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V012024 • © 2024 Portescap. Specifications subject to change without notice.Dimensions in mmBrushless DC Slotless Motors4±152±0.1 10±0.216±5Ø11.5±0.1 twisted & tinned8 x Flat cable (ribbon)Insulation: PVC according to VDE 0207 Y12 or U18, AWG 24 Ø136x60°6x M2 3.1 min. depthR155°120°55A °0.1A1 0-0.1 300+200 Ø3+0.006-Ø0.009 16+0.05-0.10 Ø10+0-0.02 16ECP52 Ultra EC™ Ø 16 mm • 2-pole • 37 W Electrical Data Symbol 16ECP52-8B-xxx.01 Unit 220 112 491 Nominal Voltage UN 24 24 24 Volt2 Optimization Direction - Symmetrical Symmetrical Symmetrical -3 No Load Speed n0 6,144 12,100 27,800 rpm4 Typical No Load Current I0 19 41 134 mA5 Max. Continuous Mechanical Power (@25°C) Pmax 37.5 37.5 37.5 W6 Max. Continuous Current Ie max 0.4 0.8 2.0 A7 Max. Continuous Torque Me max 14.5 (2.06) 14.7 (2.09) 16.1 (2.28) mNm (oz-in)8 Back EMF Constant kE 3.77 1.93 0.84 V/1000 rpm9 Torque Constant kM 36.0 18.4 8.0 mNm/A10 Motor Regulation R/k2 18.9 18.3 15.4 103/Nms11 Motor Regulation k/R½ 7.3 (1.04) 7.4 (1.05) 8.1 (1.15) mNm/W½ (oz-in/W½)12 Internal Resistance - phase to phase RI 24.50 6.20 0.98 ohms13 Line to Line Resistance at Connectors RL 24.60 6.30 1.06 ohms14 Inductance Phase to Phase L 2.32 0.60 0.12 mH15 Mechanical Time Constant τm 1.9 1.8 1.5 ms16 Electrical Time Constant τe 0.10 0.10 0.12 msGeneral Data17 Maximum Motor Speed nmax 40,000 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 - 5.3 N21 Axial Static Force w/o Shaft Support (max) - 34 N22 Maximum Winding Temperature - 125 (257) °C (°F)23 Thermal Resistance Rth 3 / 15 °C/W24 Thermal Time Constant τw 750 s25 Weight - 62 (2.19) g (oz)26 Rotor Inertia J 1 g-cm227 Hall Sensor Electrical Phasing* - 120 Electrical °Wire DescriptionGray Phase 1Violet Phase 2Blue Phase 3Green 3.5 to 24V DCYellow GNDOrange Sensor 1Red Sensor 2Brown Sensor 3with hall effect sensor010,00020,00030,00040,0005,00015,00025,00035,0000 12 24 36 48No load speed (rpm)Power supply voltage (V)No load speed for each coil49112220Torque [oz-in]Speed (rpm)Torque [mNm]Max. continuous operation at 25°C5W10W20W30W40W0 0.5 1.0 1.5 2.0 2.5010,00020,00030,00040,00050,0000 2 4 6 8 10 12 14 16 18ContinuousShort time*Also available without Hall sensors27
