... KVAR, KVA, PF, θ ,Hz, & Energy KWh, KVARh & KVAh Measurement. Phase sequency indicator function. Backlight display function. Manual Data Memory and ... and Start / Stop Time. RS-232 Optical Interface with three phase voltage / current Waveform display and Harmonic analysis. Easy - to ... -> 12V ; 220V -> 12V)6) 4pcs current clamp transducer (1, 2, 3, 4 cable length 3 meters) (1000A AC, jaw opening 40mm)7 ...