PA7300 Instruction Manual - TECO-Westinghouse Motor Company

APPENDIXA. ENERGY-SAVING CONTROLa Constants related to Energy-saving ModeThe table below shows the constants used in the energy-saving mode.Constants used in Energy-saving Drive ModeFunction ParameterNOOperationModeSelectEnergy-SavingVoltageLimitEnergysavingtuningoperationEnergysavingcoefficientK2*3EnergysavingpowerdetectionSn-09Cn-45Cn-46Cn-47Cn-48Cn-49Cn-50Cn-51Cn-52Cn-58Cn-59Cn-60On-15On-16Name and description-0- -: Energy Saving functionineffective (V/F)-1- -: Energy Saving function effectiveEnergy Saving Voltage upper limit(60Hz)Energy Saving Voltage upper limit(6Hz)Energy Saving Voltage lower limit(60Hz)Energy Saving Voltage lower limit(6Hz)Tuning operation voltage limitTuning operation control cycleTuning operation voltage step (100%output voltage)Tuning operation voltage step (5%output voltage)Energy-saving coefficient K2 (60Hz)Energy-saving coefficient reductionratio (6Hz)Motor codePower detection filter changing widthPower detection filter time constantLCD Display(English)Sn-09=0000Term. A01Eng. SavingCn-45=120%Hi_spd. Sav. V_UpperCn-46=16%Lo_spd. Sav. V_UpperCn-47=050%Hi_spd. Sav. V_LowerCn-48=12%Lo_spd. Sav. V_LowerCn-49=00%Sav. TuningCn-50=01.0sSav. Tuning periodCn-51=00.5%Sav. Tuning Gain 1Cn-52=00.2%Sav. Tuning Gain 2Cn-58=115.74* 1Eng. Saving coeff.Cn-59=100%K2 Reduce RatioCn-60=29* 2Motor SelectOn-15=10%Power-Det. Dead ZoneOn-16=20Power-Det. Time ControlUnitSettingRangeFactorySetting 00001% 0120% 120%1% 025% 16%1% 0100% 50%1% 025% 12%1% 020% 0%0.1s 0.110.0s 1.0s0.1% 0.110.0% 0.5%0.1% 0.110.0% 0.2%0.01 0.00655.35 115.74* 11% 50100% 100% 00FF 29* 21% 0100% 10%1(7ms)125520(140ms) 1. Differences depending on the setting of Cn-60. 2. The same value as Sn-01 is set by initializing. 3.To change any of the On-parameters, it is necessary to set Sn-03 to 1010.119