Page 117 - Demo

V012024 • © 2024 Portescap. Specifications subject to change without notice.Dimensions in inches [mm]Brush DC MotorsMotor shaft rotates CW when seen from motor front face when +ve and -ve supply is given to respective terminals.Electrical Data Symbol 22S78 •••• .1 Unit 210E 208E1 Nominal Voltage V 18 24 Volt2 No-Load Speed n0 7,780 8,550 rpm3 No-Load Current I0 4.5 3.3 mA4 Terminal Resistance R 18.0 35.0 Ω5 Output Power P2max. 5.5 4.6 W6 Stall Torque mNm 22 (3.12) 18.3 (2.6) mNm (oz-in)7 Efficiency hmax. 87 87 %8 Max Continuous Speed ne max. 10,000 10,000 rpm9 Max Continuous Torque Me max. 8.9 (1.1) 7.7 (1.1) mNm (oz-in)10 Max Continuous Current Ie max. 0.41 0.29 A11 Back-EMF Constant kE 2.30 2.80 mV/rpm12 Torque Constant kM 22.00 26.70 mNm/A13 Motor Regulation R/k2 37.0 49.0 103/Nms14 Friction Torque TF 0.09 (0.02) 0.09 (0.02) mNm (oz-in)15 Rotor Inductance L 0.50 0.92 mH16 Mechanical Time Constant τm 7.0 7.8 ms17 Rotor Inertia J 1.90 1.60 g-cm2General Data18 Thermal Resistance (rotor/body) Rth1/Rth2 5/30 °C/W19 Thermal Time Constant (rotor/stator) tW1/tW2 5/480 S20 Operating Temperature Range: motor -30°C to 85°C (-22°F to 185°F) °C (°F)rotor 100°C (212°F) °C (°F)21 Shaft Load Max.: With sleeve bearings(5 mm from bearing) -radial 1.5 (5.4) N (oz)-axial 100 (359.6) N (oz)22 Shaft Play: -radial <0.03 (0.0012) mm (inch)-axial 0.15 (0.0059) mm (inch)23 Weight g 49 (1.73) g (oz)24 Commutation Segment - 9 segment22S78 Ø 22 mm • Precious metal commutation • 8.9 mNmExecution TableGearbox Single ShaftR22 1R1 (6.5)10M2x2 max. 25.5 263x120°Ø12Ø15.4Ø21.8Ø22 0-0.10Ø2.0-0.006-0.009Ø7 0-0.0227.5±0.51 6±0.5 1.7n (rpm)M (mNm)10000800060004000200000 9 18 27 36 No Load Speed vs. TorqueMax. Recommended SpeedMax. Continuous Output Power 6WContinuous working rangeTemporary working range117