RCD Tester Kyoritsu  5406A  , RCD trip time Tester We Provide a 1 Year Guarantee for this Product against manufacture defects Rated Tripping Current |10/20/30/200/300/500mA..

RCD trip time test:      × 1/2 scale test does not work rated current.      × 1 / × 5 scale test RCD trip time.   Residual current test: automatically use different current testing residual current value.   R..