EC-i 40 ∅ 40 mm, brushless, 100 watt High Torque
M 1:2
Stock program Standard program Special program (on request)
Part numbers
with Hall sensors
496660 496661
488607
Motor data
Values at nominal voltage 1 Nominal voltage 2 No load speed 3 No load current 4 Nominal speed 5 Nominal torque
18
36
48
V
4540 352 3920 209 5.5 1850 77.4 86.8 0.233 0.169 37.5 255 1.58 0.729
4550 176 3950 210 2.76 1930 43.4 87.5 0.829 0.675 74.9 127 1.41 0.65 44
5000 150 4390 224 2.41 2080 48.3 0.994 0.995 91 105 1.15 0.528 89
rpm mA rpm mNm mNm A A
6 Nominal current (max. continuous current)
7 Stall torque 8 Stall current 9 Max. efficiency
%
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 gcm2
Specifications 16 Rotor inertia
44
44
Operating range
Comments
Thermal data 17 Thermal resistance housing-ambient 18 Thermal resistance winding-housing
n [rpm]
7.17 K/W 1.35 K/W 25.8 s 1400 s +155 °C -40…+100 °C
19 Thermal time constant winding 20 Thermal time constant motor 21 Ambient temperature 22 Max. winding temperature Mechanical data (preloaded ball bearings) 23 Max. speed
100 W
8000
496661
2000 4000 6000
Continuous operation C ontinuous operation with reduced thermal resistance R th2 50%
0 mm 8000 rpm 0.15 mm preloaded
24 Axial play at axial load 25 Radial play
< 9.0 N > 9.0 N
Intermittent operation Assigned power rating
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 phases 31 Weight of motor
7 N 87 N
0
3000 N 29.9 N
M [mNm]
0
100 200
300
384_GP 42 A 385_GP 42 C 392_GSW 40 HP 393_GSW 55 A Modular system Gearheads
Details on catalog page 56
7
Sensors
443_DEC Module 50/5 447_ESCON2 Micro 60/5 448_ESCON2 Module 60/12 449_ESCON2 Compact 60/5 449_ESCON2 Compact 60/12 450_ESCON2 60/12 454_EPOS4 Micro 24/5 455_EPOS4 Module 50/5 455_EPOS4 Module 50/8 457_EPOS4 Comp. 24/5 3-axes 458_EPOS4 Compact 50/5 459_EPOS4 Compact 50/8 462_EPOS4 Disk 60/8 463_EPOS4 Disk 60/12 471_ESCON Module 50/4 EC-S 461_EPOS4 50/5 462_EPOS4 70/15 Control Electronics
3
420_ENX 16 EASY 421_ENX 16 EASY XT 431_TSX 40 MAG 432_ENX 16 RIO 436_ENX 16 EASY Absolute 437_ENX 16 EASY Absolute XT 438_ENX 22 EMT
390 g
Values listed in the table are nominal. Connection motor (Cable AWG 20) red Motor winding 1 Pin 1 black Motor winding 2 Pin 2 white Motor winding 3 Pin 3 N.C. Pin 4 Connector Article number Molex 39-01-2040 Connection sensor (Cable AWG 26) 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 Article number Molex 430-25-0600 Wiring diagram for Hall sensors see p. 73
maxon 205
© 2026 maxon. All rights reserved. April edition. Subject to change.
Made with FlippingBook Publishing Software