... IEC60185 applied Test Sets Composed of:High Accuracy CT site Calibrating Test Sets are composed of seven ... below:-Instrument Transformer Tester, Model ITC-C,-Standard reference CT, Model HL-62CS-Current load box ,model FY ... -Harmonic control >40db -Polarity Check/ Indication Standard reference CT, Model HL-62CS -Rated load : 5VA,1VA PF= ... 25,30,40,50,60,75,80,100,120,150,160,200,250,300,315,400, ² 500, ...