... speed drive,inverter,variable frequency. ProductionnameCeramic Tube Wirewound Resistor,Power Resistor,Braking ResistorPower rating15W-20KWResistance value0.01Ω-100K ... customer specifications,can be made into variable resistor.Commonspecification50W20Ω,80W20Ω,100W20Ω,100W100Ω,150W10Ω,150W20Ω, ... 350Short-termoverloadJIS-C-5202 5-51000% rated power 5sFree or appearance orstructural irregularityR≤±(2%+0 ...