381381
12 18 21 30 24 36 42 48 48 48 48 48 48 48
10300 12000 10400 11600 10300 9830 10400 7560 10300 5930 5420 3530 3110 2020
886 754 515 426 443 275 258 139 222 97.8 86.2 48.6 41.3 24.4
9050 10900 9240 10500 9160 8710 9290 6450 9190 4830 4290 2400 1990 893
107 113 116 120 120 123 122 127 123 130 126 127 129 129
10.4 8.62 6.46 5.24 5.78 3.76 3.40 2.22 2.96 1.77 1.57 1.03 0.920 0.599
985 1340 1150 1420 1210 1200 1280 940 1270 743 639 410 370 237
89.2 94.4 60.1 57.9 55.0 34.6 33.5 15.7 28.8 9.72 7.65 3.21 2.56 1.07
81 83 83 84 83 83 84 82 84 81 80 77 76 72
0.134 0.191 0.349 0.518 0.436 1.04 1.25 3.07 1.66 4.94 6.28 14.9 18.8 44.8
0.0266 0.0439 0.0797 0.132 0.106 0.263 0.319 0.788 0.425 1.28 1.52 3.56 4.57 10.7
11.0 14.2 19.1 24.6 22.1 34.7 38.2 60.1 44.1 76.4 83.5 128 145 221
865 673 500 389 433 275 250 159 216 125 114 74.8 66.0 43.2
10.5 9.05 9.13 8.20 8.55 8.26 8.20 8.12 8.16 8.07 8.59 8.76 8.56 8.75
9.39 8.06 8.13 7.30 7.61 7.35 7.30 7.22 7.26 7.18 7.64 7.79 7.62 7.78
85.0 85.0 85.0 85.0 85.0 85.0 85.0 85.0 85.0 85.0 85.0 85.0 85.0 85.0
M 1:2
167176 167177 1188 94 118 895 167178 167179 1188 9 6
1188 97 167180 118898 167181 167183 1188 9 9
1189 01
Not recommended for New Design
See page 13
May 2013 edition / subject to change maxon special program
maxon special program
Stock program
Standard program
Special program (on request)
Part Numbers
Specifi cations Operating Range
Comments
n [rpm]
Continuous operation
In observation of above listed thermal resistance
(lines 17 and 18) the maximum permissible winding
temperature will be reached during continuous
operation at 25°C ambient.
= Thermal limit.
Short term operation
The motor may be briefl y overloaded (recurring).
Assigned power rating
maxon Modular System
Overview on page 20 - 25
EC 40 ∅40 mm, brushless, 120 Watt
Motor Data
Values at nominal voltage
1 Nominal voltage V
2 No load speed rpm
3 No load current mA
4 Nominal speed rpm
5 Nominal torque (max. continuous torque) mNm
6 Nominal current (max. continuous current) A
7 Stall torque mNm
8 Starting current A
9 Max. effi ciency %
Characteristics
10 Terminal resistance phase to phase
Ω
11 Terminal inductance phase to phase mH
12 Torque constant mNm/A
13 Speed constant rpm/V
14 Speed/torque gradient rpm/mNm
15 Mechanical time constant ms
16 Rotor inertia gcm
2
Thermal data
17 Thermal resistance housing-ambient 3.2 K/W
18 Thermal resistance winding-housing 1.2 K/W
19 Thermal time constant winding 17.1 s
20 Thermal time constant motor 1050 s
21 Ambient temperature -20…+100°C
22 Max. permissible winding temperature +125°C
Mechanical data (preloaded ball bearings)
23 Max. permissible speed 18000 rpm
24 Axial play at axial load < 8 N 0 mm
> 8 N max. 0.14 mm
25 Radial play preloaded
26 Max. axial load (dynamic) 7 N
27 Max. force for press fi ts (static) 133 N
(static, shaft supported) 5000 N
28 Max. radial loading, 5 mm from fl ange 70 N
Other specifi cations
29 Number of pole pairs 1
30 Number of phases 3
31 Weight of motor 390 g
Values listed in the table are nominal.
Explanation of the fi gures on page 161
Connection motor (Cable AWG 22)
red Motor winding 1
black Motor winding 2
white Motor winding 3
Connection sensors (Cable AWG 26)
1)
green VHall 4.5 ... 24 VDC
blue GND
red/grey Hall sensor 1
black/grey Hall sensor 2
white/grey Hall sensor 3
Wiring diagram for Hall sensors see p. 35
1) Not lead through in combination with resolver.
Planetary Gearhead
∅42 mm
3 - 15 Nm
Page 270
Planetary Gearhead
∅52 mm
4 - 30 Nm
Page 273
Recommended Electronics:
ESCON 50/5 Page 321
DECS 50/5 324
DEC Module 50/5 325
EPOS2 24/5, 50/5, 70/10 331
EPOS2 P 24/5 334
Notes 24
Encoder HED_5540
500 CPT,
3 channels
Page 306/308
Resolver Res 26
∅26 mm
10 V
Page 316
Brake AB 28
24 VDC
0.4 Nm
Page 348
1314_Special_program.indd 381 15.05.2013 14:58:15
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