At one end, the handheld EPM3 phase-sequence and motor-rotation tester can check three-phase, 100 to 600-Vac, 45 to 70-Hz inputs for open phase and phase sequence. At its other end, the meter uses an ...
The Model PR-1 phase rotation meter identifies phase sequence on three-phase systems and indicates open or de-energized systems. It is used for installing rotating machinery and motors as well as for ...
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