Page 16 - Demo
P. 16
V012024 • © 2024 Portescap. Specifications subject to change without notice.Dimensions in mmBrushless DC Slotless MotorsM5.5 x 0.5 (Ø5.20)110°8x individual lead wiresInsulation PCV,600V, 105°CR0.1 max.-0.01Ø6-0.02-0.05Ø7.9-0.053.6±0.30.05 1.95-0.05+1 5 00.45 0 Ø0.8-0.003Ø8±0.05200±5 20±0.200 1 2 3 4 5 6 7 8 9 10 11 12 0020,00010,00050,00040,00030,00070,00060,00000.1 0.2 0.30.050.4 0.5 0.60.10.7 0.8 0.90.151 1.1 1.2 1.33.5W4.4W5WContinuousShort time050,00010,00020,00040,00030,00060,00084160No load speed (rpm)Torque (oz-in)Power supply voltage (V)No load speed for each coilSpeed (rpm)Torque (mNm)Max. continuous operation at 25°C08ECP20 Ultra EC™Electrical Data Symbol 08ECP20 8B XX Unit 84 1601 Nominal Voltage UN 6 12 Volt2 Optimization Direction - Symmetrical Symmetrical -3 No Load Speed n0 22'700 24'500 rpm4 Typical No Load Current I0 40 110 mA5 Max Continuous Mechanical Power (@25°C) Pmax 4.4 4.4 W6 Max Continuous Current Ie max 0.44 0.23 A7 Max Continuous Torque Me max 1.07 (0.1516) 1.07 (0.1516) mNm (oz-in)8 Back EMF Constant kE 0.27 0.498 V/1000 rpm9 Torque Constant kM 2.5 (0.35) 4.7 (0.666) mNm/A10 Motor Regulation R/k2 857.9 893.7 103/Nms11 Motor Regulation k/R½ 1.09 (0.15) 1.06 (0.15) mNm/W½ (oz-in/W½)12 Internal Resistance - phase to phase RI 5.23 19.75 ohms13 Line to Line Resistance at Connectors RL 5.43 19.81 ohms14 Inductance Phase to Phase L 0.12 0.42 mH15 Mechanical Time Constant τm 1.7 1.7 ms16 Electrical Time Constant τe 0.023 0.023 msGeneral Data17 Maximum Motor Speed nmax 60'000 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 - 0.4 (0.09) N (lbs)21 Axial Static Force w/o Shaft Support (max) - 6.8 (1.53) N (lbs)22 Maximum Winding Temperature - 125 (257) °C (°F)23 Thermal Resistance Rth 13 / 65 °C/W24 Thermal Time Constant τw 1'140 s25 Weight - 9 (0.32) g (oz)26 Rotor Inertia J 0.02 (277.8) gcm² (oz-in-sec2 10-6)27 Hall Sensor Electrical Phasing* - 120 Electrical °Ø 8 mm • 2-pole • 4.5 W *Also available without Hall sensorsWire DescriptionGray Phase 1 (AWG 28)Violet Phase 2 (AWG 28)Blue Phase 3 (AWG 28)Green V DC (+2.5 to +5.5 V) (AWG 28)Yellow GND (AWG 28)Orange Hall sensor 1 (AWG 28)Red Hall sensor 2 (AWG 28)Brown Hall sensor 3 (AWG 28)16
