maxon

maxon EC motorEC 22 22 mm, brushless, 40 Watt, sterilizableA with Hall sensorsB sensorlessM 1:1Stock programStandard programSpecial program (on request)Article NumbersA with Hall sensorsB sensorlessMotor DataValues at nominal voltage1 Nominal voltage V2 No load speed rpm3 No load current mA4 Nominal speed rpm5 Nominal torque (max. continuous torque) mNm6 Nominal current (max. continuous current) A7 Stall torque mNm8 Starting current A9 Max. efficiency %Characteristics10 Terminal resistance phase to phase 11 Terminal inductance phase to phase mH12 Torque constant mNm/A13 Speed constant rpm/V14 Speed/torque gradient rpm/mNm15 Mechanical time constant ms16 Rotor inertia gcm 2150maxon EC motor386665 386666 386667 386668386669 386670 386671 38667212 24 36 4836100 41700 41800 44900327 198 132 11031900 37900 37900 4100016 16.4 16.5 165.33 3.16 2.12 1.67155 204 210 21949.1 37.4 25.7 21.585 86 86 860.244 0.641 1.4 2.230.0182 0.0546 0.123 0.1893.15 5.46 8.18 10.13030 1750 1170 941235 206 200 2065.2 4.54 4.41 4.562.11 2.11 2.11 2.11Specifications Operating Range CommentsThermal data17 Thermal resistance housing-ambient 10 K/W18 Thermal resistance winding-housing 2 K/W19 Thermal time constant winding 4.85 s20 Thermal time constant motor 278 s21 Ambient temperature -40…+135°C22 Max. permissible winding temperature 155°CMechanical data (preloaded ball bearings)23 Max. permissible speed 60000 rpm24 Axial play at axial load < 5 N 0 mm> 5 N max. 0.14 mm25 Radial play preloaded26 Max. axial load (dynamic) 4 N27 Max. force for press fits (static) 45 N(static, shaft supported)250 N28 Max. radial loading, 5 mm from flange 16 NOther specifications29 Number of pole pairs 130 Number of phases 331 Weight of motor 85 gValues listed in the table are nominal.Connection A and B, motor (Cable AWG 22)red Motor winding 1black Motor winding 2white Motor winding 3Connection A, sensors (Cable AWG 26)green VHall 3…24 VDCblue GNDred/grey Hall sensor 1black/grey Hall sensor 2white/grey Hall sensor 3Wiring diagram for Hall sensors see p. 27n [rpm]60000450003000015000ApplicationPlanetary Gearheadsterilizable22 mm0.5 - 2.0 NmPage 229405 10 153866651.5 3.0 4.5 6.0Medicine/surgery/chemicalsContinuous operationIn observation of above listed thermal resistance(lines 17 and 18) the maximum permissible windingtemperature will be reached during continuousoperation at 25°C ambient.= Thermal limit.Short term operationThe motor may be briefly overloaded (recurring).Assigned power ratingSterilization informationIn normal use, the motor can be sterilized 100 timesin an autoclave. No need to dismantle.Hand tools that can be sterilized, such as bone saw, Sterilization with steambone drilling and grinding machineDermatological and dental tools Temperature +134°C ± 4°CInfusion pumps Compression pressure up to 2.3 barECG Rel. humidity 100 %Therapy aid, analysis and dialysis equipment Cycle length 20 minutesmaxon modular system Overview on page 16 - 21Recommended Electronics:ESCON 50/5 Page 292DECS 50/5 297DEC Module 24/2 298DEC 24/3 298DEC Module 50/5 299DEC 70/10 305Notes 20May 2012 edition / subject to change