Product description The Transformer short circuit impedance tester comes with an adjustable power output. Regardless of single phase or three phase transformers, only one connection is required, and the instrument can complete the measurement of all winding pairs. The test and connection are simple. Main technical indicators and conditions of use Measurement accuracy voltage, current 0.2 level Power COS 0.1 0.5 grade, COS 0.1 1.0 grade Impedance COS 0.1 0.5 grade COS 0.1: 1.0 grade Voltage measurement range AC 3V 300V Internal power output range voltage 0 250V, current 0 10A Current measurement range AC 0.2A 20A Working temperature 10 50 Working humidity 0 80 Working power supply AC220V 10 50Hz 1Hz Dimensions 360mm 220mm 150mm Weight of the instrument 20Kg Transformer Short circuit Impedance Tester