InsulationTest : -Voltage Test by 250/5000 VDC on L.V Switchgearswith adjustable time ( 1s up to 30 min ) and printable report by5000/75000 VDC on M.V Switchgears with adjustable time ( MEGER Test ) Power frequency Test : -Withstanding voltage test by 250/5000VAC on L.V Switchgears wit adjustable time ( HI-POT Test ) Primary Current injection : -primary current injection up to 4000 A on protection relays and circuit breakers. -Measuring Earth leakage current for electrical equipments up to 25 A. -Electrical and mechanical function test according to IEC standard.