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 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 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 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
15000
339155
-30…+100°C +155°C
10000
5000
0.05 - 0.15 mm 0.025 mm 14000 rpm
20 N 60 N 1000 N 35 N
30
10
20
0.25
0.5
1.0
maxon Modular System Planetary Gearhead ∅ 22 mm 0.5 Nm Page 375 Planetary Gearhead ∅ 26 mm 0.75-4.5 Nm Page 381 Planetary Gearhead ∅ 32 mm 0.75-6.0 Nm Page 383/384/387
Details on catalog page 34
1
Encoder MR 128-1000 CPT, 3 channels Page 463 Encoder HED_5540 500 CPT, 3 channels Page 472/473
11
115 g
Values listed in the table are nominal. Explanation of the figures on page 72.
Recommended Electronics: Notes Page 34
ESCON Module 24/2 ESCON 36/2 DC ESCON Module 50/5 ESCON 50/5
486 486 487 489
DC-Tacho DCT ∅ 22 mm 0.52 V Page 480 Brake AB 28
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
Koaxdrive ∅ 32 mm 1.0-4.5 Nm Page 394 Screw Drive ∅ 32 mm Page 416–421
24 VDC 0.4 Nm Page 519
135
maxon DC motor
September 2020 edition / subject to change
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