... adopts new power supply technology and power supply without big components. Items 10COutput current10A, 3A, 1A, 100mA, < ... 10%, 50Hz±1HzWorking temperature-20 to 40Relative humidity≤80%, no forming dewDimension 395x240x250mmWeight 10kgApplication rangeSuitable for all levels of inductive resistance ... measurements of 110kV and below WINDING RESISTANCE TESTER