maxon Product Range 2024/25

ECX SPEED 4 L ∅ 4 mm, brushless, BLDC motor Key Data: 1/1.6 W, 0.34 mNm, 50 000 rpm

ECX_SPEED_4_L.pdf 1 02.12.2019 08:32:11

M 2:1

Motor Data Nominal voltage No load speed No load current Nominal speed Nominal torque

1_ 2_ 3_ 4_ 5_ 6_ 7_ 8_ 9_

V

3 6 40700 30500 55.6 18.9 23000 13400 0.338 0.341 0.545 0.206 0.817 0.641 1.22 0.36 62.6 60 2.46 16.7 0.0458 0.323 0.67 1.78 14300 5360 52300 50200 0.903 0.867 0.00165 0.00165 84

rpm mA rpm mNm mNm A A

Nominal current (max. continuous current)

Stall torque Stall current Max. efficiency Terminal resistance Terminal inductance Torque constant Speed constant Speed/torque gradient Mechanical time constant

% Ω

10_ 11_ 12_ 13_ 14_ 15_ 16_ 17_ 18_ 19_ 20_ 21_ 22_ 23_ 24_ 25_ 26_ 27_ 28_ 29_ 30_ 31_ 32_

mH

mNm/A rpm/V rpm/mNm

ms gcm 2

Rotor inertia Thermal data

Operating Range n [rpm] winding 3 V

Thermal resistance housing-ambient Thermal resistance winding-housing Thermal time constant winding Thermal time constant motor Ambient temperature Max. winding temperature

K/W K/W

16.7 1.31 76.4 -20 … +80 125 50 000 0.06 - - 0.012 0.1 5 10 0.2 [2] 1 3 1.8 47 [50 000]

s s

0 10000 20000 30000 40000 50000 60000

°C °C

Mechanical data Max. speed Max. Axial play

rpm mm

Preload

N

Continuous operation Continuous operation with reduced thermal resistance R th2 50% Short term operation

Direction of force Radial play Max. axial load (dynamic) Max. force for press fits (static) (static, shaft supported) Max. radial load [mm from flange]

N N N N

M [mNm]

0.4

0

0.2

Gear 374_GPX 4 C Modular System

Details on catalog page 42

Other specifications Number of pole pairs Number of phases Weight of motor Typical noise level [rpm]

Sensor for motor type A: 497_ENX 4 MAG

Motor Control 562_EPOS4 Module 24/1.5 564_EPOS4 Compact 24/1.5

Stages [opt.]

2–4

g

dBA

Connection motor with hall sensor (A) FPC Flexprint 8-pole, pitch 0.5 mm Pin 1 Motor winding 1 Pin 2 Motor winding 2 Pin 3 Motor winding 3 Pin 4 V Hall 2.5…5.5 VDC Pin 5 GND Pin 6 Hall sensor 1 Pin 7 Hall sensor 2 Pin 8 Hall sensor 3 Output signals: CMOS compatible push-pull stage Output current per channel: max. 0.5 mA

Configuration

Shaft front: length/diameter Electrical connection: Flex cable/round cable

Connection motor sensorless (B) FPC flexprint 4-pole, pitch 1.0 mm: Pin 1 Motor winding 1 Pin 2 Motor winding 2 Pin 3 Motor winding 3 Pin 4 N.C.



192 maxon EC motor 

© 2024 maxon. All rights reserved. April edition. Provisional data. Subject to change.

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