PW636i (6*32A, 4*300V) is the computer aided relay testing equipment.One of the most significant features of the relay test set is its high power capacity for its current amplifiers.It is the ideal relay test solution for applications which require large current output. Features 6*32A, 4*300V Aux DC (0-300V), DC measuring inputs 8 binary inputs, 8 binary outputs Adjustable threshold (0-400V) for binary inputs In-built analog monitoring and recording function Can be upgraded to support the test of IEC61850 complied relay