maxon Product Range 2021/22

RE 25 ∅ 25 mm, precious metal brushes CLL, 10 watt

M 1:2

Stock program Standard program Special program (on request)

Part Numbers

118740 118741 118742 118743 118744 118745 118746 118747 118748

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

4.5 8 9 12 15 18 24 32 48 5360 5320 5230 4850 4980 4790 5190 5510 5070 79.7 44.4 38.7 26.3 21.8 9.88 14.4 11.7 6.96 4980 4520 4220 3800 3920 3710 4130 4450 4000 11.4 20.9 23.9 28.6 28.2 28.7 28 27.9 27.9 1.5 1.5 1.5 1.24 1.01 0.811 0.652 0.516 0.317 131 132 119 129 131 126 136 144 132 16.5 9.23 7.31 5.5 4.57 3.52 3.1 2.61 1.47 87 87 86 87 87 90 87 87 87 0.273 0.867 1.23 2.18 3.28 5.11 7.73 12.3 32.6 0.0275 0.0882 0.115 0.238 0.353 0.551 0.832 1.31 3.48 7.99 14.3 16.3 23.5 28.6 35.8 43.9 55.2 89.9 1200 668 584 406 334 267 217 173 106 40.9 40.5 44 37.7 38.3 38.2 38.3 38.5 38.6 4.99 4.4 4.37 4.25 4.23 4.22 4.22 4.22 4.23 11.7 10.4 9.49 10.8 10.6 10.6 10.5 10.5 10.5

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 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) (static, shaft supported) 28 Max. radial load, 5 mm from flange Other specifications 29 Number of pole pairs 30 Number of commutator segments 31 Weight of motor CLL = Capacitor Long Life      Thermal data 17 Thermal resistance housing-ambient 18 Thermal resistance winding-housing

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

14 K/W 3.1 K/W 12.5 s 612 s

10 W

6000

118743

-20…+85°C +100°C

4000

0.05 - 0.15 mm 0.025 mm 5500 rpm

2000

3.2 N 64 N 800 N 16 N

30

10

20

M [mNm] I [A]

1.5

0.5

1.0

maxon Modular System Planetary Gearhead ∅ 26 mm 0.75-4.5 Nm Page 390 Planetary Gearhead ∅ 32 mm 0.75-6.0 Nm Page 392/393/396

Details on catalog page 38

1

Encoder MR 128-1000 CPT, 3 channels Page 478 Encoder Enc 22 mm 100 CPT, 2 channels Page 483 Encoder HED_5540 500 CPT, 3 channels Page 486/488

11

130 g

Recommended Electronics: Notes Page 38

Values listed in the table are nominal. Explanation of the figures on page 82. Option Preloaded ball bearings

ESCON Module 24/2 ESCON 36/2 DC ESCON Module 50/5 ESCON 50/5

500 500 501 503

Koaxdrive ∅ 32 mm 1.0-4.5 Nm Page 403 Screw Drive ∅ 32 mm Page 426–433

EPOS4 Micro 24/5 509 EPOS4 Mod./Comp. 24/1.5 510 EPOS4 Mod./Comp. 50/5 510 EPOS4 Comp. 24/5 3-axes 511 EPOS4 50/5 515

DC-Tacho DCT ∅ 22 mm 0.52 V Page 495

144

maxon DC motor

March 2021 edition / subject to change

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