... at test point IEC60185 applied Test Sets Composed of:High Accuracy CT site Calibrating Test Sets are composed of seven items as ... ,40,50,60,75,80,100,120,150,160,200,250,300,315,400, ² 500,600,630,750,800,1000,1200 ... voltage: AC 220V±10% 50Hz±1 -Output voltage: AC 0~250 V-Input current: 100A -Ambient Temperature: -20°C to 50 ... %(25°C) -Altitude :< 2500m High Accuracy CT Site Calibrating Test Sets