maxon Product Range 2021/22

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 W

12000

249987

8000

12000 rpm

4000

0.05 - 0.15 mm 0.012 mm

1 N 80 N 2.7 N

0.1 0.3 0.4 1.0 2.0 3.0 4.0 5.0 M [mNm] I [A] 0.2 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 381 Planetary Gearhead ∅ 22 mm 0.5-2.0 Nm Page 383/385



Details on catalog page 38

3.3 N 45 N 11.9 N

Recommended Electronics: Notes Page 38

ESCON Module 24/2 ESCON 36/2 DC

500 500

1 9

Spur Gearhead ∅ 24 mm 0.1 Nm Page 389 Screw Drive ∅ 22 mm Page 424/425

33 g

Values listed in the table are nominal. Explanation of the figures on page 82. Option Ball bearings in place of sleeve bearings

165

maxon DC motor

April 2021 edition / subject to change

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