Protection relay tester ct analyzer rtu tester power standard meter calibrator
Protective Relay-Tester of 3x450W wide usage scope & 3-year quality warranty on free, which suitable working for many world famous relay protection devices such as ABB, ALSTOM, SCHNEIDER, SIEMENS, GE, SEL etc., All-in-1 design including software /accessories /Window CE/LCD with portable aluminum alloy box Chinese top three manufacturers of relay tester with 1800 more honored users & ISO9001: 2000 certification