SPESIFIKASI
| arameter | Measuring range | Max. resolution | Accuracy | |
|---|---|---|---|---|
| Alternating voltage (TRMS) | – | 0.0…760.0 V | 4 significant digits | ±0.5% Unom |
| Crest Factor | Voltage | 1.00…10.00 (≤1.65 for 690 V voltage | 0.01 | ±5% |
| Crest Factor | Current | 1.00…10.00 (≤3.6 dla Inom) | 0.01 | ±5% |
| Alternating current (TRMS) | – | depending on clamp* | 4 significant digits | ±0.2% Inom (error does not account for clamp error) |
| Frequency | – | 40.00…70.00 Hz | 0.01 Hz | ±0.05 Hz |
| Active, reactive, apparent and distortion power | – | depending on configuration (transducers, clamps) | 4 significant digits | depending on configuration (transducers, clamps) |
| Active, reactive and apparent energy | – | depending on configuration (transducers, clamps) | 4 significant digits | as power error |
| cosφ and power factor (PF) | – | 0.00…1.00 | 0.01 | ±0.03 |
| tgφ | – | 0,00…10,00 | 0.01 | depends on error of active and reactive power |
| Harmonics | Voltage | DC, 1…50 | as for alternating voltage True RMS | ±0,15% Unom for m.v. < 3% Unom ±5% m.v. for m.v. ≥ 3% Unom |
| Harmonics | Current | DC, 1…50 | as for alternating current True RMS | ±0.5% Inom for m.v. < 10% Inom ±5% m.v. for m.v. ≥ 10% Inom |
| THD | Voltage and current | 0.0..100.0% (relative to RMS value) | 0.1% | ±5% |
| Flicker index | – | 0.40…10.00 | 0.01 | ±10% |
| Unbalance factor | Voltage and current | 0.0…10.0% | 0.1% | ±0.15% (absolute error) |
| Inrush current | Current | depending on clamp * | 0.01% Inom | ±4% m.v. for m.v. ≥ 10% Inom ±4% Inom for m.v. < 10% Inom (RMS1/2) |
m.v. – measured value
*
The Sonel PQM-707 power quality analyser is a mobile device for measuring and analysing power supply. It is an autonomous and versatile meter with which you can carry out measurements and analyses of parameters in power networks (DC and 50/60 Hz).
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