maxon Product Range 2024/25

EC-max 16 2-wire ∅ 16 mm, brushless, 5 watt, with integrated electronics

M 1:1

Stock program Standard program Special program (on request)

Part Numbers

320816

320817

320818

320819

Motor Data

Values at nominal voltage 1 Nominal voltage 2 No load speed 3 No load current 4 Nominal speed 5 Nominal torque 7 Stall torque 8 Stall current 9 Max. efficiency Characteristics 35 Type of control 36 Supply voltage +V CC 12 Torque constant 13 Speed constant 14 Speed/torque gradient 15 Mechanical time constant

5

6

9

12

V

14200 189 8280 2.19 0.903

13400 149 7510 2.19 0.714 5.25 1.44 46.4 5…15 3.87 2470 2580 11.6 0.428

12600 97.4 6970 2.28 0.465 5.39 0.929 46.2 5…15 6.21 1540 2480 11.1 0.428

13800 72.7 8080 2.26 0.37 5.76 0.801

rpm mA rpm mNm mNm A A

6 Nominal current (max. continuous current)

4.6 1.7 47.3

%

49

controlled

controlled

controlled

controlled

V

5…15 3.06 3130 2440 10.9 0.428

5…15 7.73 1230 2510 11.3

mNm/A rpm/V rpm/mNm

ms gcm2 rpm

Specifications 39 Speed range 16 Rotor inertia

0.428 14200-20000 11300-20000 6720-20000 5360-17400

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

   

23.5 K/W 2.57 K/W 0.943 s 390 s -40…+85°C +100°C

  19 Thermal time constant winding 20 Thermal time constant motor 21 Ambient temperature 22 Max. temperature of electronics (max. loading capacity of the motor is defined by the electronics) Mechanical data (preloaded ball bearings) 23 Max. speed

20000 15000 10000 5000

320817

0 mm 0.14 mm preloaded 20 000 rpm

24 Axial play at axial load 25 Radial play

< 1.5 N > 1.5 N

M [mNm] I [A] 2.0

2.0

6.0

4.0

0.5 1.0

1.5

   26 Max. axial load (dynamic) 27 Max. force for press fits (static) 28 Max. radial load, 5 mm from flange Other specifications 31 Weight of motor Direction of rotation 

1 N 18 N 6 N

Modular System

Details on catalog page 50

Gear 426_GP 16 A

32 g

Clockwise (CW)

Values listed in the table are nominal. Connection (Cable AWG 26/7 UL Style 1569) red +V CC black GND Protective functions Inverse-polarity protection up to max.

18 VDC < 76 rpm > 104°C 1.6 A ± 15% < 4 VDC

Blockage protection at speed Temperature monitoring Current limitation Low voltage monitoring

Attention: Operating voltage V CC > 18 VDC will destroy the electronics Option: Direction of rotation counter-clockwise (CCW)

276 maxon EC motor 

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

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