EC frameless DT 38 S ∅ 42 mm, brushless, 105 watt Dynamic Torque
M 1:2
Stock program Standard program Special program (on request)
Part Numbers
without Hall sensors
814370
Motor Data
Values at nominal voltage 1 Nominal voltage 2 No load speed 3 No load current 4 Nominal speed 5 Nominal torque
24 12 100 242 9820 102 4.92
V
rpm mA rpm mNm mNm A A
6 Nominal current (max. continuous current)
7 Stall torque 8 Stall current 9 Max. efficiency
619 151 89.8
%
Characteristics 10 Terminal resistance phase to phase 11 Terminal inductance phase to phase
Ω
0.263 0.182 18.8 508 7.1 0.91 12.2
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]
7.28 K/W 0.6 K/W 4.5 s 451 s
105 W
814370
-40…+100°C +155°C
Continuous operation C ontinuous operation with reduced thermal resistance R th2 50%
15 000 rpm
Other specifications 29 Number of pole pairs 30 Number of phases 31 Weight of motor Weight of rotor
Intermittent operation Assigned power rating
7 3
M [mNm]
125 g 12 g 113 g
Weight of stator (stainless steel flange) Values listed in the table are nominal. Connection motor (Cable AWG 18) red Motor winding 1 black Motor winding 2 white Motor winding 3 Connection NTC (Cable AWG 24) purple NTC blue NTC Resistance 25°C: 5 kΩ ±1%, beta (25–85°C): 3490 K Comment For Torque control data, refer to "Installation Manual" available on maxon online shop.
Modular System
Details on catalog page 54
Sensor 520_TSX 38 MAG with Hall sensors
Motor Control 551_ESCON Module 50/5 553_ESCON 50/5 561_EPOS4 Micro 24/5 CAN 561_EPOS4 Micro 24/5 EtherCAT 562_EPOS4 Module 50/5 565_EPOS4 Compact 50/5 567_EPOS4 50/5 568_EPOS4 Disk 60/8 CAN 568_EPOS4 Disk 60/8 EtherCAT
Variants
Aluminum flange (-36 g) on request Without flange: maxon integration on request
maxon EC motor 349
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