05% power quality calibrator up to 120A and 560VAC with programmable power quality parameters. It makes possible to make automatic test of electricity meters, measurement transducers, current transformers and protection relays. CP11B is also. Single phase, class 0. CP11B is also. New generation of three phase tester of electricity meters, current and voltage transformers and analyser of power network quality Data sheet Presentation Presentation Electricity meter testing for Energy Meter Error Recording Energy Meter Error Test CT Burden test CT Ratio test The CF106 Universal. Verify protection relays with speed and accuracy using Megger's single-phase test sets. Prevent faults, optimise system performance, and maintain network reliability—whether in conventional or digital substations. Reliable protection starts with accurate relay testing. Megger's single-phase test. Megger's SVERKER 650 offers secondary relay testing and primary injection for electrical distribution substations, renewable power generation stations, and industrial applications. Primary and secondary injection in complete ranges from low to high amplitudes with high precision, delivering. The Calmet TS33 portable test system consists of a three-phase reference meter of accuracy class 0. 1% and an integrated three-phase current and voltage source up to 3x120A/600V Data sheet Read more. Three phase, class 0.