EC 14 flat ∅ 13.6 mm, brushless, 1.5 watt
M 1:1
Stock program Standard program Special program (on request)
Part Numbers
sensorless
236679
339251
339252
339253
Motor Data
Values at nominal voltage 1 Nominal voltage 2 No load speed 3 No load current 4 Nominal speed 5 Nominal torque
6 24 20000 20100 19900 20000 156 78.1 51.7 38.9 9600 9680 9390 9590 1.8 1.83 1.74 1.81 0.794 0.402 0.256 0.199 3.79 3.87 3.6 3.8 1.5 0.764 0.474 0.374 49 49 48 49 4.01 15.7 38 64.1 0.107 0.428 0.962 1.71 2.53 5.06 7.6 10.1 3770 1890 1260 942 5980 5860 6270 5960 68.9 67.5 72.3 68.6 1.1 1.1 1.1 1.1 12 18
V
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
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
11.6 K/W 11.3 K/W 1.37 s 49.2 s +125°C -40…+100°C 0 mm 22 000 rpm 0.14 mm preloaded
1.5 W
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
236679
20000 15000 10000 5000
24 Axial play at axial load 25 Radial play
< 1.5 N > 1.5 N
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
1.3 N 18 N 200 N 3.4 N
1.0
0.2 0.3 2.0
3.0
M [mNm] I [A]
0.1
0.4
Modular System
Details on catalog page 54
4 3
Motor Control 551_ESCON Module 50/4 EC-S
8 g
Pin 1 Motor winding 1 Pin 2 Motor winding 2 Pin 3 Motor winding 3 Pin 4 neutral point Adapter
Part number
see p. 579 220310 Connector Part number TE 84953-4 Molex 52207-0433 1C alculation does not include saturation effect (p. 81/188)
316 maxon EC motor
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