5
143.7
152.1
167.7
188.5
148.5
160.7
169.1
184.7
205.5
204.5
204.5
15.0
22.5
84.4
756
936
560
150 N
300 N
9.1
0.5
14
10
64
0 mm
8
4
241
=
4
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