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Three Phase Voltage Disturbance Recorder
PQR 2020 - Powertronics (Powertronics)
The PQR 2020 is a Three Phase Voltage disturbance detector and recorder. This device is designed to be connected to a single phase 120V or 240V AC line or a Three Phase 208/240/480 Volt AC line and will monitor these lines for voltage disturbances.