Toptronic Loop/PSC Global Earth Resistance and RCD Tester • Loop impedance • Line impedance • A, AC and selective RCD tripping time • A and AC RCD tripping current • Global earth resistance (15mA) • Short circuit/ loop current calculation • Phase rotation • 350 Memory Location Model Specification: · Dimensions (mm): 240(L) x 170(W) x 80(H) · Weight: 800g · Power Source: 6x 1.5V AA Batteries