... ~600V,40 Hz~70Hz 3.ISO,CE,Patent,OEM ETCR1000A Three Phase Meter Our buyers have stayed with us for 11years12 years of ... and live line checks of a 3-phase circuit using a static induction voltage clip.The static induction voltage clips are used to ... , turn the power onagain using the Power ON switch.OptionsCarrying case, Strap*, Spiral tube*, Instruction manual, Two R6Pmanganese batteries. *Attaching ...