The compact MT325 is lightweight and easy to use and operates on 230V AC circuits while offering high accuracy measurement and good performance. Features include pre-programmed tripping current ranges for speed of use, with direct readout of disconnection time with a resolution of 1ms, neon indication of correct wiring status. Consistent results are obtained with the 0° and 180° phase angle select switch, thus eliminating the need for repeat tests. Accessories: Instruction Manual Features : CAT IV 300V and CAT III 600V Double injection housing Correct wiring indication 2000ms Direct readout of disconnection time Fully programmed test current settings Accurate readout of tripping time with a resolution of 1ms Two LED lamps give quick check for correct wiring Compact, lightweight and simple to use 0° or 180° Phase angle selection Current setting from 5mA to 500mA Operating voltage 230V AC Data Hold function to freeze the digital trip time on the LCD