maxon Product Range 2024/25

EC-max 30 ∅ 30 mm, brushless, 40 watt

M 1:2

Stock program Standard program Special program (on request)

Part Numbers

272768

272770

272766

272769

Motor Data

Values at nominal voltage 1 Nominal voltage 2 No load speed 3 No load current 4 Nominal speed 5 Nominal torque

12

24

36

48

V

8680 223 6630 34.9 2.88 153 11.8 75 1.01 0.088 12.9 738 57.8 6.66 11

9250 123 7220 33.8 1.49 160 6.57 75 3.65 0.31 24.3 393 59.1 6.81 11

9150 80.5 7090 33.3 0.97 154 4.18 75 8.61 0.713 36.8 259 60.6 6.98 11

9250 61.4 7210 33.4 0.738 157 3.24

rpm mA rpm mNm mNm A A

6 Nominal current (max. continuous current)

7 Stall torque 8 Stall current 9 Max. efficiency

%

75

Characteristics 10 Terminal resistance phase to phase 11 Terminal inductance phase to phase

Ω

14.8 1.24 48.6 197 59.9 6.9 11

mH

12 Torque constant 13 Speed constant 14 Speed/torque gradient 15 Mechanical time constant

mNm/A rpm/V rpm/mNm

ms gcm2

16 Rotor inertia

Specifications

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

   

8.6 K/W

1 K/W 3.25 s 777 s

  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

15000

272768

-40…+100°C +155°C 0 mm 15 000 rpm 0.14 mm preloaded 5 N 98 N 2000 N 25 N

10000

5000

24 Axial play at axial load 25 Radial play 

< 6.0 N > 6.0 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    

M [mNm] I [A]

30

40

10 20

0.5

1.0

1.5

Gear 441_GP 32 A 444_GP 32 C 447_GP 32 HP 450_KD 32 478–486_GP 32 S Modular System

Details on catalog page 50

1 3

Sensor 505_ENX 16 EASY 506_ENX 16 EASY XT 507_ENX 16 EASY Absolute 508_ENX 16 EASY Absolute XT 539_Encoder HEDL 5540

Motor Control 547_DEC Module 24/2 550_ESCON Module 24/2 551_ESCON 36/3 EC 551_ESCON Module 50/4 EC-S 551_ESCON Module 50/5 553_ESCON 50/5 561_EPOS4 Micro 24/5 562_EPOS4 Module 50/5 562_EPOS4 Module 24/1.5 563_EPOS4 Compact 24/5 3-axes 564_EPOS4 Compact 24/1.5 565_EPOS4 Compact 50/5 567_EPOS4 50/5 568_EPOS4 Disk 60/8 569_EPOS4 Disk 60/12

195 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 Part number Molex 39-01-2040 Connection sensors (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 3…24 VDC Pin 5 N.C. Pin 6 Connector Part number Molex 430-25-0600 Wiring diagram for Hall sensors see p. 65

Accessories 582_Brake AB 20

280 maxon EC motor 

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