PQA-MultiSystem | Power Quality Monitoring

Class A power quality analyzer with up to four 3-phase systems.

Harmonic analysis, power and energy analysis, disturbances, waveform capture, and symmetrical components.

The firmware calculates power quality parameters according to EN50160. It fully follows requirements as described in IEC 61000-4-30 Class A and others (61000-4-7, 61000-4-15).

FFT analyzer of harmonics and interharmonics according to IEC 61000-4-7 (storage of U, I, P, Q, S for each harmonic)
Oscilloscope
Vectorscope
Power and energy monitor
Flicker meter according to IEC 61000-4-15
Voltage monitor according to EN 50160 (calculation acc. IEC 61000-4-30 standard, class A)
Transient recorder for analog and digital signals (up to 66 seconds of voltage/current waveforms with up to 2 seconds pre-trigger, sampling rate up to 57 600 Samples/second)
Disturbance recorder (half-period values including frequency, length of record 1-10 minutes with up to 1 minute pre-trigger)
Signaling voltages monitor
Alarm monitor
Symmetrical components analyzer
Network impedance analyzer
Half period U+I extremes monitor

Power Grid Monitoring Success

With over 25 years of grid power quality experience, we provide state-of-the-art analyzers and monitors for every scenario. Our portfolio of products and know-how ranges from global phasor monitoring systems (WAMS) through metering and comprehensive evaluation of the quality of supplied electricity across the country. This includes the detailed energy monitoring of industrial plants down to individual machine consumption. These instruments are used worldwide across almost all continents.