maxon Product Range 2022/23

RE 25 ∅ 25 mm, graphite brushes, 20 watt

M 1:2

Stock program Standard program Special program (on request)

Part Numbers

302534 339149 339150 339151 339152 339153 339154 339155 339156 339157 339158

Motor Data

Values at nominal voltage 1 Nominal voltage 2 No load speed 3 No load current 4 Nominal speed 5 Nominal torque 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

7.2 9 12 18 24 30 36 48 48 48 48 10500 9710 9620 10400 10900 9210 10100 9540 8450 6720 4650 133 93.2 68.1 50.6 40.2 25 23.7 16.4 13.7 9.89 6 8970 8260 8310 9190 9690 8010 8860 8360 7270 5530 3430 21.9 24.4 27.5 29.1 30.4 31.4 30.7 31.7 32.3 32.9 32.8 3.68 2.97 2.45 1.85 1.5 1.04 0.931 0.68 0.614 0.495 0.341 259 238 268 297 325 265 279 270 243 192 127 42.1 28.1 23.2 18.4 15.6 8.61 8.24 5.67 4.51 2.84 1.3 79 81 84 86 88 88 88 89 88 88 86 0.171 0.32 0.517 0.98 1.53 3.49 4.37 8.47 10.6 16.9 36.8 0.016 0.031 0.057 0.112 0.186 0.407 0.493 0.979 1.25 1.97 4.11 6.15 8.46 11.5 16.1 20.8 30.8 33.8 47.7 53.8 67.7 97.6 1550 1130 828 591 460 311 282 200 177 141 97.8 43.2 42.8 37.1 35.9 34 35.2 36.5 35.6 35.1 35.2 36.9 6.52 6.06 5.62 5.36 5.24 5.17 5.16 5.13 5.12 5.12 5.14 14.4 13.5 14.5 14.3 14.7 14 13.5 13.8 13.9 13.9 13.3

V

rpm mA rpm mNm mNm A

6 Nominal current (max. continuous current)

A %

Ω

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

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

14.4 K/W 5.1 K/W 27.7 s 543 s

20 W



339155

-30…+100°C +155°C





0.05 - 0.15 mm 0.025 mm 14000 rpm

20 N 60 N 1000 N 35 N

10

20

30

0.25

0.5

1.0

Gear 414_GP 22 HD 416_GP 26 A 418_GP 32 BZ 419_GP 32 A 422_GP 32 C 429_KD 32 452-460_GP 32 S Modular System

Details on catalog page 44

1

Motor Control 532_ESCON Module 24/2 532_ESCON 36/2 DC 533_ESCON Module 50/5 535_ESCON 50/5 541_EPOS4 Micro 24/5

Sensor 510_Encoder MR 128-1000 CPT 519_Encoder HEDS 5540 520_Encoder HEDL 5540 527_DC-Tacho DCT 22

11

115 g

Values listed in the table are nominal. Explanation of the figures on page 90.

542_EPOS4 Module 24/1.5 542_EPOS4 Module 50/5 543_EPOS4 Compact 24/5 3-axes 544_EPOS4 Compact 24/1.5 545_EPOS4 Compact 50/5 547_EPOS4 50/5

Accessories 565_Brake AB 28

maxon DC motor

153

April 2022 edition / subject to change

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