VC850 Phase Sequence Meter, Three-phase sinusoidal AC power supply phase sequence, reverse and phase failure detection, positive phase, reverse phase and lack of phase, with sound & light indication.
VC850 three-phase electrical equipment and motors need to be correctly connected in the direct or reverse phase under certain conditions. This product can quickly and correctly judge the order and absence of the direct and reverse phases of the three-phase electricity, and provide essential tools for installation and maintenance personnel.