A-max 19 ∅ 19 mm, Graphite Brushes, 2.5 Watt
M 1:1
Stock program Standard program Special program (on request)
Part Numbers
with terminals with cables
249982249983249984249985249986 249987 249988249989249990 240133 352942 310977 352943352944352945352946352947 310980
Motor Data
Values at nominal voltage 1 Nominal voltage 2 No load speed 3 No load current 4 Nominal speed 7 Stall torque 8 Stall current 9 Max. efficiency Characteristics 10 Terminal resistance 11 Terminal inductance 12 Torque constant 13 Speed constant 14 Speed/ torque gradient 15 Mechanical time constant
2.4 3.6 6 7.2 9 12 15 18 24 12400 10400 12200 8980 8850 9930 9930 8910 8470 292 158 114 66.1 51.9 44.6 35.7 26.3 18.6 11700 8350 9310 4750 4630 5670 5670 4520 4020 0.759 1.78 2.75 3.98 4.02 3.89 3.89 3.83 3.8 0.72 0.72 0.72 0.612 0.485 0.397 0.317 0.235 0.167 14.1 9.66 12.1 8.84 8.83 9.47 9.44 8.16 7.63 8.04 3.09 2.71 1.23 0.963 0.867 0.691 0.45 0.301 64 59 63 59 59 60 60 58 57 0.299 1.16 2.22 5.88 9.35 13.8 21.7 40 79.8 0.019 0.059 0.121 0.314 0.506 0.719 1.12 1.98 3.87 1.76 3.12 4.49 7.22 9.17 10.9 13.7 18.1 25.4 5440 3060 2130 1320 1040 874 699 526 377 925 1140 1050 1080 1060 1110 1110 1160 1180 24.9 25.1 24.4 24.5 24.4 24.6 24.7 25.4 25 2.57 2.1 2.21 2.17 2.2 2.12 2.12 2.09 2.02
V
rpm mA rpm mNm mNm A A
5 Nominal torque (max. continuous torque) 6 Nominal current (max. continuous current)
%
W
mH
mNm/A rpm/V rpm/mNm
ms gcm 2
16 Rotor inertia
Specifications
Operating Range
Comments
19 Thermal time constant winding 20 Thermal time constant motor 21 Ambient temperature 22 Max. winding temperature Thermal data 17 Thermal resistance housing-ambient 18 Thermal resistance winding-housing Mechanical data (sleeve bearings) 24 Axial play 25 Radial play 26 Max. axial load (dynamic) 27 Max. force for press fits (static) 28 Max. radial load, 5 mm from flange Mechanical data (ball bearings) 23 Max. speed 24 Axial play 25 Radial play 26 Max. axial load (dynamic) 27 Max. force for press fits (static) 28 Max. radial load, 5 mm from flange Other specifications 29 Number of pole pairs 30 Number of commutator segments 31 Weight of motor 23 Max. speed
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 briefly overloaded (recurring). Assigned power rating
21.3 K/W 10.5 K/W 11.0 s 201 s -30…+85°C +125°C
2.5
12000
249987
8000
12000 rpm
4000
0.05 - 0.15 mm 0.012 mm
1 N 80 N 2.7 N
0.1 0.2 0.3 0.4 1.0 2.0 3.0 4.0 5.0
0.5
0.05 - 0.15 mm 0.025 mm 12000 rpm
maxon Modular System Planetary Gearhead ∅ 19 mm 0.1-0.3 Nm Page 371 Planetary Gearhead ∅ 22 mm 0.5-2.0 Nm Page 374/376
Details on catalog page 34
3.3 N 45 N 11.9 N
Recommended Electronics: Notes Page 34
ESCON Module 24/2 ESCON 36/2 DC
486 486
1 9
Spur Gearhead ∅ 24 mm 0.1 Nm Page 380 Screw Drive ∅ 22 mm Page 414/415
33 g
Values listed in the table are nominal. Explanation of the figures on page 72. Option Ball bearings in place of sleeve bearings
155
maxon DC motor
September 2020 edition / subject to change
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