FR-F700 INSTRUCTION MANUAL (BASIC) - MRO Stop

Increase the starting torque (Pr. 0)4.2 Increase the starting torque (Pr. 0)Set this parameter when "the motor with a load will not rotate", "an alarm [OL] is output, resulting in an invertertrip due to [OC1], etc.ParameterNumberName0 Torque boostChanging exampleInitial Value0.75K 6%1.5K to 3.7K 4%5.5K, 7.5K 3%11K to 37K 2%45K, 55K 1.5%75K or more 1%When the motor with a load will not rotate,increase the Pr. 0 value 1% by 1% unit bylooking at the motor movement. (The guidelineis for about 10% change at the greatest.)SettingRange0 to 30%100%OutputvoltageDescriptionMotor torque in the lowfrequencyrange can beadjusted to the load to increasethe starting motor torque.Pr.0Pr.46Settingrange0Outputfrequency(Hz)BasefrequencyOperationDisplay1.Screen at powering onThe monitor display appears.2.Pressto choose the PU operation mode.PU indication is lit.3.Press to choose the parametersetting mode.The parameternumber readpreviously appears.4. Pr. 0) appears.5.Press to read the currently set value." "(initial value is 6% for the 0.75K)appears.The initial valuediffers accordingto the capacity.6.Turn" ".7.Pressto change it to the set valueto set.· By turning , you can read another parameter.· Press to show the setting again.· Press twice to show the next parameter.Flicker ··· Parameter setting complete!!REMARKS· A too large setting may cause the motor to overheat, resulting in an overcurrent trip (OL (overcurrent alarm) then E.OC1 (Overcurrenttrip during acceleration)), thermal trip (E.THM (Motor overload trip), and E.THT (Inverter overload trip)).When a fault (E.OC1) occurs, release the start command, and decrease the Pr. 0 value 1% by 1% to reset. (Refer to page 97.)POINTIf the inverter still does not operate properly after the above measures, adjust Pr. 80 Motor capacity(simple magneticflux vector control) [extended mode]. (Refer to Instruction Manual (applied) chapter 4.)56