EC 45 flat ∅ 43.5 mm, brushless, 50 watt
M 1:2
Stock program Standard program Special program (on request)
Part Numbers
V1 with Hall sensors V2 with Hall sensors and cables
651607 651611
651609 651613
651606 651610
651608 651612
Motor Data
Values at nominal voltage 1 Nominal voltage 2 No load speed 3 No load current 4 Nominal speed 5 Nominal torque
18
24
36
48
V
5740 277 4690 112 3.68 1190 84.4 40 0.447 0.243 29.5 324 4.910 6.940 135
6250 238 5170 91.1 2.52 918 26 82 0.942 0.363 36 265 6.920 9.790 135
6060 151 5010 90.9 1.63 895 16 81.9 2.240 0.868 55.7 171 6.890 9.750 135
5740 104 4710 102 1.27 1040 83.4 13 3.610 1.730 78.6 121 5.580 7.890 135
rpm mA rpm mNm mNm A A
6 Nominal current (max. continuous current)
7 Stall torque1 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
Operating Range
Comments
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 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) and an ambient temperature of 25°C, the maximum permissible winding temperature will be reached during continuous operation = thermal limit. Short term operation The motor may be briefly overloaded (recurring). Assigned power rating
1.57 K/W 8.28 K/W 28.8 s 78.3 s +125°C -40…+100°C 10 000 rpm
12000 10000 8000 6000 4000 2000
50 W
651607
24 Axial play at axial load 25 Radial play
< 8.0 N > 8.0 N
0 mm 0.14 mm 7.2 N 53 N 1000 N 14.5 N
preloaded
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 Values listed in the table are nominal. Connection V1
0
M [mNm]
0
50 1.5
100 2.8
I [A]
0.22
8 3
Modular System
Details on catalog page 54
116.4 g
Gear 441_GP 32 A 445_GP 32 C 454_GP 42 C 456_GS 45 A
Sensor 528_Encoder MILE
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 50/5 553_ESCON 50/5 561_EPOS4 Micro 24/5
V2 (sensors, AWG 24) Hall sensor 1* Hall sensor 2*
Pin 1 Pin 2 Pin 3 Pin 4 Pin 5 Pin 6 Pin 7 Pin 8 Pin 1 Pin 2 Pin 3 Pin 4
Hall sensor 1* Hall sensor 2* Motor winding 3 Hall sensor 3* Motor winding 1 Motor winding 2 GND
V Hall 3.5…24 VDC Hall sensor 3*
GND N.C.
V Hall 3.5…24 VDC
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 50/5 568_EPOS4 Disk 60/8
V2 (motor, AWG 22) Motor winding 1 Motor winding 2 Motor winding 3
N.C.
*Internal pull-up (7…13 kΩ) on V Hall Wiring diagram for Hall sensors see p. 67 Connector Part number Part number Molex 39-28-1083 43025-0600 Molex 39-01-2040
Connection cable for V1 Universal, L = 500 mm to EPOS, L = 500 mm 21 V2 Ambient temperature
339380 354045
-20…+100°C
1 Calculation does not include saturation effect (p. 81/188)
maxon EC motor 321
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