Megger MIT525 5kV Insulation Resistance Tester Specifications :10TΩ (5kV) max. insulation resistance Timed IR plus PI and DAR diagnostic tests Operate with dead battery when on line power/mains Rapid charge Li-ion battery – up to 6 hrs continuous testing (5kV) Dedicated voltmeter function (30V to 660V) Large LCD display with automatic backlight Noise filter – rejects up to 3mA noise Dielectric Discharge (DD), Step Voltage (SV) and ramp test functions Advanced memory with time/date stamp, on screen recall Download of memory via isolated USB (type B) interface (USB cable to PC)