The Kewtech Corporation 12-in-1 Multifunction Tester features an easy-to-use interface with a single rotary dial four function soft keys and a 3.5 inch color LCD dot matrix display. It includes Anti-Trip Technology for LOOP L-PE testing on all RCDs with 2 and 3 wire options and a 2 wire only mode for situations without a neutral. The high test current loop range offers 0.001 ohm resolution. Zs Limit compares measured results with BS7671 18th Edition standards. Volts TRMS Voltage measurements 2 to 600V and mains frequency
Surge Protection Device test for SPD that uses varistor
Touch voltage Selectable