EC frameless DT 65 S ∅ 70 mm, brushless, 290 watt Dynamic Torque, potted in mounting flange
M 1:4
Stock program Standard program Special program (on request)
Part numbers
sensorless
783327
Motor data 1
Values at nominal voltage 1 Nominal voltage 2 No load speed 3 No load current 4 Nominal speed 5 Nominal torque
48 4570 204 3590 978 8.48 4080 145 92.6 0.332 0.458 99.7 95.8 0.319 0.569 170
V
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
mH
12 Torque constant 13 Speed constant 14 Speed/torque gradient 15 Mechanical time constant
mNm/A rpm/V rpm/mNm
ms gcm 2
16 Rotor inertia
Specifications
Operating range
Comments
Thermal data 17 Thermal resistance housing-ambient (R th2 ) 18 Thermal resistance winding-housing
n [rpm]
¹The nominal data refer to a thermal resistance, housing-ambient (R th2 ) of 1.6 K/W.
1.6…3.6 K/W 0.379 K/W 12.1 s 1330 s +155 °C
19 Thermal time constant winding 20 Thermal time constant motor 21 Ambient temperature 22 Max. winding temperature Mechanical data 23 Max. speed
290 W
300 1000 2000 3000 4000 5000
783327
-40…+100 °C
Continuous operation range at R th2 of 3.6 K/W With mounting flange Continuous operation range at R th2 of 1.6 K/W Installed in a ∅ 78 mm aluminum housing Mounted on an aluminum plate sized 160x160x10 mm
5000 rpm
Other specifications 29 Number of pole pairs 30 Number of phases 31 Weight of motor (with mounting flange made of stainless steel) Weight for integration (without mounting 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.
Intermittent operation Assigned power rating
10 3
377 g 219 g
M [mNm]
600 900 1200
Modular system
Details on catalog page 60
Sensors 429_TSX 65 MAG with
447_ESCON2 Micro 60/5 448_ESCON2 Module 60/12 449_ESCON2 Compact 60/12 455_EPOS4 Module 50/8 459_EPOS4 Compact 50/8 462_EPOS4 70/15 462_EPOS4 Disk 60/8 CAN 463_EPOS4 Disk 60/8 EtherCAT Control Electronics
commutation signals
Variants
maxon integration into customer housing on request. Other coil designs on request.
maxon 249
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