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V012024 • © 2024 Portescap. Specifications subject to change without notice.Dimensions in mmBrushless DC Slotless Motors35ECS80 Ultra EC™ Ø 35 mm • 2-pole • 330 W Electrical Data Symbol 35ECS80 10B-xxx.01 Unit 8 11 141 Nominal Voltage UN 24 36 48 Volt2 Optimization Direction - Symmetrical Symmetrical Symmetrical -3 No Load Speed n0 27,000 29,500 31,100 rpm4 Typical No Load Current I0 700 550 430 mA5 Max. Continuous Mechanical Power (@25°C) Pmax 330 330 330 W6 Max. Continuous Current Ie max 22.6 16.4 12.9 A7 Max. Continuous Torque Me max 193.4 (27.3) 193.1 (27.3) 193.1 (27.3) mNm (oz-in)8 Back EMF Constant kE 0.9 1.23 1.57 V/1000 rpm9 Torque Constant kM 8.56 11.78 14.98 mNm/A10 Motor Regulation R/k2 0.367 0.368 0.369 103/Nms11 Motor Regulation k/R½ 52.2 (7.37) 52.1 (7.37) 52.1 (7.37) mNm/W½ (oz-in/W½)12 Internal Resistance - phase to phase RI 0.027 0.051 0.083 ohms13 Line to Line Resistance at Connectors RL 0.039 0.063 0.095 ohms14 Inductance Phase to Phase L 0.017 0.03 0.047 mH15 Mechanical Time Constant τm 1.2 1.2 1.2 ms16 Electrical Time Constant τe 0.4 0.6 0.5 msGeneral Data17 Maximum Motor Speed nmax 40000 rpm18 Ambient Working Temperature Range - -30 to +100 (-22 to +212) °C (°F)19 Ambient Storage Temperature Range - -40 to +100 (-40 to +212) °C (°F)20 Ball Bearings Preload - 9 N21 Axial Static Force w/o Shaft Support (max) - 134 N22 Maximum Winding Temperature - 150 (302) °C (°F)23 Thermal Resistance Rth 0.7/5.4 °C/W24 Thermal Time Constant τw 1,822 s25 Weight - 440 (15.52) g (oz)26 Rotor Inertia J 33 g-cm227 Hall Sensor Electrical Phasing* - 120 Electrical °*Also available without Hall sensorsWire DescriptionGray Phase 1Violet Phase 2Blue Phase 3Green 4 to 24V DCYellow GNDOrange Sensor 1Red Sensor 2Brown Sensor 3White NTC 10 kohmWhite NTC 10 kohmwith hall effect sensorNo load speed (rpm)Power supply voltage (V)No load speed for each coil111405,00010,00015,00020,00025,00030,00035,00040,0000 12 24 36 488Torque [oz-in]Speed (rpm)Torque [mNm]Max. continuous operation at 25°C100W400W325W250W175W0 2 4 6 8 10 12 14 16 18 20 22 24 2625,00020,00015,00010,00040,00030,00035,0005,00000 20 40 60 80 100 120 140 160 180ContinuousShort timeØ29 300+200Ø16 0-0.02 Ø20 0-0.02 2.1 Ø35±0.1 ±0.051.5±0.0580±0.15 20±0.2Ø4x 90°53x 120°Ø233xØ6Motor cables - PTFE3x AWG16 (power) + shrink sleeve5x AWG26 (logic)2x AWG28 (temperature probe)4x M3 4 min. depth-0.006-0.009 291±12temp. probe46
