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 9121824303648484848 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
6 Nominal current (max. continuous current)
%
Ω
mH
mNm/A rpm/V rpm/mNm
ms gcm 2
16 Rotor inertia
Specifications
Operating range
Comments
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
15000
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
339155
-30…+100°C +155°C
10000
5000
0.05 - 0.15 mm 0.025 mm 14 000 rpm
20 N 60 N 1000 N 35 N
10
20
30
0.25
0.5
1.0
Gear 425_GP 26 A 426_GP 32 BZ 427_GP 32 A 429_GP 32 C 435_KD 32 474-482_GP 32 S Modular system
Details on catalog page 48
1
Motor Control 550_ESCON Module 24/2 550_ESCON 36/2 DC 551_ESCON Module 50/5 553_ESCON 50/5
Sensor 505_ENX 25 IMR 536_Encoder HEDS 5540 537_Encoder HEDL 5540 542_DC-Tacho DCT 22 Accessories 587_Brake AB 28
11
115 g
Values listed in the table are nominal. Explanation of the figures on page 94.
557_ESCON2 Nano 24/2 557_ESCON2 Micro 60/5 563_EPOS4 Micro 24/5 564_EPOS4 Module 24/1.5 564_EPOS4 Module 50/5 565_EPOS4 Compact 24/5 3-axes 566_EPOS4 Compact 24/1.5 567_EPOS4 Compact 50/5 569_EPOS4 50/5
maxon DC motor 157
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