EC frameless 45 flat ∅ 43.4 mm, brushless, 30 watt
Mounting condition
Condition as received Detailed dimensions as to the installation manual.
M 1:2
Stock program Standard program Special program (on request)
Part Numbers
with Hall sensors
548273
574536
574537
574538
Motor Data
Values at nominal voltage 1 Nominal voltage 2 No load speed 3 No load current 4 Nominal speed 5 Nominal torque
12
18
24
36
V
4360 163 2910 54.9 2.02 247 9.69 76.3 1.24 0.56 25.5 374 18.2 28.6 150
4890 129 3510 57.8 1.63 295 8.61 77.5 2.09 0.697 34.3 278 17 30.8 150
4360 81.4 2930 54.7 1.01 251 4.93 76.5 4.87 2.24 51 187 17.9 28.1 150
4750 61.6 3290 0.847 378 5.35 80.1 66
rpm mA rpm mNm mNm A
6 Nominal current (max. continuous current)
7 Stall torque 8 Stall current 9 Max. efficiency
A %
Characteristics 10 Terminal resistance phase to phase 11 Terminal inductance phase to phase
Ω
6.73 4.29 70.6 135 12.9 20.2 150
mH
12 Torque constant 13 Speed constant 14 Speed/torque gradient 15 Mechanical time constant
mNm/A rpm/V rpm/mNm
ms gcm 2
Specifications 16 Rotor inertia
Operating Range
Comments
19 Thermal time constant winding 20 Thermal time constant motor 21 Ambient temperature 22 Max. winding temperature Mechanical data 23 Max. speed Thermal data 17 Thermal resistance housing-ambient 18 Thermal resistance winding-housing
n [rpm]
6.73 K/W 3.92 K/W 11.4 s 296 s -40…+100°C +125°C 10000 rpm
12000 10000 8000 6000 4000 2000
548273
Continuous operation C ontinuous operation with reduced thermal resistance R th2 50%
Other specifications 29 Number of pole pairs 30 Number of phases 31 Weight of motor Weight of rotor Weight of stator
8 3
Intermittent operation Assigned power rating
89 g 35 g 54 g
0
60 80 M [mNm]
0
20 0.86
40
I [A]
0.15
1.6
2.3
3
Values listed in the table are nominal. Connection motor (Cable AWG 24) red Motor winding 1 Pin 1 black Motor winding 2 Pin 2 white Motor winding 3 Pin 3 N.C. Pin 4 Connector Part number Molex 39-01-2040 Connection sensors (Cable AWG 24) yellow Hall sensor 1* Pin 1 brown Hall sensor 2* Pin 2 grey Hall sensor 3* Pin 3 blue GND Pin 4 green V Hall 4.5…24 VDC Pin 5 N.C. Pin 6 Connector Part number Molex 43025-0600 Wiring diagram for Hall sensors see p. 67
Modular System
Details on catalog page 54
Motor Control 547_DEC Module 24/2 547_DEC Module 50/5 550_ESCON Module 24/2 551_ESCON 36/3 EC 551_ESCON Module 50/4 EC-S 551_ESCON Module 50/5 553_ESCON 50/5 561_EPOS4 Micro 24/5 562_EPOS4 Module 24/1.5 562_EPOS4 Module 50/5 563_EPOS4 Compact 24/5 3-axes 564_EPOS4 Compact 24/1.5 565_EPOS4 Compact 50/5 567_EPOS4 50/5 569_EPOS4 Disk 60/12
*Internal pull-up (7…13 k W ) on pin 5 Connection NTC (Cable AWG 24) pink NTC blue NTC Resistance 25°C: 5 k W ±1%, beta (25–85°C): 3490 K
maxon EC motor 341
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