maxon Product Range 2020 / 21

RE 40 ∅ 40 mm, Precious Metal Brushes, 25 Watt

M 1:2

Stock program Standard program Special program (on request)

Part Numbers

448588

448589

448590

448591

448592

Values at nominal voltage 1 Nominal voltage 2 No load speed 3 No load current 4 Nominal speed Motor Data (provisional) 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

9

18

24

42

48

V

2850 49.7 2560 87.8 2.96 873 29 92 0.311 0.082 30.2 317 3.27 4.85 142

2850 24.8 2580 87.8 1.48 956 15.9 92 1.14 0.33 60.3 158 2.98 4.29 137

2780 18.1 2470 88.2 1.09 794 9.66 92 2.49 0.613 82.2 116 3.51 4.36 119

2920 2640 87.6 11 0.65 895 6.53 92

2690 8.62 2400 87.6 0.524 818 4.81

rpm mA rpm mNm mNm A A

5 Nominal torque (max. continuous torque) 6 Nominal current (max. continuous current)

92

%

6.43 1.7 137 69.7 3.27 4.14 121

9.97 2.62 170 56.2 3.3 4.13 120

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          Thermal data 17 Thermal resistance housing-ambient 18 Thermal resistance winding-housing Values listed in the table are nominal. Explanation of the figures on page 72. Option Preloaded ball bearings

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

4.65 K/W 1.93 K/W 41.5 s 809 s -20…+85°C +100°C

25 W

448588

3000

2000

0.05 - 0.15 mm 0.025 mm 3330 rpm

1000

5.6 N 110 N 1200 N 28 N

20 40 60 80 100

maxon Modular System

Details on catalog page 34

1

Encoder MR 256-1024 CPT, 3 channels Page 464 Encoder HED_5540 500 CPT, 3 channels Page 471/474

13

480 g

Recommended Electronics: Notes Page 34

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

486 486 487 489

EPOS4 Micro 24/5 495 EPOS4 Mod./Comp. 24/1.5 496 EPOS4 Mod./Comp. 50/5 496 EPOS4 Comp. 24/5 3-axes 497 EPOS4 50/5 501 EPOS2 P 24/5 504

140

maxon DC motor

September 2020 edition / subject to change

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