SHF and SHG - Harmonic Drive LLC

ENGINEERING DATAEfficiency Compensation Coefficient for Load TorqueEfficiency value drop when load torque is smaller than rated torque.Find the Compensation Coefficient (Ke) from figure (b & c) and calculate the efficiency.Note: When Load torque is larger than Efficiency Compensation Coefficient: Ke=1, KeCompensation Coefficient2UH - Efficiency Coefficient Compensation1.00.90.80.70.60.5500 rpm0.41000 rpm2000 rpm0.33500 rpm0.200.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0Torque, KeCompensation Coefficient2UJ - Efficiency Coefficient Compensation1.00.90.80.70.6500 rpm0.51000 rpm2000 rpm0.43500 rpm0.30.200.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0TorqueEfficiency Compensation Value by SizeHoused Units incorporate a cross roller bearing and oil seal on the input side.Please find the Efficiency for Compensation value (ηe) by Rated Torque from figure d & e.Correction Value ηe (%)1.0-10-202UHR = 30R = 50R = 80, 100R = 120, 16014 1720 25 32 40 45 50 58 65SizeCorrection Value ηe (%)1.0-10-202UJR = 30R = 50, 80R = 100R = 120, 16014 1720 25 32 40 45 50 58 65SizeCalculation of EfficiencyCalculation of Efficiencyη = Ke x ( ηR + ηe)Symbol of Equation : η EfficiencyKe Efficiency Compensation CoefficientηR Rated Torque at Efficiencyηe Efficiency Compensation ValueHarmonic Drive LLC 800-921-333247